Yamaha YZ 125 Parts — Dirt Motorcycle

Cross reference numbers. L17-6548, MX-24548, JTR245.48, JTR245/2 JTR251.48, JTR251/2, RENTHAL 150, WFC9339, Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No. SR248-48.REN.TR (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 RENTHAL TWIN RING 1500-520-48JTR251 RENTHAL TWIN RING CHAIN WHEEL REAR SPROCKET. The longest lasting most durable off-road sprocket you can buy developed over 5 years. The unique flat face design keeps weight to a minimum and means the TwinRing's as narrow as a regular chainwheel. Inner Ring is high strength Ultralight 7075 T6 Aluminium. Outer Ring is Electroless Nickel Coated steel. Outer is expanded at 200 ?C and then fitted to inner, creating a permanent bond for the life of the sprocket.   Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No. SR245-48.REN.SI (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 RENTHAL 150U-520-48 RENTHAL Rear Sprockets Hard Anodised Rear Chainwheels Renthal's hard anodised rear chainwheels are specifically designed for road and road racing applications. They are CNC machined from the same 7075 T6 material as our offroad chainwheels, yet feature the increased longevity from the hard anodizing process. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface.   Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No. SR245-48.REN.BU (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 RENTHAL 150U-520-48 RENTHAL Rear Sprockets Hard Anodised Rear Chainwheels Renthal's hard anodised rear chainwheels are specifically designed for road and road racing applications. They are CNC machined from the same 7075 T6 material as our offroad chainwheels, yet feature the increased longevity from the hard anodizing process. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface.   Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No. SR245-48.REN.BK (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 RENTHAL 150U-520-48 RENTHAL Rear Sprockets Hard Anodised Rear Chainwheels Renthal's hard anodised rear chainwheels are specifically designed for road and road racing applications. They are CNC machined from the same 7075 T6 material as our offroad chainwheels, yet feature the increased longevity from the hard anodizing process. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface.   Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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The core of the JT TwinStar is a lightweight aviation grade Ergal 7075-T6 Aluminium, precision made using state of the art laser cutting and CNC machining. The steel outer ring is heat-induction hardened to create a sprocket which will last up to six times longer than a standard 7075-T6 aluminium sprocket. Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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The next standard in MX durability and efficiency: a unique self-cleaning profile keeps the contact patch clear while trimming weight. Heat-induction hardened C45 steel lasts up to six times longer than 7075 aluminium, protecting your chain and your lap times. Features Unique self-cleaning design keeps contact area clear Significantly reduced weight versus conventional steel rears Heat-induction hardened C45 steel construction Lasts up to 6× longer than a 7075-aluminium sprocket Greatly extends chain life by minimizing abrasive buildup Optimized tooth geometry for smooth, efficient drive Specifications Material: Heat-induction hardened C45 steel Tooth count: 48 Drive chain pitch: 520 Colour: Black Vehicle Fitment Honda (Road, Rear) XR250 Tornado Yamaha (Off Road, Rear) TT-R230 M,N,P (21-23) TT-R230 R (24) TT-R230 S (25) TT-R230 T,V,W,X,Y,Z,A,B,D,E,F,G,H,J,K,L 1C6 (05-20) TT-R230 T1 (26) WR250 F-A,B,D,E,F,G,H,J (Off Road Version) (11-19) WR250 F-F,G,H,J,K,L (Off Road Version) 2GB (15-20) WR250 F-L (Off Road Version) (20) WR250 F-L,M (99-00) WR250 F-M,N,P (Off Road Version) (21-23) WR250 F-M,N,P,R (Off Road Version) (21-24) WR250 F-R (Off Road Version) (24) WR250 F-S (Off Road Version) (25) WR250 F-S1 (Off Road Version) (25) WR250 F-T1 (Off Road Version) (26) WR250 F-W,X,Y,Z (Off Road Version) 5UMU/W (07-10) WR250 FN (Enduro Version) (01) WR400 F-L,M,N (99-01) WR426 F-N,P (01-02) WR450 F-L (20) WR450 F-M (21) WR450 F-N,P (22-23) WR450 F-R (24) WR450 F-R,S,T,V 5TJ6 (03-06) WR450 F-S (25) WR450 F-T1 (26) WR450 F-W,X,Y (07-09) WR450 F-Z,A,B,D,E,F,G,H,J,K 5TJU/W (10-19) YZ125 L,M,N (99-01) YZ125 L2,M2 (20-21) YZ125 N2L (22) YZ125 P,R,S 5XE2 (02-04) YZ125 P2L (23) YZ125 RL (24) YZ125 RSE 50th Anniversary Ed. (24) YZ125 SL (25) YZ125 SME Monster Energy Ed (25) YZ125 T,V,W,X,Y,Z,A1,B,D2,E2,F2,G2,H2,J2,K2 (05-19) YZ125 TL (26) YZ125 TSE 70th Anniversary Ed. (26) YZ125 X-L,M (20-21) YZ125 X-L,N,P (22-23) YZ125 X-R (24) YZ125 X-S (25) YZ125 X-T (26) YZ250 L,M,N (99-01) YZ250 L2,M2 (20-21) YZ250 N2 (22) YZ250 N2ME Monster (22) YZ250 P,R,S (02-04) YZ250 P2 (23) YZ250 R (24) YZ250 R,S (03-04) YZ250 RSE 50th Anniversary Edition (24) YZ250 S (25) YZ250 T (26) YZ250 T,V,W,X,Y,Z,A1,B1,D2,E2,F2,G2,H2,J2,K2 1P8,1SS (05-19) YZ250 TSE 50th Anniversary Edition (26) YZ250 F-B,D,E,F,G,H,K,L,M (12-21) YZ250 F-E,F,G,H,J,K,L,M (4-Stroke) 1SM (14-21) YZ250 F-F,G,H,J,K,L,M (4-Stroke) (14-21) YZ250 F-FSME Monster (25) YZ250 F-FPME Monster (23) YZ250 F-FNME Monster (22) YZ250 F-FMME Monster (21) YZ250 F-G 60th Anniversary Edition (16) YZ250 F-N,P (4-Stroke) (22-23) YZ250 F-N,P,R,S (4-Stroke) (01-04) YZ250 F-NL,P2L,RL (22-24) YZ250 F-R,S (4-Stroke) (24-25) YZ250 F-RSE 50th Anniversary Edition (24) YZ250 F-T (4-Stroke) (26) YZ250 F-T,V,W,X,Y (4-Stroke) (05-09) YZ250 F-TSE 70th Anniversary Edition (4-Stroke) (26) YZ250 F-Z,A 17D5 (11) YZ250 F-Z,A,B,D (4-Stroke) 17D6/7/8 (10-13) YZ250 FX-F,G,H,J,K,L1,M (15-21) YZ250 FX-N,P (22-23) YZ250 FX-R (24) YZ250 FX-S (25) YZ250 FX-T (26) YZ250 X-G,H,J,K,L,M (16-21) YZ250 X-N,P (22-23) YZ250 X-R (24) YZ250 X-S (25) YZ400 F-L (99) YZ426 F-M,N,P (00-02) YZ450 F-B,D (12-13) YZ450 F-E (14) YZ450 F-F,G,H,J (15-18) YZ450 F-F,G,H,J,K 1SL (15-19) YZ450 F-FPME Monster (22) YZ450 F-FNME Monster (22) YZ450 F-FMME Monster (21) YZ450 F-G 60h Anniversary Edition (16) YZ450 F-K,L,M (19-21) YZ450 F-L,M (20-21) YZ450 F-MME Monster (21) YZ450 F-N (22) YZ450 F-NL,P2L,RL (22-24) YZ450 F-NME Monster (22) YZ450 F-P (23) YZ450 F-PME Monster (23) YZ450 F-R (24) YZ450 F-R,S 5XD2 (03-04) YZ450 F-RSE 50th Anniversary Ed. (24) YZ450 F-S (25) YZ450 F-SME Monster (25) YZ450 F-T (26) YZ450 F-T,V (05-06) YZ450 F-TSE 70th Anniversary Ed. (26) YZ450 F-W,X,Y,Z,A,B,D,E 33D (07-14) YZ450 FX-G,H,J,K,L1,M (16-21) YZ450 FX-N,P (22-23) YZ450 FX-R (24) YZ450 FX-S (25) YZ450 FX-T (26) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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CNC-machined from certified 7075-T6 Ergal, RaceLite rear sprockets pair ultra-low weight with race-ready strength. Engineered for extreme conditions, they cut rotating mass for quicker acceleration while maintaining exceptional wear resistance. Features 7075-T6 Ergal aviation-grade aluminium construction Precision CNC machining to tight JT tolerances Ultra-low rotating mass for quicker acceleration Designed for extreme pro-race conditions High strength-to-weight ratio with excellent durability Clean, consistent tooth profile for smooth chain engagement Specifications Material: 7075-T6 Ergal Aluminium Tooth count: 48 Drive chain pitch: 520 Colour: Black Vehicle Fitment Honda (Road)  XR250 Tornado Yamaha (Off Road)  YZ125 (1999-2026) YZ125 50th Anniversary Ed. (2024) YZ125 70th Anniversary Ed. (2026) YZ125 Monster Energy Ed (2025) YZ125 X (2020-2026) TT-R230 (2005-2026) WR250 F (1999-2000) WR250 F (Enduro Version) (2001) WR250 F (Off Road Version) (2001-2026) YZ250 (1999-2026) YZ250 50th Anniversary Edition (2024; 2026) YZ250 F (4-Stroke) (2001-2026) YZ250 F 50th Anniversary Edition (2024) YZ250 F 60th Anniversary Edition (2016) YZ250 F 70th Anniversary Edition (4-Stroke) (2026) YZ250 F Monster (2021-2023; 2025) YZ250 FX (2015-2026) YZ250 Monster (2022) YZ250 X (2016-2026) WR400 F (1999-2001) YZ400 F (1999) WR426 F (2001-2002) YZ426 F (2000-2002) WR450 F (2003-2026) YZ450 F (2003-2026) YZ450 F 50th Anniversary Ed. (2024) YZ450 F 60h Anniversary Edition (2016) YZ450 F 70th Anniversary Ed. (2026) YZ450 F Monster (2021-2023; 2025) YZ450 FX (2016-2026) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Built from premium C49 high-carbon steel, JT Steel Sprockets deliver OEM-level precision and durability. With 2,500+ fitments for motorcycles and ATVs, they offer long life, exact fit, and dependable power transfer mile after mile. Features C49 high-carbon steel rears for long wear Precision manufacturing for exact OEM fit Broad coverage with 2,500+ motorcycle & ATV applications Consistent power transfer and sprocket tooth profile accuracy Engineered for durability in street, track, and off-road use Specifications Material: C49 high-carbon steel Tooth count: 48 Drive chain pitch: 520 Colour: Silver Vehicle Fitment Gilera (Road, Rear) 600 RC (1989-1992) 600 RC/R (1991-1993) Honda (Off Road, Rear) XR200 RE,RF (1984-1985) XR200 RG,RH (1986-1987) XR200 R (1986-2002) XR200 RL,RN (1989-1992) XR200 RP,RR (1993-1994) XR250 RC,RD (1982-1983) XR250 RE,RF (1984-1985) XR250 RG,RH (1986-1987) XR250 RJ,RK (1988-1989) XR350 RD,RE (1983-1984) XR350 RF,RG,RH (1985-1987) XR500 SA,SZ (1979-1980) XR500 RB,RC (1981-1982) XR500 RD,RE,RF (1983-1985) XR600 RF,RG,RH (1985-1987) Honda (Road, Rear) XLR200 MD39 (1992) CB250 FM,FN2,FP MC23 CB250 Hornet MC31 (1996-2007) CB250 RSB (1983) CB250 RSD-C,L (1982-1984) CBR250 FG,FG-YA CBR250 RH (~1021987) (~1004990) CL250 SC (1982-1984) MVX250 (1983) NS250 FE MC11 NSR250 (1986) NSR250 RG MC16 (1987) NX250 (1988-1993) VT250 F2H,H,H2 VT250 FG,FG-YA, VT250 J,K VT250 Xelvis MC25 VTZ250 (1988-1989) VTR250 MC33 (1998-2017) XL250 M,N,P2 Degree MD26 XL250 ME06 XL250 RC,RD ProLink MD03 (1982-1983) XL250 SZ,SA,SB (1978-1981) XL-X250 RD (1983) XL-X250 RE (1984) XL350 R (1984-1985) XL350 RF,RG,RH ND03 (1985-1987) XL-X350 XL400 R XL400 R-C (1982) XL400 S XL500 R Pro Link (1982) XL500 RC-RH ProLink PD02 (1982-1987) XL500 S (1979-1981) XL500 SZ,SA,SB PD01 (1979-1981) XL600 LM-F PD04 (1985-1987) XL600 RD,RE,RF PD03 (1983-1987) XL600 RM-G PD04 (1986-1988) Yamaha (Off Road, Rear) WR250 F-N,P,R,S,T,V (Off Road Version) 5UM6 (2001-2006) WR250 X-X,Y,A,B,D,E,F 32D6/C (2008-2015) WR250 R-X,Y,Z,A,B,D,E,F,G,H,J,K,L 32D5/B (2008-2020) WR250 F-Z ,A,B,D,E (Off Road Version) 5UMV/1HC (2010-2014) WR450 F-Z,A 5TJV,1HB (2010-2011) WR450 F-B,D,E,F,G 1DX (2012-2016) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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7075 SERIES FEATURES > Aviation-grade 7075-T6 aluminum alloy ”“ Best material available. > CAD designed and CNC machined using state of the art technology. > Self-cleaning grooves between each tooth to prevent mud build-up. > Sector optimized layout for maximum strength and lowest weight. > Color anodized coated surface for extra strength and durability. > Race proven on the toughest sand tracks in the Netherlands & Belgium. Part No. SR245-48.ATW.BK (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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7075 SERIES FEATURES > Aviation-grade 7075-T6 aluminum alloy ”“ Best material available. > CAD designed and CNC machined using state of the art technology. > Self-cleaning grooves between each tooth to prevent mud build-up. > Sector optimized layout for maximum strength and lowest weight. > Color anodized coated surface for extra strength and durability. > Race proven on the toughest sand tracks in the Netherlands & Belgium. Part No. SR245-48.ATW.BE (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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FUSION 2-RING CHAIN WHEEL REAR SPROCKET Steel+Alloy. The longest lasting most durable off-road sprocket you can buy. The unique flat face design keeps weight to a minimum and means the 2-RING FUSION is as narrow as a regular sprocket. Inner Ring is high strength Ultralight 7075 T6 Aluminium. Outer Ring is Nickel Coated steel. Outer is expanded at 200 °C and then fitted to inner, creating a permanent fusion friction bond for the life of the sprocket. FUSION SERIES FEATURES > Inner ring in 7075 aluminum and special hardened steel outer ring combine low weight with maximum lifespan. > CAD designed, CNC machined and laser cut using state of the art technology. > Precise manufacturing interlocks both rings, eliminates all movement. > Sector optimized layout for maximum strength and lowest weight. > Inner ring is color anodized coated for extra strength and durability. > Race proven on the toughest sand tracks in the Netherlands & Belgium. Part No. SR245-48.AF.BK (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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FUSION 2-RING CHAIN WHEEL REAR SPROCKET Steel+Alloy. The longest lasting most durable off-road sprocket you can buy. The unique flat face design keeps weight to a minimum and means the 2-RING FUSION is as narrow as a regular sprocket. Inner Ring is high strength Ultralight 7075 T6 Aluminium. Outer Ring is Nickel Coated steel. Outer is expanded at 200 ?C and then fitted to inner, creating a permanent fusion friction bond for the life of the sprocket. FUSION SERIES FEATURES > Inner ring in 7075 aluminum and special hardened steel outer ring combine low weight with maximum lifespan. > CAD designed, CNC machined and laser cut using state of the art technology. > Precise manufacturing interlocks both rings, eliminates all movement. > Sector optimized layout for maximum strength and lowest weight. > Inner ring is color anodized coated for extra strength and durability. > Race proven on the toughest sand tracks in the Netherlands & Belgium. Part No. SR245-48.AF.BE (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Particular Vertex design, crown made in special 16CrNi4 steel with long lasting induction teeth and core made in Alloy 7075 with T6 heat treatment, fully machined on CNC machines with quality certification. Fully anodized to increase external resistance to the wear and improve durability. Available in several different colors. Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Particular Vertex design, made in special stainless steel C45, black anodized and fully machined on CNC machines with quality certification, guarantee of the best durability. Available in black color only. Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Particular Vertex design, made in Alloy 7075 with T6 heat treatment, fully machined on CNC machines with quality certification. Fully anodized to increase external resistance to the wear and improve durability. Mud grooves on one side. Available in several different colors. Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No. SR245-48_SMTX (radhouse.co.uk) Steel Rear Sprockets. QUALITY C45 Hardened steel, CNC Machined Light Weight Design. Silver Nickle Finish. Japanese JIS SCM415 Hardened Steel. Cross reference numbers ONLY. JTR245, JTR251, RENTHAL 150, WFC9339, Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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PROX Steel Rear Sprockets. QUALITY Hardened steel. ProX Racing Parts Ultra-Light steel rear sprockets all manufactured from premium quality ?Qste 420 & 460? high strength steel and offer superior durability, even under the most extreme riding circumstances and will last 2-3 times longer than aluminum sprockets made from T7075-T6. PROX 07.RS22099-48 Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA WR F 426 2001-2002 YAMAHA YZ F 400 1998-1999 YAMAHA WR F 400 1998-2000 YAMAHA WR X 250 2008-2011 YAMAHA WR R 250 2008-2020 HONDA XL S 500 1979-1981 HONDA XR R 200 1984-2002 HONDA XR R 600 1985-1987 HONDA XR R 250 1986-1989 HONDA XL R 500 1982-1987 HONDA XR R 350 1983-1987 HONDA XR R 500 1981-1985 YAMAHA YZ F 250 2001-2025 FANTIC XEF 250 2021-2024 FANTIC XXF 450 2022-2024 Fantic XX 250 2022-2025 Yamaha YZ X 250 2016-2025 Fantic XEF 450 2022-2024 Fantic XE 125 2021-2024 Fantic XX 125 2021-2025 Yamaha YZ X 125 2020-2025 Fantic XE 300 2024 Fantic XEF 310 2024 Fantic XXF 250 2022-2024 Yamaha TT-R 230 2005-2025 Yamaha WR F 250 2001-2025 Yamaha WR F 450 2003-2025 Yamaha YZ 250 1999-2025 Yamaha YZ FX 250 2015-2025 Yamaha YZ F 450 2003-2025 Yamaha YZ FX 450 2016-2025 Yamaha YZ 125 1999-2025 Honda XL R 600 1983-1988

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Built from premium C49 high-carbon steel, JT Steel Sprockets deliver OEM-level precision and durability. With 2,500+ fitments for motorcycles and ATVs, they offer long life, exact fit, and dependable power transfer mile after mile. Features C49 high-carbon steel rears for long wear Precision manufacturing for exact OEM fit Broad coverage with 2,500+ motorcycle & ATV applications Consistent power transfer and sprocket tooth profile accuracy Engineered for durability in street, track, and off-road use Specifications Material: C49 high-carbon steel Tooth count: 47 Drive chain pitch: 520 Colour: Silver Vehicle Fitment Gilera (Road, Rear) 600 RC (1989-1992) 600 RC/R (1991-1993) Honda (Off Road, Rear) XR200 RE,RF (1984-1985) XR200 RG,RH (1986-1987) XR200 R (1986-2002) XR200 RL,RN (1989-1992) XR200 RP,RR (1993-1994) XR250 RC,RD (1982-1983) XR250 RE,RF (1984-1985) XR250 RG,RH (1986-1987) XR250 RJ,RK (1988-1989) XR350 RD,RE (1983-1984) XR350 RF,RG,RH (1985-1987) XR500 SA,SZ (1979-1980) XR500 RB,RC (1981-1982) XR500 RD,RE,RF (1983-1985) XR600 RF,RG,RH (1985-1987) Honda (Road, Rear) XLR200 MD39 (1992) CB250 FM,FN2,FP MC23 CB250 Hornet MC31 (1996-2007) CB250 RSB (1983) CB250 RSD-C,L (1982-1984) CBR250 FG,FG-YA CBR250 RH (~1021987) (~1004990) CL250 SC (1982-1984) MVX250 (1983) NS250 FE MC11 NSR250 (1986) NSR250 RG MC16 (1987) NX250 (1988-1993) VT250 F2H,H,H2 VT250 FG,FG-YA, VT250 J,K VT250 Xelvis MC25 VTZ250 (1988-1989) VTR250 MC33 (1998-2017) XL250 M,N,P2 Degree MD26 XL250 ME06 XL250 RC,RD ProLink MD03 (1982-1983) XL250 SZ,SA,SB (1978-1981) XL-X250 RD (1983) XL-X250 RE (1984) XL350 R (1984-1985) XL350 RF,RG,RH ND03 (1985-1987) XL-X350 XL400 R XL400 R-C (1982) XL400 S XL500 R Pro Link (1982) XL500 RC-RH ProLink PD02 (1982-1987) XL500 S (1979-1981) XL500 SZ,SA,SB PD01 (1979-1981) XL600 LM-F PD04 (1985-1987) XL600 RD,RE,RF PD03 (1983-1987) XL600 RM-G PD04 (1986-1988) Yamaha (Off Road, Rear) WR250 F-N,P,R,S,T,V (Off Road Version) 5UM6 (2001-2006) WR250 X-X,Y,A,B,D,E,F 32D6/C (2008-2015) WR250 R-X,Y,Z,A,B,D,E,F,G,H,J,K,L 32D5/B (2008-2020) WR250 F-Z ,A,B,D,E (Off Road Version) 5UMV/1HC (2010-2014) WR450 F-Z,A 5TJV,1HB (2010-2011) WR450 F-B,D,E,F,G 1DX (2012-2016) Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No. SR245-47.REN (radhouse.co.uk) Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 RENTHAL 150-520-47 RENTHAL Rear Sprockets Hard Anodised Rear Chainwheels Renthal's hard anodised rear chainwheels are specifically designed for road and road racing applications. They are CNC machined from the same 7075 T6 material as our offroad chainwheels, yet feature the increased longevity from the hard anodizing process. Hard anodising is an integral surface coating which significantly increases the hardness and wear resistance of the chainwheel surface.   Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Part No.   SR245-47.DR   (radhouse.co.uk) Cross reference numbers. JTR251.47,   Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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Particular Vertex design, crown made in special 16CrNi4 steel with long lasting induction teeth and core made in Alloy 7075 with T6 heat treatment, fully machined on CNC machines with quality certification. Fully anodized to increase external resistance to the wear and improve durability. Available in several different colors. Fitment: HONDA XR200 1984 XR250 1979-1989 XR350 1983-1987 XR500 1979-1990 XR600 1983-1990 XL250 RC Prolink 1982-1984 XL250 SZ/SA/SB 1978-1982 XL500 RC Prolink 1982-1984 XL500 SZ/SB/SB 1979-1982 XL600 RD/RE 1984-1986 YAMAHA YZ125 1990-2022 YZ250 1999-2022 YZ250X 2016-2022 YZ250F 2001-2022 YZ250FX 2015-2022 WR250 2000-2005 WR250F 2001-2022 YZ400F 1999 WR400F 1999-2002 WR425F 1999-2002 YZ450F 2003-2022 WR450F 2003-2022 Vehicle Compatibility Please check the exact model and year before ordering. Manufacturer Model Years YAMAHA YZ F 426 2000-2002 YAMAHA YZ F 400 1999 YAMAHA YZ F 450 2003-2004 YAMAHA YZ F 450 2005 YAMAHA YZ 125 2005-2020 YAMAHA YZ 250 1999-2019 YAMAHA YZ 125 1999-2019 YAMAHA YZ F 250 2001-2019 YAMAHA YZ F 450 2003-2019 YAMAHA WR F 450 2003-2019 YAMAHA YZ F 450 2006-2009 YAMAHA WR F 450 2003-2016 YAMAHA WR F 250 2001-2019 YAMAHA YZ F 450 2010-2019 YAMAHA YZ 125 1999-2004 HONDA XL 250 1982-1987 HONDA XR 250 1979-1983 YAMAHA YZ 426 2000-2002 YAMAHA YZ F 450 2017-2019 YAMAHA YZ 250 1977-2019 YAMAHA YZ 400 1977-2002 YAMAHA WR F 400 1999-2002 YAMAHA WR F 426 1999-2002 YAMAHA WR 250 2000-2006 YAMAHA WR F 250 2001-2007 YAMAHA WR F 250 2008-2019 HONDA XR R 600 1983-1990 HONDA XL 500 1979-1984 HONDA XL 600 1984-1994

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