Rear Sprocket Steel Hard Zbk, C45 Induction JTR486.45ZBK

Description

Built from premium C49 high-carbon steel, with teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish. 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. 
  • Teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish.
  • 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, with teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish.
  • Tooth count: 45
  • Drive chain pitch: 520
  • Colour: Black

Vehicle Fitment

Kawasaki (Road, Rear)

  • GPZ250 R (EX250E1-E2) (1986-1987)
  • GPX250 R (EX250F2-F4,F6-F19) (1988-2005)
  • GPX250 R (EX250F,G,R-2)
  • KR250 A1-A2 (1984-1985)
  • Z 250 SL (BX250 AFF) Ninja KRT (2015-2016)
  • Z250 (2013-2017)
  • EX250 F2-F19,F6F,F7F Ninja 250 R (1988-2007)
  • EX250R J8F,J9F,JAF,JBF,JBFA,JCF,JCFA Ninja 250 R (2008-2012)
  • EX250R K8F,K9F,KAF,KBF,KCF Ninja 250 R (2008-2012)
  • EX250R Ninja 250 R Special Edition (2012)
  • 250 Ninja (2013-2017)
  • 250 Ninja R (2008-2012)
  • 500 Eliminator (EL450ARFNN,ASFNN,ATFNN) (2024-2026)
  • 500 Eliminator ABS (EL450CRFNN,CSFNN) (2024-2025)
  • 500 Eliminator SE ABS (EL450BRFNN,BSFNN,BTFNN) (2024-2026)
  • KLE300 BHF,BJF Versys-X (2017-2018)
  • KLE300 BKF Versys-X (2019)
  • KLE300 Versys-X (2020)
  • KLE300 CHF,CJF Versys-X (ABS) (2017-2019)
  • KLE300 CKF,CLFA Versys-X (ABS) (2019-2020)
  • KLE300 CMFAN Versys-X (ABS) (2021)
  • KLE300 CNFAN Versys-X (ABS) (2022)
  • KLE300 CPFAN Versys-X (ABS) (2023)
  • KLE300 CRFAN Versys-X (ABS) (2024)
  • EX300 ADF,ADFA,AEF,AEFA,AGF,AGFA Ninja 300 (2013-2017)
  • EX300 AES,AESA,AFF,AFFA,AGF,AGFA Ninja 300 SE (2014-2016)
  • EX300 BDF,BDFA,BEF,BEFA,BFF,BFFA Ninja 300 ABS SE (2013-2015)
  • EX300 BGF,BGFA,BHF,BHFA Ninja 300 ABS SE (2016-2017)
  • EX300 BGF,BGFA Ninja 300 ABS KRT Edition (2016-2017)
  • EX300 Ninja 300 ABS Winter Test Edition (2016-2017)
  • Z300 AFF,AGF,BHF,BHFA,BJF,BJFA (ER300) (2015-2018)
  • Z300 BFF,BGF (ER300) (2015-2016)
  • GPZ400 R (ZX400D)
  • GPZ400 S (EX400A3,A4) (1988-1990)
  • Z400 DKF,DLF (ER400) (2019-2020)
  • Z400 DMFNN (ER400) (2021)
  • Z400 DNF,DPF,FPF,DRF (ER400) (2022-2024)
  • EX400 GJF,GJFA,GKF,GKFA,GKFB,GLFA Ninja ABS (2018-2020)
  • EX400 GMFAN Ninja ABS (2021)
  • EX400 GNFAN,LPFAN,GRFAN Ninja ABS (2022-2024)
  • EX400 HJF,HKF Ninja (2018-2019)
  • EX400 HLF Ninja (2020)
  • EX400 HMF,HNF,HPF Ninja (2021-2023)
  • EX400 Ninja ABS KRT (2019-2020)
  • EX400 Ninja ABS SE (2020)
  • EX400 Ninja ABS SE2 (2020)
  • ZR400 C1,C2,C3,C4 Zephyr (1989-1995)
  • ZR400 Zephyr X (1997-2008)
  • ER500 A1,A2,A3,A4,C1,C2,C3,C4 (ER-5) (1997-2006)
  • ER-5 Twister (35ps) & (50ps) (1999)
  • EX500 D6F,D7F,D8F,D9F Ninja 500R (2006-2009)
  • EX500 Ninja ABS (EX500 GRFNN) (2024)
  • EX500 Ninja ABS (EX500 GSFNN) (2025)
  • EX500 Ninja KRT Edition ABS (2024)
  • EX500 Ninja KRT Edition ABS (2025)
  • EX500 Ninja KRT Edition SE ABS (2024)
  • EX500 Ninja KRT Edition SE ABS (2025)
  • EX500 Ninja SE ABS (EX500 GTFAN) (2026)
  • EX500 Ninja SE ABS (EX500 JRFAN) (2024)
  • EX500 Ninja SE ABS (EX500 JSFAN) (2025)
  • EX500 Ninja SE ABS (EX500 JTFAN) (2026)
  • EX500 Ninja SE ABS 40th Anniversary Ed. (2024)
  • GPZ500 S (EX500A1-A6) (1987-1993)
  • GPZ500 S (EX500D1-D12) (1994-2005)
  • Z500 ABS (ER500 ERFAN,ESFAN,ETFAN) (2024-2026)
  • Z500 SE ABS (ER500 FRFAN,FSFAN,FTFAN) (2024-2026)
  • ZR550 B1-B4 Zephyr (1990-1994)
  • ZR550 B2-B8 Zephyr (1991-2000)
  • ZZR250 (EX250) (1990-2003)

Suzuki (Road, Rear)

  • GSX-R600 L1,L2,L3,L4,L5,L6,L7,L9 <<< 520 Chain Conversion (2011-2019)
  • GSX-R600 M0,M1,M2,M3,M4,M5,M6 <<< 520 Chain Conversion (2020-2026)
  • GSX-R750 L1,L2,L3,L4,L5,L6 <<< 520 Chain Conversion (2011-2018)
  • GSX-R750 L1,L2,L3,L4,L5,L6,L7,L8,L9 <<< 520 Chain Conversion (2011-2019)
  • GSX-R750 L9,M0,M1,M2,M3,M4,M5,M6 <<< 520 Chain Conversion (2019-2026)
  • GSX-R1000 K9,L0,L2,L3,L4,L5,L6 <<< 520 Chain Conversion (2009-2016)
  • GSX-R1000 A - L7,L8,L9,M0,M1 <<< 520 Chain Conversion (2017-2021)
  • GSX-R1000 A - M2,M3,M4,M5 <<< 520 Chain Conversion (2022-2025)
  • GSX-R1000 RA-L9,M0,M1,M2,M3,M4 <<< 520 Chain Conversion (2019-2024)
  • GSX-R1000 R-L7 <<< 520 Chain Conversion (2017)
  • GSX-R1000 RZ-L7 <<< 520 Chain Conversion (2017)
  • GSX-R1000 RZA-L8 <<< 520 Chain Conversion (2018)
  • GSX-R1000 RZA-M1,M2,M3,M4 <<< 520 Chain Conversion (2021-2024)
  • GSX-R1000 ZA-M1 <<< 520 Chain Conversion (2021)

Yamaha (Road, Rear)

  • FZ6 <<< 520 Chain Conversion (2004-2009)
  • FZ6 Fazer <<< 520 Chain Conversion (2004-2008)
  • FZ6 Fazer S2 ABS <<< 520 Chain Conversion (2007-2009)
  • FZ6 S2 <<< 520 Chain Conversion (2007-2009)
  • MT-03 (MTN320-A) (2021; 2025)
  • MT-03 (MTN320-A) B082 (2016-2020)
  • MT-03 (MTN320-A) BEV (2022-2024)
  • MT-25 (2016-2018)
  • YZF R1 <<< 520 Chain Conversion (1998-2014)
  • YZF R1 60th Anniv. Ed. <<< 520 Chain Conversion (2016)
  • YZF R1 S <<< 520 Chain Conversion (2016)
  • YZF R1 SP <<< 520 Chain Conversion (2006)
  • YZF R1 World GP 50th Anniv. Ed. <<< 520 Chain Conversion (2012)
  • YZF R7 <<< 520 Chain Conversion (1999-2001)
  • YZF-R1 LE <<<<< 520 Chain Conversion (2010)
  • YZF-R25 (2015-2018)
  • YZF-R3 (2015-2020)
  • YZF-R3 (YZF320-A) (2021-2023; 2025)
  • YZF-R3 (YZF320-A) B2X (2024)
  • YZF-R3 Monster Energy Moto GP Edition (2020-2021)
  • YZF-R3 World GP 60th Anniversary (YZFR3ANW) (2022)
  • YZF-R6 <<< 520 Chain Conversion (2003-2020)
  • YZF-R6 50th Anniversary Edition <<< 520 Chain Conversion (2012)
  • YZF-R6 60th Anniversary Edition <<< 520 Chain Conversion (2016)
  • YZF-R6 GYTR <<< 520 Chain Conversion (2022-2024)
  • YZF-R6 Racebase <<< 520 Chain Conversion (2023-2024)
  • YZF-R6 S <<< 520 Chain Conversion (2006-2010)

Rear Sprocket Steel Hard Zbk, C45 Induction JTR486.45ZBK

Product form

Built from premium C49 high-carbon steel, with teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish. JT Steel Sprockets deliver... Read more

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    SKU: SR486-45.S.ZBK

    • Free shipping on all orders above £75
    • No hassle returns within 30 days

    Description

    Built from premium C49 high-carbon steel, with teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish. 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. 
    • Teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish.
    • 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, with teeth heat-induction hardened to 38-50 HRC, Black Zinc Finish.
    • Tooth count: 45
    • Drive chain pitch: 520
    • Colour: Black

    Vehicle Fitment

    Kawasaki (Road, Rear)

    • GPZ250 R (EX250E1-E2) (1986-1987)
    • GPX250 R (EX250F2-F4,F6-F19) (1988-2005)
    • GPX250 R (EX250F,G,R-2)
    • KR250 A1-A2 (1984-1985)
    • Z 250 SL (BX250 AFF) Ninja KRT (2015-2016)
    • Z250 (2013-2017)
    • EX250 F2-F19,F6F,F7F Ninja 250 R (1988-2007)
    • EX250R J8F,J9F,JAF,JBF,JBFA,JCF,JCFA Ninja 250 R (2008-2012)
    • EX250R K8F,K9F,KAF,KBF,KCF Ninja 250 R (2008-2012)
    • EX250R Ninja 250 R Special Edition (2012)
    • 250 Ninja (2013-2017)
    • 250 Ninja R (2008-2012)
    • 500 Eliminator (EL450ARFNN,ASFNN,ATFNN) (2024-2026)
    • 500 Eliminator ABS (EL450CRFNN,CSFNN) (2024-2025)
    • 500 Eliminator SE ABS (EL450BRFNN,BSFNN,BTFNN) (2024-2026)
    • KLE300 BHF,BJF Versys-X (2017-2018)
    • KLE300 BKF Versys-X (2019)
    • KLE300 Versys-X (2020)
    • KLE300 CHF,CJF Versys-X (ABS) (2017-2019)
    • KLE300 CKF,CLFA Versys-X (ABS) (2019-2020)
    • KLE300 CMFAN Versys-X (ABS) (2021)
    • KLE300 CNFAN Versys-X (ABS) (2022)
    • KLE300 CPFAN Versys-X (ABS) (2023)
    • KLE300 CRFAN Versys-X (ABS) (2024)
    • EX300 ADF,ADFA,AEF,AEFA,AGF,AGFA Ninja 300 (2013-2017)
    • EX300 AES,AESA,AFF,AFFA,AGF,AGFA Ninja 300 SE (2014-2016)
    • EX300 BDF,BDFA,BEF,BEFA,BFF,BFFA Ninja 300 ABS SE (2013-2015)
    • EX300 BGF,BGFA,BHF,BHFA Ninja 300 ABS SE (2016-2017)
    • EX300 BGF,BGFA Ninja 300 ABS KRT Edition (2016-2017)
    • EX300 Ninja 300 ABS Winter Test Edition (2016-2017)
    • Z300 AFF,AGF,BHF,BHFA,BJF,BJFA (ER300) (2015-2018)
    • Z300 BFF,BGF (ER300) (2015-2016)
    • GPZ400 R (ZX400D)
    • GPZ400 S (EX400A3,A4) (1988-1990)
    • Z400 DKF,DLF (ER400) (2019-2020)
    • Z400 DMFNN (ER400) (2021)
    • Z400 DNF,DPF,FPF,DRF (ER400) (2022-2024)
    • EX400 GJF,GJFA,GKF,GKFA,GKFB,GLFA Ninja ABS (2018-2020)
    • EX400 GMFAN Ninja ABS (2021)
    • EX400 GNFAN,LPFAN,GRFAN Ninja ABS (2022-2024)
    • EX400 HJF,HKF Ninja (2018-2019)
    • EX400 HLF Ninja (2020)
    • EX400 HMF,HNF,HPF Ninja (2021-2023)
    • EX400 Ninja ABS KRT (2019-2020)
    • EX400 Ninja ABS SE (2020)
    • EX400 Ninja ABS SE2 (2020)
    • ZR400 C1,C2,C3,C4 Zephyr (1989-1995)
    • ZR400 Zephyr X (1997-2008)
    • ER500 A1,A2,A3,A4,C1,C2,C3,C4 (ER-5) (1997-2006)
    • ER-5 Twister (35ps) & (50ps) (1999)
    • EX500 D6F,D7F,D8F,D9F Ninja 500R (2006-2009)
    • EX500 Ninja ABS (EX500 GRFNN) (2024)
    • EX500 Ninja ABS (EX500 GSFNN) (2025)
    • EX500 Ninja KRT Edition ABS (2024)
    • EX500 Ninja KRT Edition ABS (2025)
    • EX500 Ninja KRT Edition SE ABS (2024)
    • EX500 Ninja KRT Edition SE ABS (2025)
    • EX500 Ninja SE ABS (EX500 GTFAN) (2026)
    • EX500 Ninja SE ABS (EX500 JRFAN) (2024)
    • EX500 Ninja SE ABS (EX500 JSFAN) (2025)
    • EX500 Ninja SE ABS (EX500 JTFAN) (2026)
    • EX500 Ninja SE ABS 40th Anniversary Ed. (2024)
    • GPZ500 S (EX500A1-A6) (1987-1993)
    • GPZ500 S (EX500D1-D12) (1994-2005)
    • Z500 ABS (ER500 ERFAN,ESFAN,ETFAN) (2024-2026)
    • Z500 SE ABS (ER500 FRFAN,FSFAN,FTFAN) (2024-2026)
    • ZR550 B1-B4 Zephyr (1990-1994)
    • ZR550 B2-B8 Zephyr (1991-2000)
    • ZZR250 (EX250) (1990-2003)

    Suzuki (Road, Rear)

    • GSX-R600 L1,L2,L3,L4,L5,L6,L7,L9 <<< 520 Chain Conversion (2011-2019)
    • GSX-R600 M0,M1,M2,M3,M4,M5,M6 <<< 520 Chain Conversion (2020-2026)
    • GSX-R750 L1,L2,L3,L4,L5,L6 <<< 520 Chain Conversion (2011-2018)
    • GSX-R750 L1,L2,L3,L4,L5,L6,L7,L8,L9 <<< 520 Chain Conversion (2011-2019)
    • GSX-R750 L9,M0,M1,M2,M3,M4,M5,M6 <<< 520 Chain Conversion (2019-2026)
    • GSX-R1000 K9,L0,L2,L3,L4,L5,L6 <<< 520 Chain Conversion (2009-2016)
    • GSX-R1000 A - L7,L8,L9,M0,M1 <<< 520 Chain Conversion (2017-2021)
    • GSX-R1000 A - M2,M3,M4,M5 <<< 520 Chain Conversion (2022-2025)
    • GSX-R1000 RA-L9,M0,M1,M2,M3,M4 <<< 520 Chain Conversion (2019-2024)
    • GSX-R1000 R-L7 <<< 520 Chain Conversion (2017)
    • GSX-R1000 RZ-L7 <<< 520 Chain Conversion (2017)
    • GSX-R1000 RZA-L8 <<< 520 Chain Conversion (2018)
    • GSX-R1000 RZA-M1,M2,M3,M4 <<< 520 Chain Conversion (2021-2024)
    • GSX-R1000 ZA-M1 <<< 520 Chain Conversion (2021)

    Yamaha (Road, Rear)

    • FZ6 <<< 520 Chain Conversion (2004-2009)
    • FZ6 Fazer <<< 520 Chain Conversion (2004-2008)
    • FZ6 Fazer S2 ABS <<< 520 Chain Conversion (2007-2009)
    • FZ6 S2 <<< 520 Chain Conversion (2007-2009)
    • MT-03 (MTN320-A) (2021; 2025)
    • MT-03 (MTN320-A) B082 (2016-2020)
    • MT-03 (MTN320-A) BEV (2022-2024)
    • MT-25 (2016-2018)
    • YZF R1 <<< 520 Chain Conversion (1998-2014)
    • YZF R1 60th Anniv. Ed. <<< 520 Chain Conversion (2016)
    • YZF R1 S <<< 520 Chain Conversion (2016)
    • YZF R1 SP <<< 520 Chain Conversion (2006)
    • YZF R1 World GP 50th Anniv. Ed. <<< 520 Chain Conversion (2012)
    • YZF R7 <<< 520 Chain Conversion (1999-2001)
    • YZF-R1 LE <<<<< 520 Chain Conversion (2010)
    • YZF-R25 (2015-2018)
    • YZF-R3 (2015-2020)
    • YZF-R3 (YZF320-A) (2021-2023; 2025)
    • YZF-R3 (YZF320-A) B2X (2024)
    • YZF-R3 Monster Energy Moto GP Edition (2020-2021)
    • YZF-R3 World GP 60th Anniversary (YZFR3ANW) (2022)
    • YZF-R6 <<< 520 Chain Conversion (2003-2020)
    • YZF-R6 50th Anniversary Edition <<< 520 Chain Conversion (2012)
    • YZF-R6 60th Anniversary Edition <<< 520 Chain Conversion (2016)
    • YZF-R6 GYTR <<< 520 Chain Conversion (2022-2024)
    • YZF-R6 Racebase <<< 520 Chain Conversion (2023-2024)
    • YZF-R6 S <<< 520 Chain Conversion (2006-2010)

    Shipping & Delivery

    How long will my item take to arrive?

    Orders are typically dispatched within 1 working day and are shipped on a 24hour (non-guaranteed) service.

    Where do you ship to?

    We currently only ship orders within the UK.

    How can I track my order?

    Once your order has been dispatched, you will receive a tracking code. Tracking information is emailed to the email address that was provided when placing the order.

    Can I collect my order?

    Unfortunately we do not offer order collections from our fulfilment centre.

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