Piston Kit 05-18 KTM 250 66.40, Wossner Piston Kit 8169DB

Description

Wossner forged piston kit designed for KTM SX250 (2005-2018), EXC250 (2006-2018), Freeride 250R (2014-2015), Husqvarna TC250 (2014-2015), and Betamotor RR250 (2013-2015) models. Engineered for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Includes a hard Teflon skirt coating for an optimal fit and improved conformability to the cylinder bore.

Features

  • Forged piston for increased strength and durability
  • Optimized heat transfer for efficient combustion chamber performance
  • Elliptical design for even thrust load distribution and reduced piston collapse
  • Hard Teflon skirt coating for improved fit and wear resistance

Specifications

  • Bore Size: 66.41mm
  • Actual Bore Diameter: 66.35mm
  • Displacement: 249 cm³
  • Stroke: 72.00mm
  • Clearance: 0.06mm
  • Wossner Compression Ratio: 2-stroke
  • OEM Compression Ratio: 2-stroke
  • Compression Height: 38.00mm
  • Lock Part Number: CW18
  • Pin Part Number: WP033
  • Ring Set Part Number: RSB6640 x 2
  • Rod Part Number: P2023

Cross-Reference OEM Part Numbers

  • 54830007300 II

Vehicle Fitments

  • KTM SX250 (2005-2018)
  • KTM EXC250 (2006-2018)
  • KTM Freeride 250R (2014-2015)
  • Husqvarna TC250 (2014-2015)
  • Betamotor RR250 (2013-2015)

Vehicle Compatibility

Please check the exact model and year before ordering.

Manufacturer Model Years
HUSABERG TE 250 2013-2014
HUSABERG TE 250 2011-2014
HUSQVARNA TC 250 2014-2021
KTM EXC TPI 250 2018-2019
KTM EXC TPI 250 2018-2021
HUSQVARNA TE I 250 2018-2021
HUSQVARNA TE 250 2014-2019
HUSQVARNA TE 250 2014-2021
HUSQVARNA TC 250 2014-2019
GAS-GAS EC 250 2021
HUSQVARNA TE 250 2014-2020
HUSQVARNA TC 250 2014-2020
KTM FREERIDE R 250 2014-2017
KTM FREERIDE R 250 2014-2015
KTM EXC 250 2007-2018
HUSQVARNA TE I 250 2018-2019
HUSQVARNA TE 250 2014-2018
BETA RR 250 2013-2018
BETA RR ENDURO 2T 250 2013-2020
HUSQVARNA TE I 250 2018
HUSQVARNA TE 250 2014-2017
HUSQVARNA TC 250 2014-2017
KTM FREERIDE R 250 2014-2016
HUSQVARNA TC 250 2014-2015
KTM XC 250 2006-2014
KTM XC W 250 2006-2015
HUSQVARNA TC 250 2014-2018
KTM SX 250 2005-2018
KTM SX 250 2003-2019
KTM SX 250 2003-2021
SHERCO SE R 250 2013-2016
SHERCO SE 250 2013-2016
KTM XC 250 2014-2016
KTM EXC 250 2006-2019
KTM EXC 250 2005-2018
KTM XC W 250 2015-2020
KTM XC 250 2015-2020
KTM EXC 250 2006-2020
KTM EXC 250 2006-2021
BETA XTRAINER 250 2018
KTM SX 250 2003-2017
SHERCO SE R 250 2013-2018
SHERCO SE 250 2013-2018
KTM EXC 250 2006-2017

Piston Kit 05-18 KTM 250 66.40, Wossner Piston Kit 8169DB

Product form

Wossner forged piston kit designed for KTM SX250 (2005-2018), EXC250 (2006-2018), Freeride 250R (2014-2015), Husqvarna TC250 (2014-2015), and Betamotor RR250... Read more

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    SKU: 56-W214.B.WO

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    • No hassle returns within 30 days

    Description

    Wossner forged piston kit designed for KTM SX250 (2005-2018), EXC250 (2006-2018), Freeride 250R (2014-2015), Husqvarna TC250 (2014-2015), and Betamotor RR250 (2013-2015) models. Engineered for superior strength and optimal heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface under heat expansion, reducing localized pressure and preventing piston collapse. Includes a hard Teflon skirt coating for an optimal fit and improved conformability to the cylinder bore.

    Features

    • Forged piston for increased strength and durability
    • Optimized heat transfer for efficient combustion chamber performance
    • Elliptical design for even thrust load distribution and reduced piston collapse
    • Hard Teflon skirt coating for improved fit and wear resistance

    Specifications

    • Bore Size: 66.41mm
    • Actual Bore Diameter: 66.35mm
    • Displacement: 249 cm³
    • Stroke: 72.00mm
    • Clearance: 0.06mm
    • Wossner Compression Ratio: 2-stroke
    • OEM Compression Ratio: 2-stroke
    • Compression Height: 38.00mm
    • Lock Part Number: CW18
    • Pin Part Number: WP033
    • Ring Set Part Number: RSB6640 x 2
    • Rod Part Number: P2023

    Cross-Reference OEM Part Numbers

    • 54830007300 II

    Vehicle Fitments

    • KTM SX250 (2005-2018)
    • KTM EXC250 (2006-2018)
    • KTM Freeride 250R (2014-2015)
    • Husqvarna TC250 (2014-2015)
    • Betamotor RR250 (2013-2015)

    Vehicle Compatibility

    Please check the exact model and year before ordering.

    Manufacturer Model Years
    HUSABERG TE 250 2013-2014
    HUSABERG TE 250 2011-2014
    HUSQVARNA TC 250 2014-2021
    KTM EXC TPI 250 2018-2019
    KTM EXC TPI 250 2018-2021
    HUSQVARNA TE I 250 2018-2021
    HUSQVARNA TE 250 2014-2019
    HUSQVARNA TE 250 2014-2021
    HUSQVARNA TC 250 2014-2019
    GAS-GAS EC 250 2021
    HUSQVARNA TE 250 2014-2020
    HUSQVARNA TC 250 2014-2020
    KTM FREERIDE R 250 2014-2017
    KTM FREERIDE R 250 2014-2015
    KTM EXC 250 2007-2018
    HUSQVARNA TE I 250 2018-2019
    HUSQVARNA TE 250 2014-2018
    BETA RR 250 2013-2018
    BETA RR ENDURO 2T 250 2013-2020
    HUSQVARNA TE I 250 2018
    HUSQVARNA TE 250 2014-2017
    HUSQVARNA TC 250 2014-2017
    KTM FREERIDE R 250 2014-2016
    HUSQVARNA TC 250 2014-2015
    KTM XC 250 2006-2014
    KTM XC W 250 2006-2015
    HUSQVARNA TC 250 2014-2018
    KTM SX 250 2005-2018
    KTM SX 250 2003-2019
    KTM SX 250 2003-2021
    SHERCO SE R 250 2013-2016
    SHERCO SE 250 2013-2016
    KTM XC 250 2014-2016
    KTM EXC 250 2006-2019
    KTM EXC 250 2005-2018
    KTM XC W 250 2015-2020
    KTM XC 250 2015-2020
    KTM EXC 250 2006-2020
    KTM EXC 250 2006-2021
    BETA XTRAINER 250 2018
    KTM SX 250 2003-2017
    SHERCO SE R 250 2013-2018
    SHERCO SE 250 2013-2018
    KTM EXC 250 2006-2017

    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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