2Bros Parts

PISTON KIT 01-06 KTM125 SX 54, WOSSNER 8056DA, 1-RING 50430007100

£128.27

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Free UK delivery 2–4 business days

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Wossner 8056DA (STD) piston kit with 54.00mm bore for KTM SX 125 models 2001-2006. Features include Wossner forged piston for strength and durability, optimized heat transfer, elliptical design for even thrust load distribution, and single-ring application. Made in Germany. Specifications: Bore Size 54.00mm, Actual Piston Diameter 53.95mm, Hub Stroke 54.50mm, Clearance 0.05mm, Compression Height 29.50mm, Wossner Compression Ratio 2-stroke, OEM Compression Ratio 2-stroke. Cross-Reference OEM Part Numbers: 50430007100, 09104766, 836M05400, 50330007500 I, 50330207100 I, 50330007500 II, 50330207100 II.

Specifications
SKU
56-W010.A.WO
Brand
Wossner
Availability
Out of Stock

Fitments (50)

MakeModelYear
HUSABERGTE 1252012
HUSABERGTE 1252013
HUSABERGTE 1252014
HUSQVARNATC 1252014
HUSQVARNATC 1252015
HUSQVARNATC 1252016
HUSQVARNATC 1252017
HUSQVARNATC 1252018
HUSQVARNATC 1252019
HUSQVARNATC 1252020
HUSQVARNATE 1252014
HUSQVARNATE 1252015
HUSQVARNATE 1252016
HUSQVARNATX 1252017
HUSQVARNATX 1252018
HUSQVARNATX 1252019
HUSQVARNATX 1252020
KTM125 EXC2001
KTM125 EXC2002
KTM125 EXC2003
KTM125 EXC2004
KTM125 EXC2005
KTM125 EXC2006
KTM125 EXC2007
KTM125 EXC2008
KTM125 EXC2009
KTM125 EXC2010
KTM125 EXC2011
KTM125 EXC2012
KTM125 EXC2013
KTM125 EXC2014
KTM125 SX2001
KTM125 SX2002
KTM125 SX2003
KTM125 SX2004
KTM125 SX2005
KTM125 SX2006
KTM125 SX2007
KTM125 SX2008
KTM125 SX2009
KTM125 SX2010
KTM125 SX2011
KTM125 SX2012
KTM125 SX2013
KTM125 SX2014
KTM125 XC-W2016
KTM125 XC-W2017
KTM125 XC-W2018
KTM125 XC-W2019
KTM125 XC-W2020
General Product Group
Engine
General Product Type
Pistons & Kits
Variant Id
254215
Delivery2–4 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Forged Piston Kit 54.00mm Bore for KTM SX 125

Upgrade your KTM SX 125 with this high-performance Wossner forged piston kit. Engineered in Germany, this piston kit offers superior strength, durability, and improved heat transfer for enhanced engine performance. The advanced elliptical design ensures even thrust load distribution, effectively preventing localized pressure buildup and reducing the risk of piston collapse. Designed for single-ring applications, this kit is a premium choice for riders seeking reliability and power.

Key Features:

  • Wossner forged piston for exceptional strength and longevity
  • Optimized heat transfer for better engine efficiency
  • Elliptical design for balanced thrust load and reduced wear
  • Suitable for single-ring configurations
  • Precision manufactured in Germany

Specifications:

  • Bore Size: 54.00mm
  • Actual Piston Diameter: 53.95mm
  • Hub Stroke: 54.50mm
  • Clearance: 0.05mm
  • Compression Height: 29.50mm
  • Wossner Compression Ratio: 2-stroke
  • OEM Compression Ratio: 2-stroke

Cross-Reference OEM Part Numbers:

  • 50430007100
  • 09104766
  • 836M05400
  • 50330007500 I / 50330207100 I
  • 50330007500 II / 50330207100 II
Before you buy

QUESTIONS? JUST ASK

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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.

UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

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Out of stock