2Bros Parts

PISTON KIT 05-07 CR125 54.00 B, WOSSNER 8170DB HONDA MX

$127.41
Out of Stock

Wossner 8170DB piston kit with a 54.01mm bore (+0.01mm oversize) is designed for Honda CR125R engines. This forged piston kit offers enhanced strength, superior heat dissipation, and optimised performance under high-stress two-stroke operating conditions. Features include a forged construction, efficient heat transfer engineering, and an elliptical profile for consistent bearing surface during heat expansion. This prevents localised pressure and minimises the risk of piston collapse. Manufactured in Germany. Specifications: Bore diameter 54.01 mm, displacement 125 cm³, stroke 54.50 mm, clearance 0.05 mm, compression ratio 2-stroke (Wossner and OEM specification), and compression height 28.00 mm. Includes piston kit part number 56-W859.B.WO, circlip CW15, wrist pin WP032, ring set RSB5400, and connecting rod P2009. Cross-reference OEM part numbers: 13110-KSR-730, 13120-KSR-730, 13111-KV3-000, 13111-KZ4-000, 13121-KSR-731, 94601-15000, Wossner 8170DA, Namura NX-10003, and Wiseco 859M05400.

Specifications
SKU
56-W859.B.WO
Brand
Wossner
Availability
Out of Stock

Fitments (119)

MakeModelYear
GAS-GASEC 1252009
GAS-GASEC 1252010
GAS-GASEC 1252011
GAS-GASME 1252000
GAS-GASME 1252001
GAS-GASME 1252002
GAS-GASME 1252003
GAS-GASME 1252004
GAS-GASME 1252005
GAS-GASME 1252006
GAS-GASME 1252007
GAS-GASME 1252008
GAS-GASME 1252009
GAS-GASME 1252010
GAS-GASME 1252011
GASGASEC 1252000
GASGASEC 1252001
GASGASEC 1252002
GASGASEC 1252003
GASGASEC 1252004
GASGASEC 1252005
GASGASEC 1252006
GASGASEC 1252007
GASGASEC 1252008
HONDACR 1252004
HONDACR 1252005
HONDACR 1252006
HONDACR 1252007
HONDACR 125R2005
HONDACR 125R2006
HONDACR 125R2007
HUSQVARNACR 1251997
HUSQVARNACR 1251998
HUSQVARNACR 1251999
HUSQVARNACR 1252000
HUSQVARNACR 1252001
HUSQVARNACR 1252002
HUSQVARNACR 1252003
HUSQVARNACR 1252004
HUSQVARNACR 1252005
HUSQVARNACR 1252006
HUSQVARNACR 1252007
HUSQVARNACR 1252008
HUSQVARNACR 1252009
HUSQVARNACR 1252010
HUSQVARNACR 1252011
HUSQVARNACR 1252012
HUSQVARNACR 1252013
HUSQVARNACR 1252014
HUSQVARNASM 1251998
HUSQVARNASM 1251999
HUSQVARNASM 1252000
HUSQVARNASM 1252001
HUSQVARNASM 1252002
HUSQVARNASM 1252003
HUSQVARNASM 1252004
HUSQVARNASM 1252005
HUSQVARNASM 1252006
HUSQVARNASM 1252007
HUSQVARNASM 1252008
HUSQVARNASM 1252009
HUSQVARNASM 1252010
HUSQVARNASM 1252011
HUSQVARNASM 1252012
HUSQVARNASM 1252013
HUSQVARNASM 1252014
HUSQVARNASM S 1251998
HUSQVARNASM S 1251999
HUSQVARNASM S 1252000
HUSQVARNASM S 1252001
HUSQVARNASM S 1252002
HUSQVARNASM S 1252003
HUSQVARNASM S 1252004
HUSQVARNASM S 1252005
HUSQVARNASM S 1252006
HUSQVARNASM S 1252007
HUSQVARNASM S 1252008
HUSQVARNASM S 1252009
HUSQVARNASM S 1252010
HUSQVARNASM S 1252011
HUSQVARNASM S 1252012
HUSQVARNASM S 1252013
HUSQVARNASM S 1252014
HUSQVARNAWR 1251997
HUSQVARNAWR 1251998
HUSQVARNAWR 1251999
HUSQVARNAWR 1252000
HUSQVARNAWR 1252001
HUSQVARNAWR 1252002
HUSQVARNAWR 1252003
HUSQVARNAWR 1252004
HUSQVARNAWR 1252005
HUSQVARNAWR 1252006
HUSQVARNAWR 1252007
HUSQVARNAWR 1252008
HUSQVARNAWR 1252009
HUSQVARNAWR 1252010
HUSQVARNAWR 1252011
HUSQVARNAWR 1252012
HUSQVARNAWR 1252013
HUSQVARNAWR 1252014
HUSQVARNAWRE 1251998
HUSQVARNAWRE 1251999
HUSQVARNAWRE 1252000
HUSQVARNAWRE 1252001
HUSQVARNAWRE 1252002
HUSQVARNAWRE 1252003
HUSQVARNAWRE 1252004
HUSQVARNAWRE 1252005
HUSQVARNAWRE 1252006
HUSQVARNAWRE 1252007
HUSQVARNAWRE 1252008
HUSQVARNAWRE 1252009
HUSQVARNAWRE 1252010
YAMAHAYZ 1251997
YAMAHAYZ 1251998
YAMAHAYZ 1251999
YAMAHAYZ 1252000
YAMAHAYZ 1252001
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
54.00mm
Variant Id
258081
Shipping OptionsShown at checkout
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wossner Piston Kit for Honda CR125R (2005-2007)

Enhance the performance and durability of your Honda CR125R with this Wossner 8170DB piston kit. Featuring a +0.01mm oversize forged construction, this piston is engineered to withstand the high demands of two-stroke engines, providing superior strength and efficient heat dissipation.

Key Features:

  • Oversize forged piston designed for Honda CR125R.
  • Promotes efficient heat transfer from the combustion chamber.
  • Elliptical profile ensures a consistent bearing surface during heat expansion.
  • Minimizes the risk of piston collapse and localized pressure.
  • Manufactured in Germany for exceptional quality.

Specifications:

  • Bore Diameter: 54.01 mm
  • Displacement: 125 cm³
  • Stroke: 54.50 mm
  • Clearance: 0.05 mm
  • Compression Ratio: 2-stroke (Wossner and OEM specification)
  • Compression Height: 28.00 mm

Included Components:

  • Piston Kit
  • Circlip (CW15)
  • Wrist Pin (WP032)
  • Ring Set (RSB5400)
  • Connecting Rod (P2009)
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