In-house designed and manufactured; all forgings are produced in Wossner's company-owned forging operation
4-stroke pistons are made using a double-bridged forging design
Lightweight pistons with the tightest piston-wall clearances in the industry give you a quieter running engine
All pistons include piston, ring, wrist pin and pin locks
Wossner pistons are used by leading Supercross, Arenacross and MX GP teams
Made in Germany
Product Note:
Specification
Details
Bore
54.02mm
Compression Ratio
Standard
Country of Origin
Germany
Displacement
125cc
Material
Aluminum
Number of Pistons Included
1
Piston Diameter
53.97mm
Piston Type
Forged
Size
C
Vehicle Fitment
Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.
Yamaha
YZ125 2022-2025
YZ125X 2023-2026
Customer Reviews
A++
By Andrew on
I'm not sponsored or related to Wossner in any way, but over time I have come to know them and trust them. Wossner is not only the best German made product, but a great company with the best customer service you can get.
Owner of Small Engine Specialty
By Eugene P. on
Verified Purchaser
I use this pistons exclusively, will be purchasing more. Love them
Trusted
By John K. on
Verified Purchaser
I know Wossner pistons. I trust them.
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Questions & Answers
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