Wossner forged Piston kitRef : WO00367A / 1117737002

Manufacturer Ref: 8220DB — Brand: WOSSNER. Wössner forged piston designed and manufactured in Germany for 2-stroke and 4-stroke engines, intended for Cross and Roadster applications. Forged aluminum construction for mechanical durability suited to engine stresses and a treated anti-friction skirt to minimize wear against the cylinders.

• Forged aluminum piston
• Anti-friction treatment of the skirt
• Delivered with ring(s), circlips, and pin
• Compression: Standard
• Oversize letter: B

Technical dimensions: bore diameter 54.01 mm — piston diameter Ø 52.960 mm — indicated diameter Ø 53.96 mm. These dimensions should be checked before installation to ensure proper fit between piston, ring, and cylinder. Installation must adhere to manufacturer recommendations (clearance, ring orientation, circlips, and pin provided).

Compatible with 125 cc machine models in cross and enduro; common mounting references include KTM 125 SX (2025), HUSQVARNA TC 125 (2024), and GAS GAS MC 125 (2023). Always verify the reference and dimensions of your engine before purchase to ensure perfect compatibility.