This Wossner forged piston kit, part number 8285DC, features a 47.92mm bore (+0.02mm oversize) and is designed for TM 85 models from 2008 to 2013. Manufactured in Germany, it is built for two-stroke engines, offering superior strength, efficient heat dissipation, and even load distribution through its elliptical design, which helps prevent piston collapse during expansion.

Features

• Forged construction for strength and durability in two-stroke engines


• Elliptical design for balanced expansion and load distribution


• Engineered for efficient combustion chamber heat transfer


• Made in Germany


• Direct OEM replacement


• Easy to install; professional installation recommended if unsure

Specifications

• Bore Size: 47.92mm (+0.02mm)


• Displacement: 85cm³


• Stroke: 47.00mm


• Clearance: 0.05mm


• Compression Ratio: 2-stroke


• Dome Volume: Not specified


• Compression Height: 24.00mm

Cross-Reference OEM Part Numbers

• CW13 (Lock)


• WP124 (Pin)


• RSB4800 (Ring Set)


• P2068 (Rod)

Vehicle Fitments

• TM 85 (2008–2013)