Wossner Wössner Piston Kit, 80.95 mm for GasGas, Husqvarna and KTM (4077DA)

Upgrade engine performance and reliability with the Wössner 4077DA Piston Kit, engineered for select GasGas, Husqvarna and KTM applications. This piston is forged from aerospace-grade aluminum alloy to deliver a strong, lightweight design suited for demanding off-road and competition use. The 80.95 mm piston diameter provides a precise fit for compatible engine configurations while supporting dependable operation under high loads.
The permanent skirt coating helps reduce friction and piston rock, contributing to quieter engine operation and improved performance. Optimized machining removes unnecessary material while preserving strength in critical areas, including the piston crown and skirt wall cross section. This balance of reduced weight and structural integrity helps promote responsive engine performance and long-term durability.
The Wössner 4077DA kit includes the piston, piston rings, wrist pin and retaining clips for a convenient installation solution. Each component is designed to work together as part of a complete piston replacement, helping simplify engine service and reducing the need to source individual parts separately. Verify engine compatibility and installation requirements before purchase to ensure proper fitment for your GasGas, Husqvarna or KTM application.

Features:

• Forged aerospace-grade aluminum alloy construction for strength and reduced weight

• Permanent skirt coating helps reduce friction and piston rock

• Optimized machining supports lightness while maintaining strength in the crown and skirt wall

• 80.95 mm piston diameter for compatible GasGas, Husqvarna and KTM applications

• Complete kit includes piston, rings, wrist pin and retaining clips

Ships from Parts Unlimited.