Wiseco Piston Kit, 95.00 mm, 13.5:1 Compression Ratio for GasGas, Husqvarna and KTM (40278M09500)

The WISECO 40278M09500 Piston Kit is engineered for riders and builders who demand dependable performance, strength, and precise fitment. Manufactured to tight tolerances, this piston kit is designed to support consistent engine operation and reliable power across compatible GasGas, Husqvarna, and KTM applications. Its 95.00 mm piston size and 13.5:1 compression ratio make it a performance-focused replacement option for demanding off-road and competition use.
The kit includes the essential components needed for installation, including piston rings, a wrist pin, and circlips. Each component is selected to work together as a complete system, helping simplify the replacement process while supporting proper piston function and engine durability. The WISECO name is trusted for performance engine components built with attention to strength, accuracy, and long-term service.
Use the WISECO part number 40278M09500 to verify compatibility with your specific motorcycle and engine configuration before ordering. Proper installation should be performed according to the manufacturer’s service procedures, including required inspection, clearance checks, and break-in recommendations. This piston kit is a practical solution for rebuilding or upgrading compatible GasGas, Husqvarna, and KTM engines with quality components from WISECO.

Features:

• 95.00 mm piston size for compatible GasGas, Husqvarna and KTM applications

• 13.5:1 compression ratio supports performance-oriented engine builds

• Manufactured to tight tolerances for precise fit and consistent operation

• Kit includes piston rings, wrist pin and circlips

• Designed for strength, durability and dependable engine performance

• WISECO part number 40278M09500 for fitment verification

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