Piston Kit Gr. I (Size A) for KTM 50 SX, TC 50, MC 50 2024-2026 - A40030007010 I

This genuine OEM Piston Kit Size I is a complete top-end rebuild solution designed to restore the performance and compression of your 50cc engine. It includes a high-quality piston, rings, wrist pin, circlips, needle bearing, and a comprehensive set of base gaskets to ensure a perfect seal. As an original equipment manufacturer part, it guarantees precise fitment and reliable operation under racing conditions.

This kit is specifically engineered for 50cc motocross models from 2024 to 2026. It fits the KTM 50 SX and 50 SX Factory Edition, the Husqvarna TC 50, and the GasGas MC 50. Whether you are maintaining a standard bike or a Factory Edition, this kit provides the exact components required for a professional-grade top-end service.

The kit features multiple base gaskets of varying thicknesses, allowing mechanics to fine-tune the cylinder height and squish gap for optimal engine timing and power delivery. The piston is coated for reduced friction and increased longevity, while the included needle bearing ensures smooth rotation of the connecting rod. Using OEM parts helps maintain the mechanical integrity of your motorcycle.

Regular piston replacement is critical for high-revving two-stroke engines to prevent failure and maintain peak power. We recommend following the manufacturer's torque specifications and service intervals when installing this kit. Always lubricate the piston and rings with high-quality two-stroke oil during assembly to ensure a safe initial start-up.

Check compatibility list below to see if this part fits your motorcycle model.