Piston 250 Gr. I (Size A) for KTM, Husqvarna, GasGas 2003-2026 - 55430007000 I

This genuine OEM Piston Gr. I (Size A) is engineered for high-performance 250cc two-stroke engines. It plays a critical role in maintaining engine compression and efficient combustion. Being an original part, it meets the exact specifications required for your motorcycle's engine longevity.

Compatible with an extensive range of motorcycles including KTM 250 SX, XC, XC-W, and EXC models from 2003 to 2026. It also fits Husqvarna TC 250, TE 250, and TE 250i (2014-2026), as well as GasGas MC 250, EX 250, and EC 250 models from 2021 to 2025. This includes various Six Days, TPI, and Heritage editions.

The Gr. I (Size A) specification is intended for cylinders that retain their original factory bore dimensions. This piston kit is designed to provide a precise fit, reducing friction and heat buildup during intense riding conditions. Replacing your piston at recommended intervals prevents catastrophic engine failure.

For best results, always use new gaskets and clean the cylinder thoroughly before installation. Ensure the piston rings are correctly gapped and the circlips are securely seated to maintain engine integrity.

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