Piston KTM 250 2006-2025 66.35mm GR II, Size B Enduro Expert transmission Using an original equipment manufacturer

Using an original equipment manufacturer part guarantees material compatibility with engine fluids and prevents the premature failure often associated with lower-quality aftermarket alternatives

Direct OEM replacement across all listed years and variants in EU/US markets

When replacing transmission bearings

It protects the internal exhaust control mechanism from dirt and debris while ensuring the power valve operates smoothly

In the event of a fall or tip-over

Piston KTM 250 2006-2025 66.35mm GR II, Size B Enduro Expert transmission Using an original equipment manufacturerPiston kit KTM EXC 250 '06 '25 SX 250 '05 '25 66. 35mm (23630B) Enduro Expert 60002BEE OEM FITMENT: Cast type piston kit same as OEM. LOW FRICTION ALLOY: Manufactured with 18% silicone alloy. MORE STRENGHT: Subjected to T6 heat treatment. REDUCED WEAR: MoS2 skirt coating improves the coefficient of friction. Fitment: KTM SX 250 EXC 250 '06 25 TPI '18 25 FREERIDE 250R '14 18 HUSQVARNA TC TE 250 '14 25 BETA RR 250 '13 15 SHERCO SE SER 250 '13 '15