Piston Kit Gr. II (Size B) for KTM SX 125, Husqvarna TC 125 - 00050000246

This is an OEM piston kit designed for reliable engine performance in 125cc 2-stroke motocross bikes. It includes the piston, circlips, wrist pin, needle bearing, and complete top-end gasket set with base gasket, exhaust gasket, and seals.

Compatible with 2023 GASGAS MC 125 (EU), 2023 GASGAS MC 125 BT (EU), 2022-2021 KTM 125 SX (EU/US), 2022-2021 KTM 125 XC (US), 2022-2021 HUSQVARNA TC 125 (EU), 2022-2020 GASGAS MC 125 (EU), 2020 KTM 125 SX (EU/US), 2019-2018 KTM 125 SX (EU/US), 2019-2018 KTM 125 XC-W (EU), 2019-2018 HUSQVARNA TC 125 (EU), 2019-2018 HUSQVARNA TX 125 (EU).

Gr. II (Size B) specification ensures precise fit for engines requiring this oversized piston. All components are genuine OEM for durability and exact replacement.

Installation requires standard top-end rebuild procedures; ensure proper piston orientation and torque specs for connecting rod and cylinder head.

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