KTM/Husqvarna 125 Piston Gr. II (Size B) fits 2018 SX - 50430007000 II

This is an OEM piston for KTM and Husqvarna 125cc 2-stroke engines. It serves as a direct replacement for the stock piston, ensuring reliable compression and performance in competitive riding conditions. Graded II (Size B) for precise fitment.

Compatible with 2018 KTM 125 SX (EU and US), 2018 KTM 125 XC-W (EU), 2018 HUSQVARNA TC 125 (EU), and 2018 HUSQVARNA TX 125 (EU). This piston matches OEM part number 50430007000 II.

Crafted for durability in high-revving motocross and off-road applications. Provides optimal piston-to-cylinder clearance for Size B grading.

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