Transmission Stop Disc for KTM 125-300 SX/EXC & 990 Adventure - 50333041000

This genuine OEM stop disc is a critical component for maintaining precise spacing within your motorcycle's transmission and kick starter assemblies. Measuring 17.2x26x1 mm, it ensures smooth operation and prevents excessive wear on internal gears by managing axial thrust. As an original factory part, it guarantees a perfect fit and meets the high-performance standards required for both off-road and street riding.

This versatile part fits an extensive range of models across several decades. It is compatible with KTM 125 SX, 125 EXC, 150 SX, 150 XC-W, 200 EXC, 250 SX, 250 EXC, 300 EXC, and 300 XC models from 1997 to 2026. It also fits Husqvarna TC 125, TE 150, TE 250, and TE 300, as well as GasGas MC 125, EC 125, and MC 250. Additionally, it is used in the LC8 engine platform, including the KTM 950 Adventure, 950 Supermoto, 990 Adventure, 990 Super Duke, and 990 Supermoto models.

Manufactured from high-quality, hardened steel, this stop disc is designed to withstand the high rotational forces and heat generated within the gearbox. Its precise thickness is essential for setting the correct end play on the main shaft and kick starter gears. Replacing worn or damaged washers during engine service is vital for preventing transmission noise and ensuring reliable shifting performance.

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