KTM Small End Bearing Kit For 125, 144, 150 SX/EXC/XC (1987-2022) - Wrist Pin Bearing

If your KTM 125, 144, or 150 is due for a top-end refresh, don’t skip the small end bearing.

This little guy—also called a wrist pin bearing—is critical for keeping your piston and connecting rod happy.

It fits a ton of models from 1987 all the way up to 2022: SX, EXC, XC, you name it.

Made in Taiwan, it’s a solid aftermarket replacement.

Part number KTM125.8722.SEBRG.

Whether you’re rebuilding for reliability or chasing more power, this bearing is a must-have.

Brand new, ready to install, and way cheaper than a blown engine.