OEM Ball Bearing 6203 JR2 C3 for KTM, Husqvarna & GasGas 2000-2026 - 0625062035

This high-quality 6203 JR2 C3 ball bearing is a genuine OEM replacement part designed for critical engine and transmission assemblies. It provides smooth rotation and reduces friction for vital components such as the countershaft, crankshaft, and shifting mechanism. As an original equipment manufacturer part, it ensures precise fitment and long-lasting reliability under high-stress racing and off-road conditions.

This versatile bearing is compatible with an extensive range of models from 2000 to 2026. It fits KTM 50 SX, 250 SX-F, 300 EXC, 450 SX-F, and 500 EXC-F models. It is also used in Husqvarna FC 250, FE 350, TE 300i, and FR 450 Rally bikes, as well as GasGas MC 50, EC 300, and EX 450F models. Whether you are maintaining a small-bore motocross bike or a large-displacement rally machine, this part is a standard component across many platforms.

The C3 clearance rating indicates that this bearing is designed to handle thermal expansion during intense operation, making it ideal for high-performance engines. The JR2 designation ensures a robust cage design that maintains ball alignment even at high RPMs. Replacing worn bearings is essential to prevent catastrophic engine failure and maintain smooth gear transitions.

During installation, ensure the bearing seats are clean and free of debris. It is recommended to use a proper bearing press tool to avoid damaging the races or the engine casing. Regular inspection of transmission and crankshaft components can help identify bearing wear before it affects your motorcycle's performance.

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