Prox 28x68x18mm Crankshaft bearingRef : PRO00562A / 1017261

PROX crankshaft bearing in standard size 28 x 68 x 18 mm, manufacturer reference 23.6328C3. Designed for enthusiasts of motocross, quad, roadster, and urban use, this bearing features a C3 clearance rating indicating a slightly higher radial play, useful for compensating for expansion and tight assembly conditions during crankshaft installation.

Designed to replace the original part on the relevant engines, this bearing fits directly into the cases and transmission shaft clearances that conform to the specified dimensions. Ideal for maintenance or engine restoration tasks where dimensional precision is crucial.

• Dimensions: 28 x 68 x 18 mm
• Reference: 23.6328C3
• Radial play: C3 (increased tolerance)
• Universes: Quad, Urban, Motocross, Roadster

Examples of common installations: YAMAHA YZ 250 (2026), FANTIC XX 250 (2026), GAS GAS EC 300 RACING (2017). Before installation, check the condition of the bearing seats and ensure there is no excessive play in the crankshaft. For safe installation and correct alignment, we recommend installation by a professional or using appropriate tools.