Category: Moto (9B) Maker: HONDA Model: CR250R Year: 1987 Piston Needle Bearing (Small End)ProX offers a complete line of piston pin bearings for the Dirtbike, ATV, PWC and 50cc/scooter segment. The pistons pin bearings are manufactured by the leading Japanese OEM factories. All pistons pin bearings are designed and developed to OEM specifications and are a direct and cost efficient OEM replacement. Full line of piston pin bearings for Dirtbike, ATV, PWC and 50cc/scooter available from ready stock. ProX Piston Pin Bearing features: Manufactured by leading Japanese OEM factories. Designed to exact OEM specifications to be a direct and cost efficient OEM replacement. Complete line for Dirtbike, ATV, PWC and 50cc/scooter available from stock. Specifications Inside diameter: 18 mm Outside diameter: 22 mm Length: 23 mm Position: Top end Number: 069546