
PBR Standard Steel Sprocket 4351 - 428 (50 Teeth)
Born from PBR's experience in competition, this rear sprocket 4351 50 F is designed for demanding riders on motocross terrains. Made from 18NCD5 steel alloy, it combines the mechanical strength necessary for off-road use with a sleek black finish that easily integrates into your machine's drivetrain.
Easy to mount as a replacement on 428 transmissions, this PBR sprocket is designed for motocross and off-road practices where reliability and consistent tooth performance are required. Ideal for maintenance or restoration preparations of the rear transmission.
Compatible Motorcycles (examples):