
PBR C45 Steel Sprocket 50 Teeth - Reference 4486 50 C45
Designed by PBR, a brand born from competition, this C45 steel sprocket is aimed at motocross riders looking for a robust and easy-to-install part. Its black color and simple machining make it a reliable solution for replacing worn teeth and restoring efficient transmission on trails and demanding terrains.
This sprocket fits transmissions equipped with a 428 chain and is particularly suitable for motocross bikes and small displacement 85 cm3 models commonly compatible: KTM 85 SX STD WHEELS 17/14 (2025), HUSQVARNA TC 85 BIG WHEELS 19/16 (2025), and GAS GAS MC 85 19/16 (2025). Ideal for restoring the original gear ratio or slightly modifying the bike's behavior according to your traction and acceleration needs.
Manufacturer reference: 4486 50 C45. Before installation, check the alignment, the condition of the sprocket, and the chain; adhere to the torque specifications recommended by the manufacturer to ensure safety and longevity.