Rear Sprocket 46 Teeth – 420 Igm Aprilia Sx 50

rear Sprocket Z46 Aprilia RS Rear sprocket / chainring steel Z46 - 420 IGM Derbi GPR / DRD, Aprilia RS / RX / SX, Peugeot XR6 / XR7 - high quality reinforced IGM sprocket made of steel. Can be used either as a replacement for a damaged original chainring or to change the gear ratio. We also recommend replacing the front sprocket and chain. You can also simply replace the chain drive with a complete chain set. Note: As there may be different variants depending on the year of manufacture, please compare the dimensions and teeth of the original sprocket with the illustration and the specifications. Specifications IGM steel chainring Inner diameter: 108 mm Bolt circle: 123 mm Mounting: 6 holes 46 teeth For chain type 420