Off-Road Transmission Kit for YAMAHA WR 450 F...
The Kit includes:
- D.I.D Reinforced Chain 520 VX3 with X-ring seal
- Supersporx Front Sprocket in SCM-435 Steel
- Supersprox Rear Sprocket in 7075-T6 Aluminum
* Number of teeth of Pinion and Rack of origin
Changing the number of teeth, on request