Renthal Twinring Sprocket - 520 Chain Pitch x 50 Teeth - Blue - 2240-520-50GPBU 2007 Yamaha XV1700 Road Star PROCOM Performance CDI for the

PROCOM Performance CDI for the Honda XR650R (00-07) increases the rev limit by 1

Part Number: W6239

Fits: 1989-99 Yamaha FZR600

Part Number: MD6370D

2006 Yamaha YFZ450

Renthal Twinring Sprocket - 520 Chain Pitch x 50 Teeth - Blue - 2240-520-50GPBU 2007 Yamaha XV1700 Road Star PROCOM Performance CDI for theRenthal Twinring Rear Sprocket A long lasting durable off road sprocket developed over 5 years. They are CNC machined from a specially enhanced 7075 T6 aluminum alloy The unique flat face design keeps weight to a minimum and means the Twinring rear chainwheel is as narrow as a standard chainwheel. These feature Renthal's self cleaning mud grooves at each tooth to help increase wear resistance The flat socket head screws add additional strength to the