Renthal 06-23 Yamaha YFM250/700 Raptor/ YFZ450/R Rear Grooved Sprocket - Silver 520-39 Teeth - 437U-520-39GBSI

Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all aluminum rear sprockets can be found on the rear wheels of many factory race team machines.

This Part Fits:

Year	Make	Model	Submodel
2011	Yamaha	YFM250R Raptor	Base
2006-2019	Yamaha	YFM700R Raptor	Base
2004-2013	Yamaha	YFZ450	Base
2010-2011	Yamaha	YFZ450X	Base