MOOSE RACING Rear Aluminum Sprocket - 40 Tooth - Yamaha 1857-40AL Beanie — Composite plates will bounce back

Composite plates will bounce back from hard hits and look great long after aluminum plates give up

target distance timer and top speed timer Measures 66

Comes with US flag and all required hardware

2017-2018 Yamaha YZ 250 FX Front: 2015

3 mm premium bovine leather

MOOSE RACING Rear Aluminum Sprocket - 40 Tooth - Yamaha 1857-40AL Beanie — Composite plates will bounce backComputer designed to meet your ATV needs CNC machined, not stamped like so many other sprockets Sprockets are constructed from 7075 T651 aluminum and hard anodized black for superb strength and light weight Moose's non grooved design means more aluminum stays in contact with the chain for longer sprocket life