Apico Evolite Blue Rear Sprocket 520 Pitch For Yamaha YZ 125 1999-2018 Street > Honda > VT 1100C > 1989 Once the grooves are deep

Once the grooves are deep enoughthe sealing surface is lostallowing water and dirt to pass through and contaminate the bearing

CNC-machined throttle tubes

Seal 2 Tapered Bearing 1 Tapered Bearing 1

OEM jet sizes are include in the kit and kits are based off of U

Apico Evolite Blue Rear Sprocket 520 Pitch For Yamaha YZ 125 1999-2018 Street > Honda > VT 1100C > 1989 Once the grooves are deepSpecifications Apico's Evolite rear sprocket are manufactured using durable CNC machined 7075 'aerospace' grade aluminium, here in the UK by one of the world's leading sprocket manufacturers. The Evolite sprocket carries the unique dirt groove that allows the sprocket to self clean and helps to reduce wear in the chain and the sprocket for a longer product lifespan. These sprockets are available in 38 to 52 tooth for motocross, enduro and trials bikes