Apico Evolite Silver Rear Sprocket 520 Pitch For KTM SX 250 1991-2018 dirt-yamaha-lb-80-1977 O'Ring 1 Ball Bearing 1

O'Ring 1 Ball Bearing 1 Engine Bearing 1 Seal 1 Seal 1

Description QTY per Kit Needle Bearing Shaft 2 Needle Bearing Shaft 4 Needle Bearing Shaft 2 Needle Bearing 2 Needle Bearing 2 Seal 2 Seal 8 Spherical Bearing 1 Snap Ring 2

Hard shell in hard and resistant PA/ABS (polyamide/ acrylonitrile butadiene styrene)

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

Apico Evolite Silver Rear Sprocket 520 Pitch For KTM SX 250 1991-2018 dirt-yamaha-lb-80-1977 O'Ring 1 Ball Bearing 1Specifications 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