Apico Evolite Rear Sprocket The Apico Evolite range of sprockets offer superb quality for Motocross, Trials and Enduro riders. Key Features / Points: Manufactured using durable CNC machined 7075 'Aerospace' grade aluminium Evolite sprockets have a unique self-cleaning groove to reduce wear in the chain and the sprocket leading to a longer product lifespan Manufactured to the highest standards by one of the world's leading sprocket manufacturers CNC machined with laser-etched Apico logo REAR EVOLITE SPROCKET- 47T BLACK YAMAHA YZ/YZF/WRF 125-450 99-25