Renthal 420 Off-Road Rear Sprocket

Renthal 420 Off-Road Rear Sprocket - Features

• Manufactured from a specially enhanced 7075 T6 aluminum alloy
• Excellent resistance to wear combined with a very high tensile strength
• Designed to withstand the rigors of Motocross and Supercross racing
• Precision CNC (Computer Control Network) machining for unequaled accuracy of fit, tooth profile and concentricity
• "Ultralite" design reduces unnecessary weight while retaining maximum strength
• Aluminum (1/3 the weight of steel) reduces the power required to accelerate
• Brake unsprung revolving weight results in improved race performance
• Self-cleaning mud grooves in between each tooth
• Silver etched finish resists dirt build up