Transmission Kit (pitch 520)

The racing kit 520 includes: high resistance chain, rear sprocket in aluminium 7075 with heat treatment T6 and hard anodic treatment and racing front sprocket. The pitch chain (520), smaller than the original, is lighter and much smoothness (until 1,6 kg less respect standard transmission). High quality material. Please inform us about your choice of teeth for front and rear sprocket during the order.