RENTHAL Sprocket - Yamaha - 40 Tooth 130U-520-40GBSI RK-Series Air Intake System excellent absorption and features an

excellent absorption and features an integrated support shank for an enhanced sole rigidity

Silencer mounts directly to the motorcycle by using a stealth carbon fiber silencer strap

Strategic engineering increases oil flow

Inspired by the championship winning Works pipe

RENTHAL Sprocket - Yamaha - 40 Tooth 130U-520-40GBSI RK-Series Air Intake System excellent absorption and features anCNC machined from a specially enhanced 7075 T6 aluminum alloy Machined self cleaning mud grooves at each tooth to help increase wear resistance All rear sprockets are the ultralight design, making them 66 percent lighter than steel, yet incredibly durable