RK Transmission Kit open chain XRE red 108-520 black sprocket 39z 16z pinion for Aprilia

The Motorcycle Transmission Kit is the ideal solution for those seeking high performance and reliability in their vehicle. Composed of an RK chain, a JT sprocket, and a JT rear sprocket, this kit is designed to ensure smooth and long-lasting operation.

The RK chain, with a pitch of 520 and a length of 108 links, features an innovative XW-Ring O-Ring system, which ensures a tensile strength of 3650 kg. Its attractive design, with a red outer color and gray inner color, not only adds an aesthetic touch but also contributes to its robustness. The rivet closure guarantees a secure and durable connection.

The JT rear sprocket, with an inner diameter of 62 mm and a PCD of 108 mm, is made of durable steel. With 39 teeth and a 5-bolt flat head mounting, this sprocket is designed to provide optimal power transmission, ensuring a quick and responsive reaction in every situation.

The JT sprocket completes the kit, featuring a small engagement mounting and a tooth count ranging from 16 to 22. Its robust construction and internal diameters between 22 mm and 24 mm ensure perfect compatibility with the chain and rear sprocket, allowing for smooth and trouble-free transmission.