RK Transmission Kit open chain XRE 108-520 black crown 40z 17z sprocket for Aprilia RS

Enhance your motorcycle's performance with our transmission kit, a perfect set of components designed to ensure smooth and reliable operation. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all made to provide excellent synergy and maximize the efficiency of your transmission.

The RK chain, with a pitch of 520 and a length of 108 links, features an innovative XW-Ring O-Ring system that ensures a tensile strength of 3650 kg. Its open design and gray color, both inside and out, give it a sleek and modern appearance, while the rivet closure guarantees stability and security.

• RK Chain
• Pitch: 520
• Length: 108 links
• System: XW-Ring O-Ring
• Tensile strength: 3650 kg
• Design: Open, gray color
• Closure: Rivet

The JT rear sprocket, with a pitch of 520 and an inner diameter of 62 mm, is designed for precise mounting thanks to its 5 flat-head bolts. With 40 teeth and a PCD of 108 mm, this steel sprocket offers exceptional strength and long-lasting durability.

• JT Rear Sprocket
• Pitch: 520
• Inner diameter: 62 mm
• Mounting: 5 flat-head bolts
• Teeth: 40
• PCD: 108 mm
• Material: Steel

Completing the kit is the JT sprocket, which features a small engagement mount and an inner diameter that varies between 22 mm and 24 mm. With 22 teeth, this sprocket is designed to optimize power transmission, ensuring a quick and dynamic response.

• JT Sprocket
• Mounting: Small engagement
• Inner diameter: 22 mm - 24 mm
• Teeth: 22