RK Transmission Kit open chain XRE 138 links 428 sprocket 53 teeth racing pinion 14 teeth

Enhance your motorcycle's performance with our complete transmission kit, designed to ensure a smooth and responsive riding experience. This kit includes an RK chain, an ESJOT sprocket, and an ESJOT rear sprocket, all crafted to provide a perfect balance between strength and performance.

The RK chain, with a pitch of 428 and a length of 138 links, features an innovative XW-Ring O-Ring system that ensures optimal lubrication and superior durability. With a tensile strength of 2700 kg, this chain is ready to tackle the most challenging demands, while its sleek gray color gives it a distinctive appearance.

The ESJOT rear sprocket, with an inner diameter of 74 mm and 53 teeth, is made from robust steel, ensuring a long life and reliable performance. Its design with a PCD of 100 mm and flat-head bolts ensures easy and secure installation.

Completing the kit is the ESJOT sprocket, designed for racing, with 14 teeth and a wide engagement fitting. With a width of 7 mm and an inner diameter ranging from 17.07 mm to 20 mm, this sprocket is engineered to maximize power transmission, providing quick acceleration and immediate response.

• RK chain: pitch 428, length 138 links
• XW-Ring O-Ring system for optimal lubrication
• Tensile strength: 2700 kg
• Color: gray
• ESJOT rear sprocket: inner diameter 74 mm, 53 teeth
• Material: robust steel
• Design with PCD of 100 mm and flat-head bolts
• ESJOT sprocket: 14 teeth, wide engagement fitting
• Width: 7 mm
• Inner diameter: ranges from 17.07 mm to 20 mm