RK Transmission Kit open chain XRE blue/gray 138 links 428 black sprocket 56z 14z pinion

The Motorcycle Transmission Kit is the perfect ally for those seeking high performance and reliability on the road. Composed of an RK chain, an ESJOT sprocket, and a JT pinion, this kit is designed to ensure smooth and lasting operation.

The RK chain, with a pitch of 428 and a length of 138 links, features an O-Ring XW-Ring that offers a tensile strength of 2700 kg. Its open design and external blue color, combined with a gray interior, not only make it aesthetically appealing but also highly performant. The clip closure ensures easy installation and maintenance.

The ESJOT sprocket, with an inner diameter of 58 mm and a PCD of 90 mm, is made of durable steel and features an elegant black color. With 56 teeth and 8 flat-head mounting bolts, it provides exceptional stability and immediate response while riding.

The JT pinion completes the kit with a wide snap-on fitting, available in various inner diameter sizes (from 16 mm to 20 mm) and with 14 teeth. The distance between the mounting holes of 34 mm and the number of bolts (2) ensure a secure and precise installation.

• RK Chain:
• Pitch: 428
• Length: 138 links
• O-Ring: XW-Ring
• Tensile strength: 2700 kg
• External color: blue
• Internal color: gray
• Closure: clip
• ESJOT Sprocket:
• Inner diameter: 58 mm
• PCD: 90 mm
• Material: durable steel
• Color: black
• Teeth: 56
• Mounting bolts: 8 flat-head
• JT Pinion:
• Fitting: wide snap-on
• Inner diameter: from 16 mm to 20 mm
• Teeth: 14
• Distance between mounting holes: 34 mm
• Number of bolts: 2