RK Transmission Kit Open Chain SB 138 Links 420 Black Sprocket 53T Pinion 12T

Enhance the performance of your motorcycle with our transmission kit, a perfect set of components designed to ensure efficiency and durability. This kit includes an RK chain, a JT sprocket, and a JT rear sprocket, all made to provide a smooth and responsive riding experience.

The RK chain, with a pitch of 420 and a length of 138 links, is designed without O-rings for greater lightness and agility. Its tensile strength of 1900 kg ensures high performance, while the gray exterior and interior color adds a touch of style to your vehicle. The clip closure makes installation and maintenance easy.

The JT rear sprocket, with an inner diameter of 102 mm and 53 teeth, is made from robust steel, ensuring exceptional strength. The PCD of 125 mm and flat head bolts provide a secure and stable attachment, making replacement a simple and quick operation.

The JT sprocket completes the kit with its innovative design. With a wide snap-on attachment and an inner diameter ranging from 14 to 17 mm, this component features 12 teeth and a hole spacing of 23.5 mm, ensuring a perfect fit with the chain and rear sprocket.

• RK chain: pitch 420, length 138 links, without O-rings
• Tensile strength: 1900 kg
• Color: gray exterior and interior
• Closure: clip for easy installation and maintenance
• JT rear sprocket: inner diameter 102 mm, 53 teeth
• Material: robust steel
• PCD: 125 mm
• Attachment: flat head bolts for stability
• JT sprocket: wide snap-on attachment, inner diameter 14-17 mm
• Number of teeth: 12
• Hole spacing: 23.5 mm