RK Transmission Kit open chain SB 100 links 420 black sprocket 48 teeth 13 teeth pinion

The 420 Transmission Kit is the ideal solution for those looking to optimize the performance of their motorcycle. Composed of an RK chain, a JT sprocket, and a JT rear sprocket, this kit is designed to ensure smooth and reliable operation.

The RK chain, with a pitch of 420 and a length of 100 links, features an open design and has a tensile strength of 1900 kg. Its gray color, both inside and out, gives it a sleek and modern appearance, while the clip closure system makes installation easy.

The JT rear sprocket, with an inner diameter of 44 mm and a PCD of 60 mm, is designed for precise mounting thanks to its 4 flat head bolts. With 48 teeth and made of steel, it offers exceptional durability and a responsive feel while riding.

The JT sprocket completes the kit with a wide snap-on fitting, available in a range of inner diameters from 13 mm to 16 mm. With 13 teeth and a hole spacing of 26 mm, this sprocket is designed to ensure optimal power transmission.

This transmission kit is perfect for motorcyclists seeking a balance between performance and durability, making every ride a unique experience.

• RK Chain: pitch 420, length 100 links, tensile strength 1900 kg, gray color, open design, clip closure system.
• JT Rear Sprocket: inner diameter 44 mm, PCD 60 mm, 4 flat head bolts, 48 teeth, made of steel, exceptional durability.
• JT Sprocket: wide snap-on fitting, inner diameters from 13 mm to 16 mm, 13 teeth, hole spacing 26 mm.