JT Open Chain X1R Drive Kit 128-428 55 Teeth Sprocket 19 Teeth for Yamaha FZR RR

The JT Transmission Kit represents the ideal solution for those looking to maximize the performance of their motorcycle. Composed of a chain, a sprocket, and a pinion, this kit is designed to ensure smooth and durable operation.

The chain, with a pitch of 428 and a length of 128 links, features an innovative clip closure system and utilizes X-Ring technology, which offers a tensile strength of 2800 kg. Its sleek design, with gray colors both inside and out, not only ensures an attractive appearance but also contributes to greater longevity over time.

The sprocket, also branded JT, has an inner diameter of 120 mm and a PCD of 136 mm, with a tooth count of 55. Made of steel, it is designed to withstand the most intense stresses, ensuring optimal power transmission. The six flat-head mounting bolts provide unparalleled stability during use.

The pinion, with a pitch of 428 and a small engagement, features an inner diameter ranging from 21.7 mm to 25 mm and a tooth count of 13. Its width of 9.8 mm makes it perfect for precise and secure mounting, contributing to uncompromised transmission efficiency.

• Chain: pitch 428, length 128 links
• Closure system: clip
• Technology: X-Ring, tensile strength 2800 kg
• Color: gray inside and outside
• Sprocket: inner diameter 120 mm, PCD 136 mm, tooth count 55
• Sprocket material: steel
• Mounting bolts: 6, flat head
• Pinion: pitch 428, small engagement
• Pinion inner diameter: ranging from 21.7 mm to 25 mm
• Pinion tooth count: 13
• Pinion width: 9.8 mm