JT. 428HDR 15/45 Standard Rear Sprocket Chain kitRef : JTC01832A / 3070374

JT DRIVE CHAIN 428 HDR Kit — 15/45 (standard sprocket)

A complete kit to replace the primary transmission of your roadster: steel front sprocket, standard steel rear sprocket, and super-reinforced HDR 428 chain. Designed for road use, this pack includes the necessary components to restore a reliable and consistent wheel-to-engine connection.

• Chain type: 428 HDR, pitch 428
• Number of links: 122
• Sprockets: 15 teeth (front sprocket) / 45 teeth (rear sprocket)
• Material: steel sprocket and rear sprocket
• Quality: super-reinforced chain
• Tensile strength: 24.5 kN
• Color: steel
• Manufacturer reference: Not provided

• Ready-to-install kit for a complete transmission replacement.
• HDR chain designed to limit wear and maintain tension over time.
• Steel sprocket and rear sprocket for good longevity in road use.

Maintenance tip: check alignment, tension, and lubricate regularly after installation. Verify compatibility with your model before ordering — this kit is suitable for many roadsters, including Honda CB 125 F (JC64/JC74) from the indicated years.