Rear Sprocket JTR1839.55 (pitch 428) - Yamaha SR 400 - Anniversary/ SR 500 SP Disc Brakes / SR 500 SP Drum Brakes - JM

Steel rear sprocket -JTR1839.55 pitch 428 and 55 teeth for Yamaha SR 400 (2014-2016) / Yamaha SR 400 Anniversary (2016) / Yamaha SR 500 SP Disc brakes (1991) / Yamaha SR 500 SP Drum brakes (1991-1999).

Specifications:
- JT Sprockets' production is currently the largest and most modern manufacturing unit for sprockets and gears worldwide;
- equipped, among others, with the latest generation of CNC manufacturing machines;
- JT Sprockets produces the entire range of sprockets and gears for aftermarket and original equipment;
- each sprocket and gear goes through 25 production stages, subjected to more than ten individual quality checks to successfully complete production;
- JT Sprockets manufactures correctly: through turning, milling, and drilling;
- this is the only way to achieve the highest quality, with the smallest tolerances and the best tooth profile;
- after subsequent heat treatment, each item is manually inspected;
- JT Sprockets sets new quality standards in the motorcycle industry;

Technical data:
- Chain pitch: 428;
- Inner diameter: 152 mm;
- Mounting diameter: 164 mm;
- Hole: 8.5 mm;
- Number of mounting holes: 6;
- Screw type: flat head;
- Number of teeth: 55;
- Sprocket material: steel;
- Manufacturer: JT.

The complete application list can be found below.