Steel rear sprocket -JTR839.52 pitch 428 and 52 teeth for Yamaha DT 125 R (1991-1996) / Yamaha DT 125 RE (2004-2006) / Yamaha DT 125 RE MX Everts (2005-2006) / Yamaha DT 125 RH (1997-2003) / Yamaha DT 125 RN 80 Km/h (1997-2003) / Yamaha DT 125 X (2005-2006) / Yamaha WR 125 R (2014-2022) / Yamaha WR 125 X (2009-2017).
Specifications:
- JT Sprockets 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 both aftermarket and original equipment;
- each sprocket and gear undergoes 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: 175 mm;
- Hole: 8.5 mm;
- Number of mounting holes: 6;
- Screw model: flat head;
- Number of teeth: 52;
- Sprocket material: steel;
- Manufacturer: JT.
The complete list of applications can be found below.
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