Black aluminum rear sprocket -JTA251.52 BLK pitch 520 and 52 teeth for Yamaha WR 250 F (2001-2015) / Yamaha WR 250 F GP (2018-2019) / Yamaha WR 400 F (1998-2002) / Yamaha WR 426 F (2001-2002) / Yamaha WR 450 F (2003-2016) / Yamaha WR 450 F GP (2018-2019) / Yamaha YZ 125 (1999-2022) / Yamaha YZ 125 Monster Energy Edition (2022) / Yamaha YZ 250 2T (1999-2022) / Yamaha YZ 250 2T Monster Energy Edition (2022) / Yamaha YZ 250 F 4T (2001-2022) / Yamaha YZ 250 F 4T Anniversary (2016) / Yamaha YZ 250 F 4T Monster Energy Edition (2021-2022) / Yamaha YZ 250 X 2T (2021) / Yamaha YZ 400 F (1999) / Yamaha YZ 426 F (2000-2002) / Yamaha YZ 450 F (2005-2021) / Yamaha YZ 450 F Anniversary (2016) / Yamaha YZ 450 F Monster Energy Edition (2021-2022).
Technical data:
- The JT Sprockets manufacturing unit is now the largest and most modern sprocket and gear wheel production facility in the world;
- equipped with state-of-the-art CNC production machines;
- JT Sprockets produces the entire range of sprockets and gear wheels for the aftermarket and original equipment market;
- each gear wheel and chain wheel goes through 25 production stages;
- it undergoes more than ten individual quality control checks to successfully leave production;
- JT Sprockets produces 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 part is manually inspected - in this way, JT Sprockets sets new quality standards in the motorcycle industry.
Technical data:
- Chain pitch: 520;
- inner diameter: 130 mm;
- mounting diameter: 150 mm;
- hole: 8.5 mm;
- number of mounting holes: 6;
- screw type: countersunk head;
- number of teeth: 52;
- sprocket material: aluminum;
- color: black;
- manufacturer: JT.
The complete application list can be found below.
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