Rear pinion JTR1131.45 (step 420) - Rieju SMX 50 Top Supermoto / Yamaha DT 50 R - X / Aprilia RX 50 / SX 50 SM - JM

Rear pinion steel -JTR1131.45 pitch 420 and 45 teeth for Aprilia RX 50 (2009-2013) / Aprilia SX 50 SM (2006-2010) / Derbi Senda 50 R X-Race (2005-2011) / Derbi Senda 50 R X-Treme (2003-2014) / Derbi Senda 50 SM DRD (2003-2004) / Derbi Senda 50 SM X-Race (2007-2013) / Derbi Senda 50 SM X-Treme (2005-2015) / Gilera RCR 50 Enduro (2004) / Gilera SMT 50 Supermotard (2003-2004) / Malaguti XSM 50 Motard (2008-2011) / Malaguti XTM 50 Enduro (2008-2011) / Motorhispania Furia 50 Max Enduro (2006-2011) / Motorhispania Furia 50 Max Supermotard (2007-2011) / Motorhispania RYZ 50 Enduro (2006-2011) / Motorhispania RYZ 50 Pro Racing Enduro (2006-2011) / Peugeot XP6 50 Enduro (2008-2011) / Peugeot XP6 50 Supermoto Spoke Wheel (2008-2011) / Peugeot XPS 50 Enduro (2008-2012) / Peugeot XPS 50 Supermoto (2008-2012) / Rieju MRT 50 Pro Supermoto (2009-2017) / Rieju MRT 50 Supermoto (2009) / Rieju MRX 50 (2002-2005) / Rieju MRX 50 Top Edition (2004-2009) / Rieju RRX 50 (2006-2009) / Rieju RS-3 50 (2011-2014) / Rieju SMX 50 Super Motard (2002-2005) / Rieju SMX 50 Top Supermoto (2004-2009) / Yamaha DT 50 R (2012-2013) / Yamaha DT 50 X (2012-2013).

Specifications:
- JT Sprockets production is today 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 second-hand and original equipment;
- each sprocket and pinion goes through 25 production stages, subjected to more than ten individual quality checks to successfully complete 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 item is manually checked;
- JT Sprockets sets new quality standards in the motorcycle industry;

Technical data:
- Chain pitch: 420;
- inner diameter: 105 mm;
- mounting diameter: 125 mm;
- hole: 8.5 mm;
- number of mounting holes: 6;
- screw model: flat head;
- number of teeth: 45;
- pinion material: steel;
- manufacturer: JT.

The complete list of applications can be found below.