Rear pinion JTR20.40 (step 520) - Aprilia Classic 125 / Red Rose 125 H - J - K- L - M - N - P - R - JM

Steel rear sprocket -JTR20.40 pitch 520 and 40 teeth for Aprilia Classic 125 (1997-2001) / Aprilia Red Rose 125 H (1987) / Aprilia Red Rose 125 J (1988) / Aprilia Red Rose 125 K (1989) / Aprilia Red Rose 125 L (1990) / Aprilia Red Rose 125 M (1991) / Aprilia Red Rose 125 N (1992) / Aprilia Red Rose 125 P (1993) / Aprilia Red Rose 125 R (1994-1996).

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 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: 520;
- Inner diameter: 58 mm;
- Mounting diameter: 110 mm;
- Hole: none mm;
- Number of mounting holes: none;
- Number of teeth: 40;
- Sprocket material: steel;
- Manufacturer: JT.

The complete application list can be found below.