EK/PBR 520M3 Chain Kit 13/50 by EK CHAIN — a set designed for motocross riders looking for a robust and easy-to-install chain. The kit includes a 13-tooth sprocket and a standard 50-tooth steel sprocket, paired with a 520M3 chain featuring 112 links in Gold/Gold color. Designed for off-road demands, this chain combines strength with a polished finish to keep the transmission reliable on muddy or sandy tracks.
- Pitch: 520
- Configuration: 13/50 (sprocket/sprocket)
- Number of links: 112
- Color: Gold/Gold
- Sprocket material: Steel
- Weight: 1.36 kg / 100 links
- Relative lifespan: 450 (for 100 links)
This chain kit is suitable for motocross bikes and is easy to install during maintenance or gearing changes. To ensure longevity and safety, regularly check the tension, lubricate according to manufacturer recommendations, and inspect the wear on the sprocket and sprocket teeth. Ideal for replacing the factory transmission on models such as the YAMAHA YZ 125 (1996) and other machines accepting the 520 pitch and a 13/50 setup.