EK/PBR 520M3 12/49 Chain Kit - ultra-light sprocket by EK CHAIN: a set designed for motocross where the weight/performance ratio matters. This kit combines a gold 520M3 chain and an ultra-light aluminum sprocket to reduce unsprung weight without compromising compatibility with 520 transmissions.
- Usage: motocross / amateur competition and training.
- Pitch: 520
- Configuration: 12-tooth sprocket / 49-tooth sprocket
- Number of links: 112
- Color: gold/gold
- Sprocket material: aluminum (ultra-light)
- Weight: 1.36 kg for 100 links
- Relative lifespan: 450 (for 100 links, manufacturer indicator)
Designed to minimize friction and withstand the demands of off-road riding, this EK/PBR transmission kit is aimed at riders looking to optimize their machine's agility through reduced unsprung mass. Easy installation for 520 drive systems; always check compatibility with your model before installation.
Example of compatible motorcycle: HONDA CR 125 R (JE01) 1997 - 125 cc.
Manufacturer reference: not provided.
