The EK CHAIN 520M3 14/52 chain kit is a specific set for motocross, designed for off-road use and competition. It combines a robust 520M3 chain with an ultra-light aluminum sprocket to reduce unsprung mass without compromising wear resistance. Gold/gold finish for a polished look on the rear wheel and sprocket.
- Brand: EK CHAIN
- Configuration: 14-tooth sprocket / 52-tooth crown
- Pitch: 520
- Number of links: 118
- Weight: 1.36 kg (for 100 links)
- Relative lifespan index: 450 (reference for 100 links)
- Crown material: ultra-light aluminum
- Finish: Gold / Gold
Designed for the demands of motocross, this kit is aimed at riders looking for a lightweight and reliable transmission for their outings on tracks and rough terrain. Compatible with 520 setups, it fits modern enduro/cross machines — for example, KTM 350 SX-F, GAS GAS MC 250 F Factory Edition, or HUSQVARNA FC 350 (check exact compatibility according to year and model). Manufacturer reference not provided.
