EK/PBR 520MRD7 14/49 Chain Kit - Ultra-Light Sprocket
Brand: EK CHAIN. Complete chain kit designed for motocross use: 520 MRD7 chain accompanied by a 14-tooth sprocket and a 49-tooth ultra-light aluminum sprocket. Careful finish in Gold/Gold for a race look on the transmission.
- Type: Chain kit (chain + sprocket + sprocket)
- Pitch: 520
- Number of links: 116
- Weight: 1.47 kg for 100 links (reference)
- Sprocket: Aluminum, ultra-light version
- Relative lifespan: 450 (reference for 100 links)
Designed for the demands of motocross terrains, this kit offers a complete solution to refresh the transmission. The aluminum sprocket lightens the overall setup without multiplying parts, and the gold hue adds a racing visual touch. The 520 pitch and 116 links are suitable for modern motocross bikes; be sure to check the fit and chain tension during installation.
Common compatibilities: suitable for motocross models such as BETA RX 350 2T (2026), BETA RX 250 2T (2026), and BETA RR 200 2T (2022). For safe installation, check your machine's specifications and replace the transmission according to observed wear.