EK/PBR 520M3 12/49 Chain Kit - Ultra-Light Sprocket — EK CHAIN
Designed for motocross and the demands of muddy or rocky terrains, this chain kit combines a 520M3 chain and an ultra-light aluminum sprocket. The 12/49 setup modifies the ratio to favor acceleration in technical sections while remaining suitable for motocross bikes.
- Pitch: 520
- Number of Links: 112
- Color: Gold / Gold
- Sprocket: Ultra-light aluminum (unspecified mass reduction)
- Weight: 1.36 kg / 100 links
- Relative Lifespan: 450 (for 100 links, manufacturer index)
This kit is aimed at motocross riders looking for a lightweight and aesthetic set. The aluminum sprocket reduces unsprung mass, and the 520M3 chain provides the appropriate pitch characteristics for modern transmissions. For optimal longevity, adhere to regular maintenance operations (tension, lubrication, and regular inspection of links and teeth).
Notable Compatibility: HONDA CR 125 R (JE01) (1997 - 125 cc). Check the number of teeth and chain length required for your model before installation.
Manufacturer Reference: Not provided
