EK/PBR 520SRX2 14/48 Chain Kit - Ultra-Light Sprocket by EK CHAIN. Designed for motocross bikes, this kit combines a 520 SRX2 chain with an ultra-light aluminum rear sprocket and a 14-tooth front sprocket — a set designed for the transmission of off-road machines.
- Configuration: 14-tooth front sprocket / 48-tooth rear sprocket
- Number of links: 114
- Pitch: 520
- Color: Gold / Gold
- Sprocket: aluminum (ultra-light version)
- Weight: 1.54 kg for 100 links
- Durability index: 3300 (relative value for 100 links)
The gold finish adds style to the transmission while facilitating visual wear detection. The aluminum sprocket lightens the rolling chassis, and EK's SRX2 is widely used for its reliability in off-road applications. This kit is suitable for motocross models — among the compatible bikes: HUSQVARNA WR 250 (1999–2000, 250 cc).
Maintenance tip: regularly check the tension and lubricate the chain after muddy rides to extend its lifespan. Ensure proper installation and adjustment according to your machine before starting.