EK/JT 520H Chain Kit 13/49 - Ultra-Light Sprocket
Designed for off-road demands, this chain kit combines the reliability of EK CHAIN with an ultra-light aluminum rear sprocket to reduce unsprung mass without compromising transmission efficiency. Ideal for motocross, it aims for a good balance between longevity and weight to keep the bike agile in technical sections.
- Type: 520H Chain Kit
- Sprocket Compatibility: 13 tooth front / 49 tooth rear (ultra-light)
- Number of Links: 112
- Chain Color: steel / steel
- Sprocket Material: aluminum (lightweight)
- Pitch: 520
- Weight: 1.66 kg / 100 links
- Relative Lifespan Index: 150 (for 100 links)
This kit is aimed at motocross riders looking to enhance rear wheel response by reducing rotating mass while maintaining a robust chain. Installation and adjustment according to manufacturer recommendations are advised. Common application example: YAMAHA YZ 125 (1988 - 125 cc).
