The EK 520MRD7 520 chain is designed for demanding riders seeking robustness and longevity both on the road and off-road. Coated with a gold finish, it combines a low coefficient of friction with high resistance to tensile strength and abrasion, suitable for quad, urban, motocross, and roadster uses. Its construction aims for durability under severe conditions without unverified technical claims.
- Brand: EK CHAIN
- Manufacturer Reference: 520MRD7-G/G 136 SPJ
- Designation: EK 520MRD7 520 Transmission Chain
- Color: Gold / Gold
- Pitch: 520
- Number of Links: 136
- Relative Lifespan (for 100 links): 450
- Weight: 1.47 kg / 100 links
Ideal for high-performance setups on sprockets and crowns, this chain is aimed at riders who want a reliable transmission for competition or intensive outings. Before installation, check the pitch and the number of links to ensure proper adjustment and tension. Compatible with models such as YAMAHA YZ 450 F (2026), SUZUKI RM-Z 450 (2026), and HUSQVARNA FE 501 (2025).