EK/PBR 520MRD7 14/51 Chain Kit - Ultra-Light Sprocket
Designed for off-road and competition, this EK CHAIN kit provides a lightweight and durable solution for motocross riders. The 520MRD7 chain in gold finish combines traction strength and abrasion resistance, while the ultra-light aluminum sprocket reduces unsprung mass for improved bike responsiveness. Ideal for those seeking a robust transmission without adding extra weight.
- Brand: EK CHAIN
- Configuration: 14 Sprocket / 51 Sprocket
- Pitch: 520
- Number of Links: 118
- Color: Gold / Gold
- Sprocket: Ultra-light aluminum
- Weight: 1.47 kg (for 100 links)
- Relative Lifespan: 450 (for 100 links)
This kit is designed to withstand the demands of off-road riding: sharp accelerations, repeated jumps, and exposure to dust and mud. Standard mounting and adjustment for 520 transmission. Particularly suitable for the mentioned 250cc motocross machines, such as the GAS GAS MC 250 F FACTORY EDITION (2023), the KTM 250 SX-F (2022), and the HUSQVARNA FE 250 (2022).
Manufacturer Reference: Not provided