EK/JT 520MRD7 Chain Kit 13/48 - Ultra-light Sprocket by EK CHAIN: a chain kit designed for motocross, combining lightness and durability. The 520MRD7 chain features an optimized profile to reduce friction and maintain longevity suitable for off-road conditions. The ultra-light aluminum sprocket decreases unsprung mass for a more responsive engine behavior on trajectories and jumps.
- Configuration: 13-tooth sprocket / 48-tooth sprocket (13/48)
- Pitch: 520
- Number of links: 114
- Color: Gold/Gold
- Sprocket material: Aluminum (ultra-light version)
- Weight: 1.47 kg for 100 links
- Relative lifespan: index 450 (reference for 100 links)
Delivered as a kit to completely replace the transmission, this assembly is aimed at motocross riders looking for a chain that is abrasion-resistant while minimizing inertia. Easily adaptable to many enduro and motocross bikes, it is particularly suitable for the lightweight models listed below.
- GAS GAS EC 125 RACING (2015)
- GAS GAS EC 125 SIX DAYS (2011)
- GAS GAS EC 125 (2010)
Ensure proper installation with precise tension adjustment and a review after the first few kilometers to guarantee optimal performance in off-road conditions.
