EK/PBR 520MRD7 13/49 Chain Kit - Standard Sprocket by EK CHAIN: a kit designed for motocross, combining durability and track performance. This setup includes the 520 MRD7 chain with a 13-tooth sprocket and a standard 49-tooth sprocket, engineered to withstand the stresses of jumps, accelerations, and muddy conditions typical of amateur and competitive enduro/cross.
- Color: Gold/Gold — sleek look and visibility on the drivetrain
- Pitch: 520, number of links: 114 (length suitable for original installation or common adjustment)
- Relative lifespan (for 100 links): 450
- Sprocket: steel — wear resistance and strength for demanding terrain
- Weight: 1.47 kg / 100 links
The EK/PBR MRD7 chain focuses on reducing friction and providing good resistance to abrasion and traction, without claiming unverified gains: it offers a reliable solution for those seeking a durable drivetrain suited to off-road conditions.
Common compatibilities: SUZUKI RM-Z 250 (2010, 2011, 2012). Before installation, check the tension adjustment, sprocket/sprocket alignment, and perform regular lubrication to maximize the longevity and safety of the drivetrain.
