EK/PBR 520M3 13/49 Chain Kit - Ultra-Light Sprocket by EK CHAIN: a set dedicated to motocross riders seeking lightweight and reliable performance on demanding terrains. The 13/49 configuration and 116 links allow for a complete replacement, ready to install for 520 setups.
- Finish: chain and sprocket/crown in gold color for a neat look and good visibility during maintenance.
- Pitch: 520, standard for off-road motorcycles.
- Links: 116 links provided, ready to adjust according to your setup.
- Crown: ultra-light aluminum, designed to reduce unsprung mass without compromising mechanical function.
- Durability: relative lifespan index of 450 (for 100 links) provided by the manufacturer.
- Weight: 1.36 kg for 100 links (indicative value), ensuring a lightweight kit for the transmission part.
Designed for the demands of motocross — mud, jumps, and high stresses — this kit offers a high-performance chain oriented towards competition/intensive use. Ideal for machines like the KAWASAKI KX 250 F (2011-2012) and other compatible models with a 520 pitch. Be sure to check the tension adjustment and wear of the sprocket before installation to ensure optimal longevity.