EK/JT 520MRD7 Chain Kit 14/50 - Ultra-Light Sprocket
Transmission kit designed for motocross and enduro practices: 520MRD7 chain paired with a 14-tooth sprocket and a 50-tooth ultra-light aluminum rear sprocket. Gold/gold finish for a sleek look on the swingarm and good resistance to superficial corrosion.
- Pitch: 520
- Number of links: 114
- Color: Gold / Gold
- Sprocket: Ultra-light aluminum
- Weight: 1.47 kg (for 100 links)
- Relative lifespan (100 links): 450
- Gear ratio adjustment: 14/50
Designed to equip trails and motocross machines, this kit is aimed at riders looking for a complete transmission ready to install. The aluminum sprocket lightens the assembly compared to a steel sprocket, and the gold finish provides an aesthetic appeal while facilitating visual wear detection.
Usage tips: regularly check the chain tension, lubricate after muddy use, and replace the chain and sprocket in case of visible tooth wear or excessive link elongation. Check compatibility with your model before installation.
Common compatibilities: BETA RR 400 4T ENDURO RACING (2009), BETA RR 400 4T ENDURO (2009), BETA RR 400 4T ENDURO (2008).
