EK CHAIN JT 520MRD7 14/50 - Ultra Light Rear Sprocket Chain kitRef : EKC04272A / 3069307

The EK/JT 520MRD7 14/50 chain kit is designed for motocross riders seeking a lightweight and high-performance transmission without compromise. The 520MRD7 chain combines a construction aimed at minimizing friction with a resistance suitable for off-road conditions: high traction and good abrasion resistance, essential characteristics in competition.

What the kit includes:

• 520 chain in Gold/Gold, 118 links
• Front sprocket: 14 teeth
• Ultra-light aluminum rear sprocket: 50 teeth

Technical specifications:

• Pitch: 520
• Number of links: 118
• Weight: 1.47 kg for 100 links (reference)
• Relative lifespan index (100 links): 450

The ultra-light aluminum sprocket reduces unsprung mass to enhance the bike's responsiveness, while the sprocket and chain form a balanced set for a reactive power transfer. Gold finish for a bold racing look on your machine.

Common compatibility: particularly suitable for Husqvarna FE 501 (2022) and KTM 500 EXC-F / 500 EXC-F SIX DAYS (2019), always check the number of links and the pitch before installation.

Maintenance tip: regularly check the chain slack, tighten the axle according to manufacturer recommendations, and lubricate after each muddy ride to preserve performance and longevity.