EK 520 H/Duty Motocross Gold Chain 120L (10)

Why this chain is a game changer for MX setups

• Heavy‑duty construction designed to handle high torque, aggressive takeoffs, and rough track conditions without stretching or wear compromising performance.
• 120 links (120L) provides compatibility with a wide range of 520 motocross sprockets and final drive ratios, making it a versatile choice for different bikes and riding styles.
• Gold finish not only looks premium but also aids visibility on the chain, helping you spot wear or damage during quick inspections between sessions.
• Durability under mud, water, and grime engineered to resist the corrosive effects of off‑road riding while maintaining smooth engagement with the sprockets.
• Consistent performance precise pin‑to‑link fit supports reliable power transfer, clean shifts, and reduced chain slack over time.

Ideal for who and when you’ll notice the difference

Perfect for competitive motocross riders, hard‑charging amateurs, and track‑day enthusiasts who demand longevity from their drivetrain. If your bike sees frequent power pulls, jumps, and muddy flats, the EK 520 H/Duty chain helps maintain tension and drive efficiency when you need it most.

How it elevates your ride, in real terms

• Better acceleration and throttle response thanks to a robust, resilient drive train that minimizes elongation under load.
• Longer service life through a design that resists wear in demanding riding conditions, reducing maintenance frequency and downtime.
• Consistent chain performance with smooth rolling and predictable engagement across a wide RPM range, so you can trust your gear changes on the landing and during mid‑corner exits.
• Visual and practical appeal the gold tone stands out on the bike while making inspection checks straightforward during pit stops.

Care, maintenance, and optimization tips

To maximize lifespan and performance, follow these practical steps:

• Regularly inspect for wear, kinks, and stretched links after hard rides or events.
• Keep the chain clean and lightly lubricated with a quality motorcycle chain lube suitable for off‑road conditions.
• Maintain proper tension to prevent derailment and excessive wear on both chain and sprockets.
• Pair with compatible 520 sprockets and a matching front chainring for optimal engagement and longest life.

Specs at a glance

• Bike compatibility: 520 pitch motocross setups
• Links: 120L
• Finish: Gold coating
• Intended use: Heavy‑duty motocross, off‑road, high‑torque applications
• Material: High‑strength steel alloy for durability under demanding riding conditions

Upgrade your drive with the EK 520 H/Duty Motocross Gold Chain and experience a combination of rugged reliability, track‑ready aesthetics, and consistent performance when every ride counts.