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

Engineered for motocross performance, the EK 520 H/Duty Motocross Green Chain 120L (10) delivers rugged reliability when the track turns rough. This is a 520-size, heavy-duty chain built for riders who demand strong power transfer, wear resistance, and a distinctive look on the dirt.

This listing includes a 10-pack of chains, each with 120 links, making it ideal for teams, shops, or riders who service multiple bikes or want a ready-to-install spare drivetrain. The striking green finish not only looks great on the pit bench but also helps you quickly identify your chain during quick turnarounds at races or practice days.

Key benefits

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  520 chain size designed for common motocross drive trains, providing reliable compatibility with standard MX sprockets.
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  Heavy-duty construction built to withstand the torque and RPMs typical of motocross riding and jump-heavy sessions.
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  120 links per chain offer flexible length options to fit a variety of bike setups and tension requirements.
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  Motocross green finish adds visibility and style for teams seeking a bold, branded look.
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  Economical 10-pack gives you value and readiness to service multiple bikes or to keep a spare chain on hand for race weekends.

Who this is for

Ideal for motocross riders, off-road enthusiasts, race teams, and workshop technicians who regularly service bikes with 520 drivetrains. If you’re upgrading, rebuilding, or stocking up for seasonal changes, this EK chain delivers ready-to-install reliability with a distinctive aesthetic.

Use cases & practical scenarios

• Replacing a worn or stretched chain on a 520 MX setup to restore smooth power delivery and proper chain tension.
• Stocking up with a 10-pack to cover multiple bikes in a busy rider lineup or to keep a spare chain on hand during race weekends.
• Color-coding your machines or team bikes with the green finish for quick identification in the paddock.

Maintenance & installation tips

To maximize longevity, clean the chain after muddy sessions, apply a drivetrain-specific lubricant suitable for off-road use, and check tension and wear regularly. When installing, follow your bike’s service manual for correct chain length and master link configuration, ensuring proper take-up and alignment with the sprockets.

Why choose EK 520 H/Duty for motocross

EK is trusted in the motocross community for dependable drivetrains that perform under demanding conditions. The 520 H/Duty Motocross Green Chain blends practical strength with a standout color that helps teams manage gear on race days, while the 120-link length and bundled quantity deliver flexibility and value for serious riders who demand consistency across bikes.