EK 420 H/Duty Motocross Chain Orange 136L (20)

Take on the toughest MX tracks with the EK 420 H/Duty Motocross Chain in bold orange. Built for serious riders, this chain blends brutal strength with precision engineering to deliver instant power transfer, outstanding durability, and standout visibility when every second counts.

Why this chain stands out

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  High-visibility orange finish not only looks striking but also makes wear, stretch, and lubrication status easy to assess on the fly—perfect for fast pit checks between heats.
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  136 links for 420-series setups ensures a precise fit on a wide range of mid‑size to professional motocross bikes, helping you keep drivetrain geometry exactly where it should be.
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  Heavy-duty construction designed for aggressive riding, with enhanced load-bearing pins and plates that resist elongation under high torque clutching and jumping impacts.
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  Sealed performance with X-ring design to seal out dirt and mud, reducing friction and extending chain life in harsh track conditions.
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  Heat-treated and case-hardened components deliver superior wear resistance, maintaining smooth operation through long races and grueling practice sessions.
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  Consistent power delivery for clean acceleration and predictable throttle response, so you can focus on lines, speed, and timing, not chain maintenance.

Designed for who benefits most

• Competitive motocross racers and enthusiastic amateur riders who demand durability from dawn to dusk on muddy, sandy, or rocky tracks
• Riders who value easy inspection and quick maintenance without sacrificing performance
• Teams and enthusiasts looking for a reliable, visually distinctive upgrade for their 420 drivetrain

Practical use and care tips

• Install with a standard rivet tool and ensure proper pin alignment for a secure, reliable connection
• Regularly inspect for stiff links, unusual wear, or discoloration after intense sessions
• Clean the chain after rides in muddy or dusty conditions; dry thoroughly before applying a compatible chain lubricant
• Check sprockets for wear and maintain proper chain tension to optimize longevity and performance

Why choose this EK chain over others

• Designed specifically for motocross abuse, the 420 H/Duty chain balances strength and flexibility to withstand jumps, landings, and hard cornering
• The orange coating provides quick wear checks and adds a unique, race-ready look while maintaining corrosion resistance in wet conditions
• Sealing technology minimizes dirt intrusion and reduces maintenance frequency, helping you stay on track longer between services

Upgrade your ride with the EK 420 H/Duty Motocross Chain Orange 136L (20) and unlock dependable power delivery, improved longevity, and track-ready aesthetics that set you apart from the pack.