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

The EK 420 H/Duty Motocross Chain in Gold is built for riders who push their bikes to the limit. With a 420-series design and a precise 136-link length, this chain is ready for the worst tracks, mud, and launches that motocross demands.

The eye-catching gold finish isn’t just style. It provides an extra layer of protection against mud, water, and grit, helping slow corrosion and extend service life in gritty off-road environments. Constructed with robust steel and heat-treated joints, this chain is engineered to withstand the brutal torque, jumps, and high-speed runs that define racing and hard riding.

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  Heavy-duty performance for motocross: designed to handle the high-torque, rapid acceleration characteristic of competitive riding.


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  136-link configuration: tailored to fit common 420-motorcycle setups while maintaining accurate chain tension and optimal sprocket engagement.


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  Durable gold coating: combines corrosion resistance with a premium look that stays vibrant under muddy, sandy, and wet conditions.


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  Wear- and fatigue-resistant construction: heat-treated components help resist elongation and extend interval between replacements.


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  Improved drivetrain feel: delivers smooth power transfer and dependable performance whether you’re climbing tight rhythms or blasting straightaways.


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  Maintenance-friendly: designed for straightforward installation with standard chain tools; regular cleaning and proper lubrication maximize lifespan.

Ideal for riders who demand reliability on demanding tracks—motocross racers, serious trail riders, and enduro enthusiasts using a 420-chain setup. If you’re seeking a purpose-built upgrade that stands up to heavy riding, this EK 420 H/Duty Motocross Chain delivers focused value where it counts: durability, performance, and long-lasting protection against the elements.

Practical care notes: after muddy sessions, rinse lightly, wipe clean, and re-lubricate with a suitable chain lubricant. Regularly inspect for wear and tension, and replace if elongation or stiff links become evident to keep performance at its peak.