EK 520 QX-Ring H/Duty Chain 130L (10)

Meet the EK 520 QX-Ring H/Duty Chain 130L (10) — a purpose-built drive chain that blends rugged durability with precision performance. Designed for 520-pitch setups, this heavy-duty chain comes in a 130-link length and is packaged as a 10-pack, giving you reliable spares or multi-bike versatility right out of the box.

Why the QX-Ring design matters

The QX-Ring seals are engineered to trap lubrication while keeping dirt and grit out, delivering smoother operation and reduced wear under demanding riding conditions. This means more consistent power transfer, less chain drag, and extended life for your drivetrain in wet, muddy, or dusty environments.

Key benefits that set it apart

• Heavy-duty construction ready for aggressive riding, frequent maintenance, and higher load scenarios.
• QX-Ring seal technology minimizes friction and helps maintain lubrication where it matters most.
• 130 links per chain (130L) compatible with 520 sprocket configurations for reliable engagement.
• 10-pack packaging provides convenient spares or multi-bike applicability, so you’re ready for roadside swaps or seasonal rotations.
• Optimized durability across wet, muddy, and dusty riding conditions, reducing the need for constant chain swaps.

Who should consider this chain

Perfect for riders who demand long-lasting performance from their 520 drive system—whether you’re commuting, exploring backroads, or chasing track days. If your bike uses a 520 chain and you want a chain that delivers steady power delivery with less maintenance, this EK 520 QX-Ring H/Duty Chain is a compelling choice.

Usage, setup, and maintenance tips

• Pair with compatible 520 sprockets and maintain proper chain tension to ensure smooth shifting and power transfer.
• Lubricate with a high-quality chain lubricant suitable for sealed chains to maximize life and performance.
• Inspect for wear or stretch during regular maintenance intervals and replace the chain as needed to avoid drivetrain damage.
• Store spare chains in a clean, dry place to preserve seal integrity and prolong usability.

Why choose EK for your motorcycle drivetrain

EK combines rigorous engineering with real-world testing to deliver chains that perform reliably under diverse riding scenarios. The 520 QX-Ring H/Duty Chain stands out with its durable construction, advanced seal design, and practical packaging—ensuring you’re ready for tough rides and routine maintenance alike.