EK Chain 520SRO696 520 Series SRO6 O-Ring Drive Chain 96 Links

The EK Chain 520SRO696 is a high-performance 520-pitch O-ring drive chain featuring 96 links, built to EK's SRO6 specification. EK Chain (Enuma Chain) is a Japanese manufacturer with a long-standing reputation for producing precision-engineered motorcycle drive chains used in both street and off-road applications.

The SRO6 series features O-ring sealing technology that traps grease between the inner and outer plates at each link, significantly reducing internal wear and extending chain service life compared to standard non-sealed chains. The 520 pitch is a popular, lightweight chain size widely used on mid-displacement sport, naked, and off-road motorcycles.

Key Features:

• Chain Pitch: 520 (5/8" pitch)
• Links: 96 links
• Series: SRO6 O-Ring chain
• O-ring seals retain lubricant and exclude contaminants for extended chain life
• Precision-manufactured side plates and rollers for smooth, consistent power transfer
• Designed for street and sport motorcycle applications
• High-tensile strength construction for reliable performance under demanding conditions

The EK 520SRO6 chain is an excellent OEM-quality or upgrade replacement chain, offering a balance of durability, weight savings, and longevity suited to a wide range of 520-drive motorcycles.