D.I.D. M520VOX104FB 520VO O-Ring Drive Chain 104 Links

The D.I.D. 520VO series chain is a professional-grade O-ring drive chain engineered for street and off-road motorcycles up to 750cc. This 104-link chain features quad-stake riveted pins and solid bushings that deliver exceptional performance, durability, and extended service life. The O-ring seals retain lubrication and prevent dirt and debris from entering the chain, significantly reducing maintenance requirements and wear.

Key Specifications:

• Chain pitch: 520 (5/8" x 1/4")
• Number of links: 104
• Tensile strength: 8,000 lbs
• Maximum recommended displacement: 750cc
• Seal type: O-ring for superior lubrication retention
• Chain life index: 2,350 (excellent longevity)
• Pin length: 0.795 inches
• Pin diameter: 0.2 inches
• Inner plate thickness: 2mm
• Outer plate thickness: 2mm
• Weight per 100 links: 3.31 lbs

D.I.D. (Daido Kogyo) chains are trusted by professional racers and OEM manufacturers worldwide for their precision engineering and reliable performance. The 520VO series offers an ideal balance of strength and weight, making it an excellent OEM replacement or upgrade choice for sport bikes, dual-sport motorcycles, and off-road machines.