Regina Chain 137ZRT/016 525ZRT O-Ring Chain 120 Links

The Regina Chain 137ZRT/016 is a high-performance 525ZRT motorcycle chain featuring 120 links. This premium O-ring chain is engineered for sport bikes and high-performance motorcycles requiring reliable power transfer and extended service life.

Key Features:

• 525 pitch size with ZRT racing technology
• 120 links for precise fitment on various sport bike models
• O-ring sealed design reduces friction and retains lubrication
• High tensile strength construction for demanding riding conditions
• Pre-stretched to minimize adjustment intervals
• Compatible with standard 525 sprockets

Regina's ZRT series chains are known for their excellent balance of strength, weight, and durability, making them a popular choice for street and track applications. The O-ring seals keep lubricant where it's needed while keeping contaminants out, significantly extending chain life compared to non-sealed chains.