The Regina 525 ZRA drive chain is a 120-link chain designed for dependable power transmission in compatible motorcycle, powersports, and industrial drive applications. Manufactured by Regina and supplied under vendor part number 137ZRA/1001, it provides a durable replacement solution for systems requiring a 525-size chain with the correct fitment and link count.
Built with high carbon alloy steel components, this Regina chain is engineered for strength and long-term service. Solid bushings and rollers support consistent articulation and engagement with compatible sprockets, while shot-peened plates, pins, and rollers improve resistance to fatigue under demanding operating conditions. These construction features help the chain maintain reliable performance when properly installed, aligned, lubricated, and matched with compatible drive components.
Before ordering, verify that your application requires a Regina 525 ZRA chain with 120 links and confirm sprocket compatibility, chain specifications, and manufacturer fitment requirements. The part number 137ZRA/1001 should be used for identification and replacement reference. This chain is supplied as a durable drive component for applications designed around the Regina 525 ZRA model.
Features:
- Size: 525 drive chain with 120 links
- Model: ZRA
- Brand: Regina
- Manufacturer Part Number: 137ZRA/1001
- Vendor Part Number: 137ZRA/1001
- Construction: High carbon alloy steel components for durable power transmission
- Bushings and Rollers: Solid construction supports consistent chain articulation
- Plates, Pins, and Rollers: Shot-peened components provide high fatigue resistance
- Fitment: Designed for compatible motorcycle, powersports, and industrial drive systems requiring a Regina 525 ZRA chain