Description
When you need a reliable replacement chain for your motorcycle drive system, the BikeMaster 520×100 BMOR O-Ring Chain delivers consistent power transfer on the road or trail. Maintaining correct tension and dependable link articulation is critical for maximizing sprocket life and overall final drive efficiency across diverse riding conditions and demanding terrain.
This 520 pitch chain features an advanced O-ring design that seals in vital factory lubrication while keeping out abrasive dirt, mud, water, and grit. Built with strict precision manufacturing tolerances, it handles the daily mechanical stresses of power transmission without stretching prematurely or binding under heavy throttle applications or aggressive gear changes.
- Designed with durable O-rings to retain factory lubrication and block abrasive contaminants
- Constructed to 520 pitch specifications with a 100-link length for compatible applications
- Precision-formed pins and rollers ensure smooth meshing with front and rear sprockets
- High tensile strength handles aggressive acceleration and deceleration loads reliably
- Helps reduce overall drive train friction for efficient power delivery to the rear wheel
- Engineered for straightforward installation using standard chain breaker and press tools
- Durable side plates resist fatigue and side-loading forces during cornering and shifting
- Compatible with standard motorcycle maintenance routines and standard lubrication products
Upgrade your final drive setup with this dependable O-ring chain and keep your machine running strong mile after mile.







