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BikeMaster 525x120 BMXR O-Ring Chain - Blue

BikeMaster 525x120 BMXR O-Ring Chain - Green

BikeMaster 525x120 BMXR O-Ring Chain - Orange

BikeMaster 525x120 BMXR O-Ring Chain - Red

BikeMaster 525×120 BMXR O-Ring Chain

SKU: bkm197471

$176.99

color:
Clear

color

Clear

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Category: Chains

PRODUCT DETAILS

color	Blue, Green, Orange, Red

BikeMaster 525x120 BMXR O-Ring Chain

This is the BMXR version of BikeMaster’s sealed chains, aimed at riders who want solid durability without stepping up to a heavier Z-Ring setup. The BikeMaster 525x120 BMXR O-Ring Chain is commonly used on mid- to large-displacement street and sport bikes where reliability matters more than shaving every ounce of weight. All four options here are the same chain. Same build. Same strength. The only difference is the color.

Fitment Overview

A 525 pitch chain is often chosen for bikes that make decent power but still see regular street miles. It’s a practical size. Strong enough to handle torque, but not overkill. The 120-link length works for a wide range of stock setups, with room to shorten if needed. This is the kind of chain riders install when they want something better than entry-level, without paying for a full race chain they don’t actually need.

What the BMXR O-Ring design does for you

O-Ring chains are about balance. You get sealing to protect the pins, but with less drag and weight than heavier sealed designs. On the road, that usually translates to smoother feel and easier maintenance. Things that tend to matter once it’s installed:

O-Rings help keep grease where it belongs, slowing down wear
Steel components are built to handle daily riding and occasional hard use
Holds adjustment better than non-sealed chains
Less maintenance than standard chains, without added complexity
Color finish makes the chain easy to spot during inspection

Shared specifications

Brand: BikeMaster
Chain type: O-Ring sealed
Item style: BMXR
Pitch / size: 525
Link count: 120
Master link: Included
Application: Street and sport motorcycles (vehicle specific)

Available colors

Blue
Green
Orange
Red

Materials and build notes

The BMXR chain uses steel components designed for consistent wear rather than extreme peak strength. The O-Ring seals are factory-installed to reduce friction at the pins and extend usable life. As always, chain life depends heavily on alignment, lubrication, and sprocket condition. A worn sprocket will shorten the life of any chain, regardless of brand.

Installation and fitment notes

This chain must be matched to the correct sprocket size and engine output. Improper chain selection or installation can lead to failure, which may cause serious injury or damage. If you’re not used to cutting chains or setting final drive tension, installation by a qualified technician is strongly recommended.

FAQs

Is this one product with multiple color options? Yes. Blue, Green, Orange, and Red are color variations of the same 525x120 BMXR O-Ring chain. Does the color change strength or lifespan? No. Color is cosmetic only. What bikes typically use a 525x120 chain? Many mid- to large-displacement street and sport bikes. Always verify your bike’s required pitch and link count. What’s the difference between O-Ring and Z-Ring chains? O-Ring chains offer sealing with lower weight and drag. Z-Ring chains usually provide longer life under higher loads.n this chain be shortened? Yes. Links can be removed using proper tools and correct installation procedures. Is a master link included? Yes. A master link is supplied with the chain.

No compatible vehicles data available.

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BikeMaster 525×120 BMXR O-Ring Chain

PRODUCT DETAILS