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BikeMaster 525x150 BMXR X-Ring Chain - Black/Chrome

BikeMaster 525x150 BMXR X-Ring Chain - Black/Gold

BikeMaster 525x150 BMXR X-Ring Chain - Gold/Gold

BikeMaster 525×150 BMXR X-Ring Chain

Name: BikeMaster 525x150 BMXR X-Ring Chain | Wyld Performance
SKU: bkm197356
Availability: InStock
Rating: 5.00 (3 reviews)

SKU: bkm197356

Rated 5.00 out of 5 based on 3 customer ratings

(3 customer reviews)

Price range: $181.99 through $221.99

Color:
Clear

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Category: Chains

BikeMaster 525x150 BMXR X-Ring Chain

Most riders don't think about their chain until it starts giving them problems. Stretched links, stiff sections, rust showing up after a wet season — by then you're already behind. A worn chain doesn't just affect shifting. It wears down your sprockets, robs you of power, and if you let it go long enough, it becomes a safety issue. Replacing it before it gets to that point isn't overreacting. It's just smart maintenance.The BikeMaster 525x150 BMXR X-Ring Chain is built as a direct OEM replacement for bikes running a 525-pitch chain. 150 links, silver finish, comes with a rivet master link. It's spec'd for street bikes up to 1,100cc and off-road bikes up to 900cc — which covers a wide range of mid to large displacement machines that need a chain they can actually rely on.Part Number: 197356 Chain Pitch: 525 Link Count: 150 Type: X-Ring Includes: Rivet master link

Why the BMXR Is Worth the Upgrade

The Q4 Seal Ring — This Is What Makes It an X-Ring

Standard O-ring chains use a round seal cross-section. It works, but there's a trade-off — more contact area between the seal and the side plate means more friction, which means more power going to heat instead of the rear wheel. The Q4 seal ring on the BMXR has a different profile, specifically engineered to reduce that friction. According to BikeMaster, friction loss is nearly half that of a standard O-ring chain. Less drag through the drivetrain means the power your engine makes actually gets used.The Q4 seal also keeps grease locked in around the pin and roller longer. That's the direct reason the wear life runs 1.5 to 2 times longer than regular O-ring chains — the lubrication stays where it needs to be, even after miles of heat cycling and grime.

Reinforced Pin and Roller

The pin and roller aren't afterthoughts here. They're reinforced specifically to handle higher impact loads and resist wear over time. Every time your chain engages a sprocket tooth, the roller takes that hit. Do that tens of thousands of times across a riding season and the difference between a properly hardened roller and a cheap one becomes very clear. The BMXR's reinforced setup handles both the regular grinding wear and the harder shock loads that come with aggressive riding or rough terrain.

Computer-Analyzed Component Design

Each component in the BMXR series went through computer analysis during development to optimize for tensile strength. This isn't marketing language — it means the geometry of the plates, pins, and rollers was refined to distribute stress more evenly across the chain rather than concentrating it at weak points. The result is a chain that holds up under the kind of sustained load that breaks cheaper alternatives.

Heat Treatment

The steel in the BMXR goes through a controlled heat treatment process during manufacturing. What that does is harden the material at a microstructural level — the same way a knife blade that's been properly tempered holds an edge longer than one that hasn't. For a chain running through thousands of engagement cycles per mile, that hardness matters. It resists deformation, resists stretching, and holds its dimensions longer under load.

Rivet Master Link Included

The 525 BMXR ships with a rivet master link, not a clip. Rivet links are stronger and more appropriate for higher-displacement street bikes. The clip link is faster to install and remove, but on a 1,100cc street bike running at speed, a rivet link is the right call. It's included in the box.

Specifications

Spec	Detail
Chain Pitch	525
Link Count	150
Type	X-Ring (BMXR)
Color	Silver, Black/Chrome, Black/Gold, Gold/Gold
Max Engine Size	1,100cc street / 900cc off-road
Master Link	Rivet (included)

Vehicle Fitment

The BikeMaster 525x150 BMXR is a universal 525-pitch chain. It fits any motorcycle that runs a 525-pitch chain with up to 150 links at stock gearing. This covers a wide range of mid to large displacement street and off-road bikes across all major manufacturers.Note: Always verify your bike's required chain pitch and link count before ordering. If your stock gearing has been changed, your required link count may differ. Some installations may require removing extra links to fit your specific setup.

Frequently Asked Questions

What does 525x150 mean?

525 is the chain pitch — the measurement between each link's pins. 150 is the number of links. Your bike needs both to match its stock spec. Check your owner's manual or the existing chain before ordering.

What's the difference between an X-ring chain and an O-ring chain?

The seal shape. An O-ring chain uses a round cross-section seal. An X-ring (or Q4 seal in this case) has a different profile that reduces contact area with the side plate — meaning less friction and less power loss through the drivetrain. It also retains lubricant more effectively, which is why the wear life is longer.

Does it come with a master link?

Yes. The 525 BMXR includes a rivet master link.

What's the max engine size this chain supports?

1,100cc for street bikes and 900cc for off-road. This is listed on the spec sheet and should be matched to your bike before installing.

Do I need a chain press tool to install the rivet master link?

Yes. A rivet master link needs to be pressed and peened during installation — you can't do it with just pliers. You'll need a chain tool or a proper master link press. If you don't have one, most shops will install it for a small fee.

Will this chain need to be cut down for my bike?

Possibly. 150 links is a full-length chain sized for larger displacement bikes. Depending on your specific model and sprocket setup, you may need to remove links. This is normal — most chains come long and get cut to fit. Do not install with extra links hanging loose.

Is this a direct OEM replacement?

Yes, for bikes running a 525-pitch chain. It's designed as a direct drop-in replacement at OEM spec. The construction quality and dimensions meet or exceed factory chain specifications.

3 reviews for BikeMaster 525×150 BMXR X-Ring Chain

Rated 5 out of 5
Noah – April 11, 2026
Solid Bikemaster part that fit perfectly. Quality is what I’ve come to expect from the brand.
Rated 5 out of 5
Ricardo L – April 29, 2026
Good fitment and solid quality. Does exactly what it’s supposed to with no issues whatsoever.
Rated 5 out of 5
Kyle E. Cordova – May 7, 2026
Part fit right and works great. Bikemaster makes good OEM-quality replacement parts at fair prices.

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BikeMaster 525×150 BMXR X-Ring Chain