What size axle bearings you actually need (even when the old ones look identical)
Date Posted: 9 June 2026
If your axle bearings keep coming up as “the wrong size” or you’re second-guessing what to order, it’s probably not what you think.
RPM Blog
Brake Line Doesn’t Fit Your Caliper? Banjo vs Thread Fittings Explained
Date Posted: 2 June 2026
If your brake line doesn’t fit your caliper, it’s probably not what you think. We see this all the time at RPM Moto and it usually comes down to a few simple fitting differences rather than the brake line being wrong.
How to Measure Motorcycle Chain Size Without Packaging (And Avoid Getting It Wrong)
Date Posted: 26 May 2026
Replacing a motorcycle chain without the original packaging can be confusing, especially if you’re working with an existing chain already fitted to the bike. Unlike other parts that are easy to visually match, motorcycle chains rely on precise measurement
Aftermarket vs OEM Brake Rotors — What Actually Matters
Date Posted: 19 May 2026
If you’re replacing your motorcycle brake rotors, the choice between aftermarket and OEM can get confusing fast, especially when riders are trying to balance price, braking performance and long-term durability.
Supersprox vs JT Sprockets: which should you buy?
Date Posted: 12 May 2026
If you’re replacing your chain and sprockets, chances are you’ve come across Supersprox and JT. We see this comparison all the time at RPM Moto because both brands are trusted by riders for very different reasons.
Why your fuel pump install causes stalling (even when the new pump fits)
Date Posted: 5 May 2026
If your ATV starts after installing a new fuel pump but then stalls, hesitates, or cuts out when you give it throttle, the pump itself might not be the problem.
Brake line won’t fit your caliper? Banjo vs direct thread explained
Date Posted: 28 April 2026
If your brake line won’t bolt up to your caliper, it’s probably not a faulty part. We see this all the time at RPM Moto and it usually comes down to the type of fitting, not the line itself.
520 vs 525 vs 530 chain: What Actually Matters and How to Measure Pitch Properly
Date Posted: 21 April 2026
If your chain size feels confusing, there’s a good chance you’ve been thinking about it the wrong way. Most riders focus on 520, 525 and 530 like they’re simple upgrade options, when in reality it’s not about “bigger or smaller” at all.
Why Your Sprocket Doesn’t Fit (Even When the Part Number Is Right)
Date Posted: 14 April 2026
If your new sprocket doesn’t fit but it’s listed for your bike, it’s almost never the sprocket itself. We see this all the time at RPM Moto: someone buys the right part, tries to install it, and it just doesn’t sit right. Here’s what's happening: