Wheel Systems

Every rider knows that changing wheels should be simple—but anyone who's spent time in the paddock knows that's rarely the case.

Loose spacers, worn bearings, incorrect wheel alignment and time lost during tyre changes are all common frustrations that can quickly eat into valuable track time.

At PlazCutz Racing, we've spent countless hours developing practical solutions to these problems through real workshop experience and race testing. From captive wheel spacer systems and precision axle blocks to wheel conversions and bearing upgrades, every product has been engineered to make wheel changes quicker, more reliable and easier to live with on race weekends.

Whether you're racing pitbikes, minibikes or building a supermoto conversion, these guides explain the engineering behind the upgrades and the problems they're designed to solve.

Explore Race Tech Guides - Choose a technical topic below to explore engineering guides, race-proven upgrades and workshop advice.

Captive wheel spacers remain securely fitted to the wheel bearings, eliminating loose spacers during wheel changes and preventing them from being mixed up or dropped in the paddock.

More Guides Coming Soon

  • Captive Bearing Systems Explained

  • Why Standard Wheel Spacers Fall Out

  • Wheel Bearing Installation Guide

  • Front vs Rear Wheel Spacer Design

  • SKF Bearings vs Standard Bearings

  • Choosing Wheel Bearings for Racing

  • Wheel Conversion Development Diary

Captive Wheel Spacers

Loose wheel spacers are a common frustration in the paddock, slowing wheel changes and making it easy to mix up or lose parts. Discover how our captive wheel spacer system keeps everything securely in place, making wheel swaps faster, simpler and more reliable on race day.

→ Read the Guide

Learn more

Why Wheel Systems Matter

This is something most people never think about until something goes wrong.

A race bike wheel system isn't just a wheel and an axle. It's a combination of bearings, spacers, axle blocks, brake alignment and chain alignment—all working together.

Small errors in any one of these areas can affect reliability, handling and the amount of time spent changing wheels between sessions.

The goal isn't simply to make the bike lighter or faster.

It's to make race weekends smoother, more consistent and less stressful.

More Wheel Systems guides are currently in development and will be added as new products are tested and released.