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Wheel Spacers and Adapters

Often overlooked, side-by-side wheel spacers and adapters can totally change the way you ride for the better. But as always, this is only the case if you can tell the difference between top-drawer hardware and inferior options. This is why Side by Side Source carries wheel spacers in various thicknesses from 1-inch to 2-inch+ per side, plus bolt pattern adapters enabling wheel swaps, all manufactured from quality materials with proper hub-centric designs ensuring safe, vibration-free performance.
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Buyer's Guide for UTV Wheel Spacers and Adapters: Helping You Shop!

A Look at Side-by-Side Wheel Spacer Pros and Cons

First, let’s cover the many positives of UTV wheel spacers. When properly installed, these handy mods can:

  • Improve your stability with a greater width
  • Lower your center of gravity (lower rollover rate)
  • Improve tire clearance to reduce any unwanted contact
  • Give your machine an aggressive, purposeful appearance

As for the trade-offs and potential concerns, spacers can add stress on wheel bearing and suspension by increasing leverage. With quality bearings, however, you can reliably manage this issue. Also, you want to be weary of increasing your width too much if you’re already hard-pressed for clearance on narrow trails.

UTV Spacer Thickness: What’s Best for You? 

Most spacers will typically put you in the neighborhood of between one to four inches of total width increase, with two inches or less being more popular. For stability improvement with minimal downsides: 1-1.5 inch spacers provide noticeable benefit without excessive bearing stress or trail width concerns. For maximum stability or serious tire clearance: 2-inch spacers work, but verify your trails accommodate width and upgrade to quality bearings if running heavy loads or large tires.

Also, a quick note on front vs. rear spacing: some applications benefit from different spacing front and rear. Sport UTVs: often run slightly wider rear spacing than front, improving rear stability without excessive front track width that increases steering effort. Work machines: might use equal spacing all around or slightly wider front for improved front-end stability under load. Most riders: run equal spacing all around for balanced handling.

UTV Wheel Adapters and Bolt Pattern Conversion

Wheel adapters serve different purposes than spacers. They convert bolt patterns, allowing wheels designed for different machines to fit yours. 

Quality adapters use thick billet aluminum with proper hub-centric registers on both machine and wheel sides, ensuring proper centering throughout the system. They're essentially thick spacers with different bolt patterns on machine and wheel sides. Trade-offs: adapters add weight (often more than simple spacers due to thickness required for dual bolt patterns), add track width (typically 1.5-2 inches minimum per side from adapter thickness), and cost more than spacers.

Only use adapters when necessary. If wheels exist in your stock bolt pattern, they're better choices than adapting different patterns.

3 Top Selling UTV Wheel Spacer and Adapter Brands

  1. SuperATV makes high-quality UTV wheel spacers as well as adapters with hub-centric design and quality construction.
  2. Rough Country produces wheel spacers at accessible pricing with adequate quality for recreational use.
  3. UTV Inc offers billet aluminum wheel spacers designed for specific UTV applications with proper engineering.

5 Top Selling UTV Wheel Spacer and Adapter Products

  1. Polaris RZR 900/XP 1000/XP Turbo width increase comes with these 1.5" Billet Aluminum Wheel Spacers by UTV Inc, providing quality construction and proper thickness.
  2. Yamaha bolt pattern conversion arrives with this 4x110 to 4x156 Wheel Adapter 1.5" by SuperATV, enabling different wheel pattern usage.
  3. Popular 4x137mm pattern coverage comes with these 1.5" Wheel Spacers by Rough Country, fitting multiple machines with this common bolt pattern.
  4. Kubota RTV application-specific spacing arrives with this RTV-X Wheel Spacer by Rugged ATV Parts, designed for RTV models.
  5. Kawasaki Teryx KRX 1000 owners get a significant width increase with these 2" Wheel Spacers by Quad Boss, providing maximum stability improvement.

Side-by-Side Wheel Spacer and Adapter FAQs

Will UTV spacers cause a bearing failure?

Possibly, but there are plenty of steps you can take to prevent this, including going with a high-quality spacer as well as strong bearings.

How much thread engagement do I have to have with spacers that slip on?

Minimum safe engagement: 1.5 times the stud diameter must be engaged in lug nuts. For 12mm studs (common UTV size), minimum engagement is 18mm (roughly 0.7 inches). 

Will spacers affect my machine's warranty?

Possibly. Spacers change your suspension geometry, which a manufacturer might use to justify denial of your claim if that claim is relevant enough to your suspension/drivetrain. Always check with your manufacturer!