We've been helping people find the right tires, wheels and performance parts since 1979. If you're looking for the best and most accurate information on all things wheels, you've come to the right place.
Conversion Table Inches Millimeters 4 x 3.93 4 x 100 4 x 4.25 4 x 107.95 4 x 4.33 4 x 110 4 x 4.50 4 x 114.3 4 x 5.12 4 x 130 4 x 5.51 4 x 140 5 x 4.00 5 x 100 5 x 4.25 5 x 107.95 5 x 4.50 5 x 114.3 5 x 4.53 5 x...
The offset of a wheel is the distance from its hub mounting surface to the centerline of the wheel. The offset can be one of three types (measured in millimeters).* "The offset of a wheel is the distance from its hub mounting surface to the centerline of the wheel." Zero Offset The hub...
Brake Caliper Profile - The shape and size of the brake calipers must fit within the design and shape of the wheel. It may seem obvious, but a wheel is comprised of a hub, spokes and rim. These parts work together to...
Once your new wheels and tires are installed, step back and take a good look. The new, sharper appearance will accent your vehicle splendidly. They look great now; but unfortunately, your wheels are often the dirtiest part of your car because they are constantly exposed to the elements...
When creating a Winter Tire & Wheel Package you can choose either an aftermarket alloy wheel or a steel wheel for your vehicle. Use the descriptions below to help determine the best choice for you. Alloy Wheels Enhance the look of your vehicle Are manufactured to precise standards...
The centerbore of a wheel is the machined opening on the back of the wheel that centers the wheel properly on the hub of a vehicle. This hole is machined to exactly match the hub so the wheels are precisely positioned as the lug hardware is torqued down. Keeping the wheel precisely centered on...
All Wheels Are Round. Or Are They? Though not enforced, there are quality standards to govern the production of wheels. Some countries though, like Germany and Japan, have government regulations requiring aftermarket wheels to meet certain criteria and ensure proper fit. The United States has...
Shop by Vehicle for Tire Pressure Monitoring System (TPMS) Sensors Have you ever seen a vehicle with one or more tires that appear noticeably low on tire pressure? Didn't you want to warn the driver of the situation before that slight inconvenience became a calamity? What if the vehicle with...
Using the Hunter TC3500 mounting machine, optimal matching of the tire alignment relative to the wheel can be done with higher accuracy and help to eliminate vibration problems. The Hunter GSP9700 Road Force measurement balancer road tests the mounted tire and wheel to effectively measure...
Why do we change our tires and wheels? Aside from necessity, most of us do it for performance, comfort and style. But to be sure our tires are performing properly and that we're rolling comfortably and in style, we'll need to correctly install our new tires and wheels. Here's a few tips from us...
Tire Rack's Tire & Wheel Owner's Manual contains tips on installation and care. Download the PDF If you need to download a copy of Adobe's Acrobat Reader it's available free from Adobe for a variety of computer platforms.
Large diameter wheels and wide, low profile tires go together and show up everywhere from America's new car showrooms to its roads, tracks and trails. So whether the vehicle came from the assembly line or was upgraded after it was delivered, Plus Sizing (also called "Inch-Up" sizing in other...
Note: If you bought a Tire and Wheel Package your tires and wheels arrive mounted and balanced and are ready to install on your vehicle. If you are installing the package yourself, please read "Tire & Wheel Package Installation." Also, read "Proper Lug Nuts or Lug Bolts" for additional...
Tire and wheel manufacturers continually develop new manufacturing methods to enhance the uniformity of their products because radial runout, lateral runout, force variation and imbalance can affect a vehicle's ride quality. Match mounting tires on wheels is a process where a tire's installed...
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