Wheel Guides
Fitment specs without the jargon. Short, honest guides to everything you need to know before buying a set of wheels.
13 articles
All Guides
What Is Wheel Offset, and Why Does It Matter?
Offset is one of those specs that sounds intimidating but is actually simple once you see it. Get it right and your wheels sit flush and clean. Get it wrong and you're rubbing fenders or fouling calipers.
Read guide →Bolt Patterns Explained: Find the Right Wheel Bolt Pattern for Your Car
Your bolt pattern is the single most important wheel fitment spec. Get it wrong and the wheel simply won't mount. Here's how to read it, find yours, and what hub bore means on top of it.
Read guide →Staggered Wheel Setups: What They Are and When They Make Sense
A staggered fitment puts wider wheels on the rear than the front. It's a performance and aesthetic choice, not just a style flex, and it has real trade-offs worth knowing before you buy.
Read guide →Hub-Centric Rings: What They Are and Whether You Need One
Hub-centric rings are small, cheap, and frequently overlooked. If your new wheels have a larger centre bore than your hub, you need one. Skipping it can cause vibration you'll feel at 70 mph.
Read guide →Wheel Backspacing Explained: How It Relates to Offset and Why It Matters
Backspacing is the American counterpart to offset: same geometry, different units and reference point. Understanding both means you'll never have to guess whether a wheel clears your inner suspension.
Read guide →How to Measure Bolt Pattern: A Step-by-Step Guide
Measuring a bolt pattern isn't hard, but the technique differs by lug count, and getting it wrong by even a millimetre means a wheel that won't mount. Here's exactly how to do it.
Read guide →Plus-Sizing Wheels: How Much Bigger Can You Go?
Bigger wheels look great, but "bigger" only works if the tire shrinks to match. Here's the plus-sizing math that keeps your speedometer honest and your fenders rub-free.
Read guide →Do Wheel Spacers Work? Are They Safe?
Wheel spacers get a bad reputation online, and some of it is deserved. Here's what a spacer actually does, when it's a legitimate tool, and when you're better off just buying the right wheel.
Read guide →How to Read a Tire Size: Decoding 255/45R18
A tire size looks like a code because it basically is one. Once you know what each segment means, you can read any sidewall and know exactly what you're looking at.
Read guide →Truck Wheel Fitment: What Size Wheels Actually Fit Your Truck
Truck fitment plays by different rules than a sedan. Offset, backspacing, and bolt pattern all matter more once you've lifted or leveled, and the margin for error is smaller than people think.
Read guide →Do Bigger Wheels Affect Gas Mileage and Ride Quality?
Bigger wheels change more than your car's looks. Here's what actually happens to your mileage, your ride, and your car's behavior when you size up, and how much of it is avoidable.
Read guide →Steel vs Alloy Wheels: Which Should You Buy?
Steel and alloy wheels solve the same job in very different ways. One bends, the other cracks. One rusts, the other corrodes. Here's an honest breakdown of which makes sense for your car.
Read guide →TPMS and Aftermarket Wheels: What You Need to Know
TPMS is the one system that quietly rides along with every wheel swap, and it's easy to overlook until a warning light shows up. Here's what it is, when you need new sensors, and what it costs to get right.
Read guide →Free Tool
Wheel Fitment Calculator
Check if new wheels will fit, convert offset to backspacing, and compare tire sizes. Instant math, no account needed.
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Bolt Pattern Reference
Look up bolt patterns by vehicle or by PCD. Every common pattern in one place.
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Tire Size Calculator
Compare two tire sizes side by side: overall diameter, sidewall, revs per mile, and speedometer error.
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Lug Nut Torque Chart
Typical torque specs by thread size and vehicle type, plus how to torque wheels correctly.
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Rim Size Chart
Wheel diameters and widths, what fits what, and how wheel width maps to tire size.
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Wheel and Tire Glossary
Every wheel and tire term in plain English, from offset and bolt pattern to poke and plus-sizing.
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Bolt Pattern Cross-Reference
Pick a bolt pattern or your vehicle and see every model that shares it, with a clear note on what is not interchangeable.
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