Yes, and the bigger the tire, the bigger the error. Here's the math on how taller tires throw off your speedometer and odometer, plus how to recalibrate.
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On dry pavement, a smooth tire actually grips better. So why does every street tire have grooves? Here's what tread really does, straight from the shop.
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Tires start out a milky off-white. Carbon black is what turns them black, and it does far more than set the color. Here's the real reason, from the shop.
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You've heard one pound of unsprung weight equals ten of sprung. Is that true? Here's what unsprung weight really is, why it matters, and where the folklore falls apart.
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The honest answer isn't a logo. Dennis breaks down the spec-sheet red flags that separate a tire to avoid from a legit value brand.
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Dennis Feldman walks through how heat, load, age, and inflation silently de-rate your tire's speed capacity below the sidewall number — with the engineering math.
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The five off-road wheel brands that lead the field in 2026 — Method, Fuel, Black Rhino, American Racing, and Fifteen52. What each does best.
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That empty water bottle against a car tire isn't a coincidence. It's a carjacking scam — here's how it works and exactly what to do.
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Learn how to break in new tires properly with expert tips on the 500-mile break-in period, why new tires feel slippery, and how to maximize tread life.
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Discover how cruise control works from a physics perspective. Learn about standard and adaptive systems, choosing the right features, and optimizing fuel efficiency.
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Tariffs are driving tire prices up 10–25%. Learn why it's happening, which countries are affected most, and smart strategies to save on your next tire purchase.
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Discover what squatted trucks are, their Baja racing origins, safety concerns, and current legal status across US states with bans and penalties explained.
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Discover the 8+ key tire components and how they work together. Expert diagrams show tread, sidewall, bead, plies & materials for peak performance.
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Learn how long tires last, key factors affecting lifespan, and when to replace them. Expert tips for maximizing tire life and safety.
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Bridgestone vs Michelin: Compare performance, durability, pricing, and warranties to find the best premium tire for your driving needs and budget.
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Discover the 5 main alloy wheel types—cast, forged, one-piece, two-piece, and carbon fiber. Learn which delivers best performance for your ride and budget.
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Discover what "wheels" means in slang—from cars and speed to charm and mental activity. Learn 6 key meanings and popular phrases in this complete guide.
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Discover which wheel brands deliver real performance. We tested Enkei, Konig, American Racing, Fuel, and Motegi to find the best quality wheels for your ride.
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Tire prices range from $50 to $1,000+. Discover the hidden factors that determine true tire value and what you should actually pay for quality tires.
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Learn the 3% rule for tires and why staying within this threshold matters for vehicle safety, speedometer accuracy, and performance. Expert tire sizing guidance.
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Learn the critical 195-200°F tire temperature threshold and proven prevention strategies. Discover how to spot dangerous heat buildup before blowouts occur.
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Learn exactly which tires fit your car—how to read tire size, use your door-jamb placard, plus/minus sizing, load index, speed ratings, and wheel fitment—backed by Performance Plus Tire’s fitment expertise.
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Discover the 11 most popular tire types and find the perfect match for your vehicle. From all-season to ultra-high-performance, we break down features, pros, cons, and best uses.
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2025 winter tire tech decoded: silica compounds, 3D sipes, EV-ready designs, and 3PMSF/Ice Grip standards—so you stop sooner and stay in control.
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Classic car tires age from the inside out—learn when to replace them, how to read DOT codes, spot dry rot, and stay safe with our simple checklist.
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