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We've combined hundreds of hours of classroom training, road rides and on-site tire tests with years of both industry and product knowledge into this compilation of feature articles we call "Tire Tech." Everything you've ever wanted to know about tires is here.

Read our complete selection of Winter Tire Tech articles, as well.

Tire Tech

General Tire Information


Breaking In Your Tires

Calculating Approximate Tire Dimensions

Construction Materials

Contact Patch

Corporate Average Fuel Economy (CAFE)

DOT Tire Identification Number (TIN)

Dangers of Mixing Tire Tread Depths

Determining the Age of a Tire

Diagnosing Tire Pull

Diagonal Tread Wear / Tread Scuffing

Driving Through Tire Blowouts

European Union Tire Labeling Regulation

Flat Tire Repair of AIRTEX Advanced Liner

Flat Tire Repairs

Flat Tire Repairs – Past the Point of No Return

Flat Tire Repairs’ Effect on Speed Rating

Flat-Spotted Tires (Due to Brake Lockup/Slide)

Flat-Spotted Tires (Due to Parking/Storage)

Government Tire Approval Marks

How Do I Compare Price vs. Value?

How to Install Your Tire & Wheel Package

How to Read Speed Rating, Load Index & Service Descriptions

Hydroplaning Resistance...What Direction Should Your Tires Go?

Hydroplaning: The Role Tires Play

Load Range/Ply Rating Identification

Manufacturer Tire Aging / Service Life Bulletins

Match Mounting to Enhance Tire & Wheel Uniformity

Matching Tires on Four-Wheel Drive and All-Wheel Drive Vehicles

Measuring Tire Tread Depth with a Coin

Measuring Tire Tread Depth with a Tire Gauge

Mixing Tires

Mounting and Balancing

North American Load and Pressure Markings

Original Equipment (OE) Tires

Original Equipment Tire Designations

P-Metric and Euro-Metric Tire Sizing

Plus Size Wheels and Tires

Porsche N-Specification Tire Approvals

Rubber Cracking

Selecting the Right Tires

Shaving Tire Treads to Maintain Equivalent Tread Depths for Four-Wheel Drive and All-Wheel Drive Vehicles

Sidewall Indentations, Undulations and Protrusions

Sidewall Markings

Sidewall Separations/Bubbles

Spare Tire Extinction?

Spare Tire Use

Spare Tires - Driving on Temporary/Compact Spares

Speedometer Accuracy

State Tire Fees Collected by Tire Rack

Storing Extreme Performance Summer Tires in Cold Temperatures

Storing Tires

Time to Re-Tire Your Truck’s Spare Tire

Tire & Wheel Owner's Manual

Tire & Wheel Package Ride Uniformity Confirmation

Tire Aging – Part #1

Tire Aging – Part #2

Tire Contact with Petrochemicals and Solvents

Tire Cost Analysis

Tire Pressure Monitoring Systems (Direct vs. Indirect)

Tire Pressure Monitoring Systems Servicing

Tire Registration

Tire Replacement

Tire Rolling Resistance Part 1: Understanding Corporate Average Fuel Economy

Tire Rolling Resistance Part 2: Defining Rolling Resistance

Tire Rolling Resistance Part 3: Changes to Expect When Switching from Worn-Out to New Tires

Tire Rotation Instructions

Tire Safety Recalls

Tire Size Conversion Chart

Tire Size Guide

Tire Sizes by Diameter

Tire Specs Explained

Tire Specs Explained: Country of Origin

Tire Specs Explained: Maximum Inflation Pressure

Tire Specs Explained: Maximum Load

Tire Specs Explained: Measuring Rim Width

Tire Specs Explained: Overall Diameter

Tire Specs Explained: Revolutions Per Mile

Tire Specs Explained: Rim Width Range for Street/Highway Tires

Tire Specs Explained: Section Width

Tire Specs Explained: Tread Depth

Tire Specs Explained: Tread Width

Tire Specs: Globalized Standards

Tire Tread Markings

Tire Tread Patterns

Tire Warranties

Tire/Rim Protectors

Trailer Tires vs. Passenger Vehicle Tires

Tramlining: Coping with the Ruts in the Road

Treadlife/Mileage Warranties

Uniform Tire Quality Grade (UTQG) Standards

United Nations Economic Commission for Europe (U.N.E.C.E.)

Vibration Diagnosis Flow Chart

When Should I Replace My Tires?

Where to Install New Pairs of Tires?

White Sidewall Tire Scuffing / Discoloration / Storage

Why Electronic Drivers' Aids and AWD/4WD Systems Aren't Enough (All-Season)

Air Pressure - Tire Inflation

Air Pressure - Correct, Underinflated and Overinflated

Air Pressure vs. Dry Performance

Air Pressure vs. Wet Performance

Air Pressure, Temperature Fluctuations

Air Pressure, Time Fluctuations

Air Pressure/Load Adjustment for High Speed Driving

Air Pressure: When and How to Set

Checking Tire Inflation Pressure

Clearing the Air About Nitrogen Tire Inflation

The Influence of Altitude Changes on Tire Pressure

Tire Valve Types, Components and Uses

We're Checking Who's Checking Spare Tire Pressures

We're Checking Who's Checking Tire Pressures


Bridgestone Ecopia

Bridgestone's UNI-T Technology

Continental Tire EcoPlus+ Technology, EcoPlus or "E" Symbol

Firestone's UNI-T Technology

Goodyear Fuel Max Technology

Michelin Green X

Michelin's C3M Process

Pirelli Campo Prove Pneumatici (Vizzola Ticino)

Pirelli EcoImpact

Pirelli Modular Integrated Robotized System (MIRS)

Light Truck Tire Information

Diameter Comparison of Light Truck Tire Sizes

Dual Tires for Light Truck Use

Light Truck Fitment Formula

Load Reduction of Euro- and P-Metric Tires on Light Trucks

Run-Flat Tire Information

Driving on Flat Run-Flat Tires

Flat Tire Repairs – After Driving on Flat Run-Flat Tires

Mercedes-Benz Original Extended Tires (MOExtended or MOE)

Run-Flat Tires

Tips on Mounting Run-Flat Tires

Competition Tire Information

Air Pressure for Competition Tires

Care and Feeding of BFGoodrich R1, R1 S and Rival

Care and Feeding of the ContiForceContact

Care and Feeding of the Hoosier A6/R6

Care and Feeding of the Kumho Ecsta V710

Care and Feeding of the Michelin Pilot Sport Cup

Care and Feeding of the Pirelli P Zero Corsa

Competition Tire Heat Cycling Service

Getting More Out of Competition Tires

Inconsequential Racing Tire Cosmetic Conditions

Mounting Track & Competition DOT Tires

Shaving Tires for Autocross / Track Use / Competition

Storing Track & Competition DOT Tires in Cold Temperatures

Tire Inspections Between Sessions

Tire Specs Explained: Rim Width Range for Track & Competition Use

Read our complete selection of Winter Tire Tech articles, as well.
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