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 tires, you've come to the right place.
A tire's most important job is to carry the load required of it, and the load range/ply rating branded on the tire's sidewall indicates how much load the tire is designed to carry (at a specific pressure). Whenever changing tire sizes or from one tire type to another, it's important to ensure...
A load index is an assigned numerical value that signifies a tire's maximum load carrying capacity. They're useful to help compare load carrying capacity of different-sized tires, and as you might expect, the higher the tire's load index number, the greater its load carrying capacity. Using the...
All tires generate noise as air flows through their tread grooves and they roll into and out of contact with the road. Tire designers have to balance tread design noise with service-appropriate traction, for example, wild looking tread designs that deliver aggressive off-road traction are more...
Special Trailer (ST) Special Trailer Service (ST) tires are developed specifically for use on travel trailers, pop-up campers, boat trailers and fifth wheel trailers. Designed to deliver on-highway service for towed trailers, ST-sized tires are not intended to be used on cars or light trucks....
Hoosier has developed an R7 and A7 "care and feeding" brochure to help drivers get the best performance out of their Hoosier tires. Download the R7 & A7: Tire Care and Safety Guidelines (PDF)
Michelin Total Performance identifies the company's global strategy of developing tires capable of simultaneously delivering superior levels of performance in the key areas of safety, fuel efficiency, grip, longevity and durability. Through Michelin Total Performance, Michelin is maximizing...
Pre-competition heat cycling of BFGoodrich Comp T/A R1 230 tires has been recommended by Team T/A for several years. This initial low stress tire stretching has been credited with providing longer tire life and more consistent performance. On May 21, 1997, Team T/A conducted tests at...
Before returning a wheel and tire package, please call 888-981-3953 for your Return Authorization Number (RA#).* Please be sure to package your return for shipping as shown in the illustration below. Use the guidelines below to ensure safe delivery. Note: You must have a Return...
The Bridgestone Winter Driving School, located in Steamboat Springs, Colorado, offers a variety of programs for all driving abilities, whether one is a timid novice or a seasoned professional. Beginning in 1982, the Winter Driving School was established and modeled after the great ice driving...
Recommended High Speed Pressure & Load Capacity Adjustments For Y-Speed Rated Tires VehicleTop Speed Required TirePressure Increase Tire Load Capacity% of Branded Maximum Y-Speed Rated Tire35 psi O.E. Example mph km/h psi bar % of value branded on...
Recommended High Speed Pressure & Load Capacity Adjustments For W-Speed Rated Tires VehicleTop Speed Required TirePressure Increase Tire Load Capacity% of Branded Maximum W-Speed Rated Tire35 psi O.E. Example mph km/h psi bar % of value branded on...
Recommended High Speed Pressure & Load Capacity Adjustments For V-Speed Rated Tires VehicleTop Speed Required TirePressure Increase Tire Load Capacity% of Branded Maximum V-Speed Rated Tire35 psi O.E. Example mph km/h psi bar % of value branded on...
Recommended High Speed Pressure & Load Capacity Adjustments For Z-Speed Rated Tires(tire manufacturer must confirm speed capability beyond 149 mph) VehicleTop Speed Required TirePressure Increase Tire Load Capacity% of Branded Maximum Z-Speed Rated Tire35 psi O.E....
Recommended High Speed Pressure & Load Capacity Adjustments For H-Speed Rated Tires VehicleTop Speed Required TirePressure Increase Tire Load Capacity% of Branded Maximum H-Speed Rated Tire35 psi O.E. Example mph km/h psi bar % of value branded on...
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