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Related Categories: Speed Rating Letters | Speed Ratings Explained | Speed Rating | Lower Speed Rating | H Speed Rating | Tire Load Ratings Chart | Tire Speed Rating | Rating Chart | What Does Z Mean On The Tires | Z Speed Rating

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Tire Tech Information - How to Read Speed Rating, Load Index & Service Descriptions


…ability to manufacturer tires capable of high speeds, none of them recommend the use of their products in excess of legal speed limits. The maximum operating speed of a vehicle must be limited to the lowest speed rated tire on the vehicle. Speed ratings

Related Products: Speed Ratings Explained | Speed Rating Letters | Speed Rating
 

What's in a letter?


…stone up to a (Y) rated tire. Wait a minute!!! Y is higher than Z?? Yes it is! As you can see from the chart on this page, the speed rating letters don't exactly follow the alphabet. With certain vehicles now capable of running well over 150 mph, the need for higher speed ratings was necessary. Now…

Related Products: What Does Z Mean On The Tires | Z Speed Rating | Speed Rating Letters
 

How Does Speed Rating Affect My Tire Choice?


…increase in top speed. Albeit some letters are missing (e.g. U) and not necessarily in alphabetical order, the chart does outline what ratings are appropriate for vehicles. It's important to note that some of the vehicle manufacturers sometimes specify a tire has a higher speed rating than necessary.…

Related Products: Lower Speed Rating | H Speed Rating | Honda Accord
 

Tire Tech Information - Air Pressure/Load Adjustment for High Speed Driving


…order to surpass high speed driving stresses. In order to accomplish this, the tire inflation pressure recommendations and the tire's rated load capacities are customized when speeds exceed 160 km/h (99 mph) for all tires up to and including a V-speed rating, and when speeds exceed 190 km/h (118 mph…

Related Products: Sidewall Deflection | Load Vs Pressure | 91w
 

Tire Tech Information - Tire Size Conversion Chart


…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…

Related Products: Size Calculator | Tire Size Substitution | Tire Size Equivalent Calculator
 

Tire Tech - Air Pressure/Load Adjustment for High Speed Driving H-Speed


…branded on the tire's sidewall. Back to Tech Article Additional Speed Rating Charts R-Speed S-Speed T-Speed U-Speed H-Speed Z-Speed V-Speed W-Speed Y-Speed Home > Tires > Tech > Air Pressure/Load Adjustment for High Speed Driving H-Speed JOIN US GET OUR EMAILS Want to stay on the inside track? Sign up…

Related Products: H Speed Rating | Tire Pressure Chart
 

Tire Test Results : Finding the "Ultra" in Ultra High Performance All-Season Tires


…Finding the "Ultra" in Ultra High Performance All-Season Tires * Test Report * Test Result Charts * Spider Charts * Test Result Video July 26, 2010 Tires tested: Dunlop SP Sport Signature (W- or Y-Speed Rated) (Ultra High Performance All-Season 225/45R17 94W) * What We Liked: Great traction and short…

Related Products: Best Rated All Season Tire | Noise Rating | Best Z Rated Tires
 

Tire Tech Information - Uniform Tire Quality Grade (UTQG) Standards


…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…

Related Products: Treadwear Chart | Treadwear Rating | Treadwear Number
 

TireRack.com - About - Tech Center


…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…

Related Products: Diameter Chart | Snow Chains | Best All Season Tires For Snow And Ice
 

Winter Tech - Air Pressure/Load Adjustment for High Speed Driving


…order to surpass high speed driving stresses. In order to accomplish this, the tire inflation pressure recommendations and the tire's rated load capacities are customized when speeds exceed 160 km/h (99 mph) for all tires up to and including a V-speed rating, and when speeds exceed 190 km/h (118 mph…

Related Products: Tire Pressure Blizzak | Tire Psi Chart | Snow Tire Air Pressure
 

Tire Test Results : BFGoodrich Brings Sport to the High Performance All-Season Tire Category


…high grip levels. And while a tire's speed rating isn't a true performance rating, overall tire performance levels tend to climb or fall with higher or lower speed ratings. High Performance All-Season tires, on the other hand, are H- (or sometimes V-) speed rated, deliver a blend of reasonable road manners…

Related Products: Kumho Ecsta Ast | Yokohama Avid H4s | All Season Comparison
 

Tire Tech Information - Flat Tire Repairs Effect on Speed Rating


Speed Rating Lea esta pgina en espaol How Slow Do You Have to Go? The origin of tire speed ratings can be traced to Europe where they were needed to match high-speed tire durability with the unlimited vehicle speeds permitted on roadways like the German Autobahn. And even though the highest speed limit…

Related Products: Z Speed Rating | Slow Air Leak | Nail Repair
 
Related Categories: Speed Rating Letters | Speed Ratings Explained | Speed Rating | Lower Speed Rating | H Speed Rating | Tire Load Ratings Chart | Tire Speed Rating | Rating Chart | What Does Z Mean On The Tires | Z Speed Rating
 
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