…168 mph, 270 km/h maximum speed. You can learn more about speed rating and the other letters and numbers on the sidewall of your tire in "How to Read Speed Rating, Load Index & Service Descriptions." Disclaimer: It is important to note that speed ratings only apply to tires that have…
…tire's top speed capability. However, there is almost always a correlation between handling and speed rating since higher performance tires tend to be capable of maintaining higher top speeds for a longer period of time. While this is not always true, in the majority of cases lower speed rated tires…
…91% 40 910 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
…100% 37 1000 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * S-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
…85% 42.5 850 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
…85% 42.5 850 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * Y-Speed Rated Tires
…85% 42.5 850 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires
…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.…
…include the speed rating "in" the tire size (P225/50ZR16) are Z-speed rated tires. In this case, following the two digits used to identify the aspect ratio are the letters ZR to identify the tire's speed rating (Z) and its internal construction (R). Since 1991, all other speed ratings are identified…
…in snow or on ice, or at high speeds in deep standing water, these specially tuned tires combine big-block tread designs with aggressive tread compounds and reinforced internal constructions to emphasize dry road response, traction, handling and high speed capabilities for serious driving…
…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…
…100% 40 1000 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
…100% 37 1000 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * T-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
…100% 38 1000 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * U-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
…100% 39 1000 Note: Never exceed the maximum cold inflation pressure branded on the tire's sidewall. More Speed Rating Charts * R-Speed Rated Tires * S-Speed Rated Tires * T-Speed Rated Tires * H-Speed Rated Tires * Z-Speed Rated Tires * V-Speed Rated Tires * W-Speed Rated Tires * Y-Speed Rated Tires
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