The letter is your speed rating, but what we're interested ... to a given weight on the load index chart. The higher the number, the more weight a tire can carry. When multiplied by four, your ...

NASCAR.com and partners Racing Insights set to bring data, analysis that goes beyond the official race results with analytics ...

Pirelli is expanding its Scorpion family with the launch of the Scorpion XTM AT, an all-terrain tire built specifically for ...

Discover how tire speed ratings impact safety, performance, and your driving experience. Learn what each rating means before ...

Well, it's certainly starting to look that way, thanks to the Michelin CrossClimate 2 All-Weather tires. I installed these tires on my car last spring ... to enhance speed and handling ...

One part of the string of information on the side of your car's tires is the load index, which is critical for your safety. Here's why it's important.

Long-Run Speed: Evaluates tire ... chart provides a glimpse at the top 10 finishers from Sunday’s race at Homestead-Miami Speedway, showing where each of those drivers ranked among the 37-car ...