Nov 24, 2020 · Tyre speed ratings explained - find out what speed ratings are, what they mean and how to read the letters on our tyre speed rating chart.

A tire’s speed rating indicates the optimal speed that the tire can safely maintain over time. In short, it’s the fastest speed a tire can handle before it no longer performs as designed.

Learn how to read tire speed ratings and load indexes. Find how how to find tire speed ratings and load index and why they're important when buying new tires.

What is the tire speed rating? The tire speed rating indicates the maximum speed at which a tire can carry its maximum load. On the sidewall of your tire (or the sticker in the driver's door, or the owner’s …

Dec 22, 2025 · What does the speed index on a tire actually mean? Is a higher speed rating always better? Can you choose a different speed rating than your factory tires? How do you read a speed …

Jan 2, 2026 · Explore the complete Tire Speed Rating Chart (A–Y) with a clear speed index table. Learn what each rating letter means, mph & km/h limits.

Nov 13, 2024 · What Is A Tire Speed Rating? A tire speed rating is an alphanumeric symbol assigned to a tire that indicates the maximum speed it can safely sustain over time. While modern vehicles are …