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Understanding Tyre Markings: What Every Driver Should Know

Ever wondered what the numbers and letters on your tyre sidewalls mean? This easy-to-follow presentation explains how to read tyre markings and why every driver should understand them. Learn how to decode tyre size, load index, speed rating, and other important symbols to make safer, smarter decisions when buying or replacing tyres.

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Understanding Tyre Markings: What Every Driver Should Know

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  1. Understanding Tyre Markings: What Every Driver Should Know Make informed choices for safer driving Source: www.birlatyres.com

  2. Why Tyre Markings Matter Tyre markings aren’t just numbers — they tell you about your tyre’s size, load, speed, and safety features. Knowing them helps you: • Choose the right tyre • Drive safely • Avoid legal or insurance issues

  3. Tyre Marking Example: 225/50 R17 94H Let’s decode what this means. • 225 – Tyre width in mm • 50 – Aspect ratio (sidewall height as % of width) • R – Radial construction • 17 – Rim diameter (in inches)

  4. Load Index & Speed Rating Match both load & speed specs to your driving needs.

  5. Other Important Markings • DOT – Date of manufacture • M+S / 3PMSF – Winter tyre symbols • XL / RF – Extra load or Run-flat tyres • TWI – Tread Wear Indicator (safety wear limit)

  6. Quick Safety Tip 🚗 Always match tyres to your car’s specs 📅 Check the DOT code – don’t buy old stock 🧰 Keep tyre pressure in check for longevity 🌡️ Use seasonal tyres for better grip and control 🛞 Rotate tyres regularly for even wear

  7. Get in Touch Birla Tyres (Unit Birla Tyre) 23A, Netaji Shubhas Road, 8th Floor, Suite No. 15, Kolkata - 700 001 033 2230 9953 info@birlatyre.com

  8. Thank You! Drive smart, stay safe.

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