This tyre life remaining reference table shows the tread life remaining for a range of current tread depth values, assuming a new tread depth of 8 mm and a legal minimum tread of 1.6 mm. Every figure is computed with the same engine that powers our Tyre Life Remaining Calculator, so the numbers are exact.
| Current tread depth | Tread life remaining |
|---|---|
| 1 mm | 0.00% |
| 2 mm | 6.25% |
| 3 mm | 21.88% |
| 4 mm | 37.50% |
| 6 mm | 68.75% |
| 8 mm | 100.00% |
| 12 mm | 162.50% |
| 20 mm | 287.50% |
| 28 mm | 412.50% |
| 40 mm | 600.00% |
How to use this table
Find the row closest to your current tread depth and read across to the tread life remaining. For a value between two rows, the real figure sits between them — or enter your exact numbers in the Tyre Life Remaining Calculator for a precise answer.
Need a value that is not in the table? — the Tyre Life Remaining Calculator does it instantly, for free, with the formula and a worked example built in.
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