Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/70-15 | 255/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.06 (738) | 27.05 (687) | -2.01 (-51) -6.9% |
| Width inches (mm) | 10.04 (255) | 10.04 (255) | 0 (0) 0% |
| Circum. inches (mm) | 91.28 (2318.5) | 84.97 (2158.27) | -6.31 (-160.22) -6.9% |
| Sidewall Height inches (mm) | 7.03 (178.5) | 6.02 (153) | -1 (-25.5) -14.3% |
| Revolutions per mile (km) | 694.13 (431.31) | 745.66 (463.33) | 51.53 (32.02) 7.4% |
255/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.62 mph (29.96 km/h) |
| 25 mph (40.23 km/h) | 23.27 mph (37.45 km/h) |
| 30 mph (48.28 km/h) | 27.93 mph (44.94 km/h) |
| 35 mph (56.33 km/h) | 32.58 mph (52.43 km/h) |
| 40 mph (64.37 km/h) | 37.24 mph (59.93 km/h) |
| 45 mph (72.42 km/h) | 41.89 mph (67.42 km/h) |
| 50 mph (80.47 km/h) | 46.54 mph (74.91 km/h) |
| 55 mph (88.51 km/h) | 51.2 mph (82.4 km/h) |
| 60 mph (96.56 km/h) | 55.85 mph (89.89 km/h) |
| 65 mph (104.61 km/h) | 60.51 mph (97.38 km/h) |
| 70 mph (112.65 km/h) | 65.16 mph (104.87 km/h) |
| 75 mph (120.7 km/h) | 69.82 mph (112.36 km/h) |
| 80 mph (128.75 km/h) | 74.47 mph (119.85 km/h) |
| 85 mph (136.79 km/h) | 79.13 mph (127.34 km/h) |
| 90 mph (144.84 km/h) | 83.78 mph (134.83 km/h) |
| 95 mph (152.89 km/h) | 88.43 mph (142.32 km/h) |
| 100 mph (160.93 km/h) | 93.09 mph (149.81 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1898 | 2204 | 2374 | 2479 | 2592 | 2673 | 2762 | 2867 | 3012 | 3157 | 3319 | 3448 | 3682 | 3940 | 4142 | 4272 | 4344 | 4611 | 4982 | 5790 |
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