Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/60-13 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.85 (504.2) | 22.76 (578.2) | 2.91 (74) 14.7% |
| Width inches (mm) | 5.71 (145) | 6.1 (155) | 0.39 (10) 6.9% |
| Circum. inches (mm) | 62.36 (1583.99) | 71.51 (1816.47) | 9.15 (232.48) 14.7% |
| Sidewall Height inches (mm) | 3.43 (87) | 4.88 (124) | 1.46 (37) 42.5% |
| Revolutions per mile (km) | 1016.01 (631.32) | 885.97 (550.52) | -130.03 (-80.8) -12.8% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.94 mph (36.91 km/h) |
| 25 mph (40.23 km/h) | 28.67 mph (46.14 km/h) |
| 30 mph (48.28 km/h) | 34.4 mph (55.37 km/h) |
| 35 mph (56.33 km/h) | 40.14 mph (64.59 km/h) |
| 40 mph (64.37 km/h) | 45.87 mph (73.82 km/h) |
| 45 mph (72.42 km/h) | 51.6 mph (83.05 km/h) |
| 50 mph (80.47 km/h) | 57.34 mph (92.28 km/h) |
| 55 mph (88.51 km/h) | 63.07 mph (101.51 km/h) |
| 60 mph (96.56 km/h) | 68.81 mph (110.73 km/h) |
| 65 mph (104.61 km/h) | 74.54 mph (119.96 km/h) |
| 70 mph (112.65 km/h) | 80.27 mph (129.19 km/h) |
| 75 mph (120.7 km/h) | 86.01 mph (138.42 km/h) |
| 80 mph (128.75 km/h) | 91.74 mph (147.64 km/h) |
| 85 mph (136.79 km/h) | 97.48 mph (156.87 km/h) |
| 90 mph (144.84 km/h) | 103.21 mph (166.1 km/h) |
| 95 mph (152.89 km/h) | 108.94 mph (175.33 km/h) |
| 100 mph (160.93 km/h) | 114.68 mph (184.55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2255 | 2619 | 2821 | 2945 | 3080 | 3176 | 3281 | 3406 | 3579 | 3751 | 3943 | 4097 | 4375 | 4682 | 4922 | 5075 | 5162 | 5478 | 5920 | 6879 |
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