Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/60-14 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.61 (523.6) | 22.76 (578.2) | 2.15 (54.6) 10.4% |
| Width inches (mm) | 5.51 (140) | 6.1 (155) | 0.59 (15) 10.7% |
| Circum. inches (mm) | 64.76 (1644.94) | 71.51 (1816.47) | 6.75 (171.53) 10.4% |
| Sidewall Height inches (mm) | 3.31 (84) | 4.88 (124) | 1.57 (40) 47.6% |
| Revolutions per mile (km) | 978.36 (607.92) | 885.97 (550.52) | -92.39 (-57.41) -9.4% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.09 mph (35.54 km/h) |
| 25 mph (40.23 km/h) | 27.61 mph (44.43 km/h) |
| 30 mph (48.28 km/h) | 33.13 mph (53.32 km/h) |
| 35 mph (56.33 km/h) | 38.65 mph (62.2 km/h) |
| 40 mph (64.37 km/h) | 44.17 mph (71.09 km/h) |
| 45 mph (72.42 km/h) | 49.69 mph (79.97 km/h) |
| 50 mph (80.47 km/h) | 55.21 mph (88.86 km/h) |
| 55 mph (88.51 km/h) | 60.74 mph (97.74 km/h) |
| 60 mph (96.56 km/h) | 66.26 mph (106.63 km/h) |
| 65 mph (104.61 km/h) | 71.78 mph (115.52 km/h) |
| 70 mph (112.65 km/h) | 77.3 mph (124.4 km/h) |
| 75 mph (120.7 km/h) | 82.82 mph (133.29 km/h) |
| 80 mph (128.75 km/h) | 88.34 mph (142.17 km/h) |
| 85 mph (136.79 km/h) | 93.86 mph (151.06 km/h) |
| 90 mph (144.84 km/h) | 99.39 mph (159.95 km/h) |
| 95 mph (152.89 km/h) | 104.91 mph (168.83 km/h) |
| 100 mph (160.93 km/h) | 110.43 mph (177.72 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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