Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/60-13 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.27 (540.2) | 22.76 (578.2) | 1.5 (38) 7% |
| Width inches (mm) | 6.89 (175) | 6.1 (155) | -0.79 (-20) -11.4% |
| Circum. inches (mm) | 66.81 (1697.09) | 71.51 (1816.47) | 4.7 (119.38) 7% |
| Sidewall Height inches (mm) | 4.13 (105) | 4.88 (124) | 0.75 (19) 18.1% |
| Revolutions per mile (km) | 948.3 (589.24) | 885.97 (550.52) | -62.32 (-38.73) -6.6% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.41 mph (34.45 km/h) |
| 25 mph (40.23 km/h) | 26.76 mph (43.06 km/h) |
| 30 mph (48.28 km/h) | 32.11 mph (51.68 km/h) |
| 35 mph (56.33 km/h) | 37.46 mph (60.29 km/h) |
| 40 mph (64.37 km/h) | 42.81 mph (68.9 km/h) |
| 45 mph (72.42 km/h) | 48.17 mph (77.51 km/h) |
| 50 mph (80.47 km/h) | 53.52 mph (86.13 km/h) |
| 55 mph (88.51 km/h) | 58.87 mph (94.74 km/h) |
| 60 mph (96.56 km/h) | 64.22 mph (103.35 km/h) |
| 65 mph (104.61 km/h) | 69.57 mph (111.97 km/h) |
| 70 mph (112.65 km/h) | 74.92 mph (120.58 km/h) |
| 75 mph (120.7 km/h) | 80.28 mph (129.19 km/h) |
| 80 mph (128.75 km/h) | 85.63 mph (137.8 km/h) |
| 85 mph (136.79 km/h) | 90.98 mph (146.42 km/h) |
| 90 mph (144.84 km/h) | 96.33 mph (155.03 km/h) |
| 95 mph (152.89 km/h) | 101.68 mph (163.64 km/h) |
| 100 mph (160.93 km/h) | 107.03 mph (172.26 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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