Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/70-13 | 155/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.65 (575.2) | 22.76 (578.2) | 0.12 (3) 0.5% |
| Width inches (mm) | 6.89 (175) | 6.1 (155) | -0.79 (-20) -11.4% |
| Circum. inches (mm) | 71.14 (1807.04) | 71.51 (1816.47) | 0.37 (9.42) 0.5% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 4.88 (124) | 0.06 (1.5) 1.2% |
| Revolutions per mile (km) | 890.59 (553.39) | 885.97 (550.52) | -4.62 (-2.87) -0.5% |
155/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.1 mph (32.35 km/h) |
| 25 mph (40.23 km/h) | 25.13 mph (40.44 km/h) |
| 30 mph (48.28 km/h) | 30.16 mph (48.53 km/h) |
| 35 mph (56.33 km/h) | 35.18 mph (56.62 km/h) |
| 40 mph (64.37 km/h) | 40.21 mph (64.71 km/h) |
| 45 mph (72.42 km/h) | 45.23 mph (72.8 km/h) |
| 50 mph (80.47 km/h) | 50.26 mph (80.89 km/h) |
| 55 mph (88.51 km/h) | 55.29 mph (88.98 km/h) |
| 60 mph (96.56 km/h) | 60.31 mph (97.06 km/h) |
| 65 mph (104.61 km/h) | 65.34 mph (105.15 km/h) |
| 70 mph (112.65 km/h) | 70.37 mph (113.24 km/h) |
| 75 mph (120.7 km/h) | 75.39 mph (121.33 km/h) |
| 80 mph (128.75 km/h) | 80.42 mph (129.42 km/h) |
| 85 mph (136.79 km/h) | 85.44 mph (137.51 km/h) |
| 90 mph (144.84 km/h) | 90.47 mph (145.6 km/h) |
| 95 mph (152.89 km/h) | 95.5 mph (153.69 km/h) |
| 100 mph (160.93 km/h) | 100.52 mph (161.77 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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