Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/60-13 | 175/80-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.27 (540.2) | 24.02 (610.2) | 2.76 (70) 13% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 66.81 (1697.09) | 75.47 (1917) | 8.66 (219.91) 13% |
| Sidewall Height inches (mm) | 4.13 (105) | 5.51 (140) | 1.38 (35) 33.3% |
| Revolutions per mile (km) | 948.3 (589.24) | 839.51 (521.65) | -108.79 (-67.6) -11.5% |
175/80-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.59 mph (36.36 km/h) |
| 25 mph (40.23 km/h) | 28.24 mph (45.45 km/h) |
| 30 mph (48.28 km/h) | 33.89 mph (54.54 km/h) |
| 35 mph (56.33 km/h) | 39.54 mph (63.63 km/h) |
| 40 mph (64.37 km/h) | 45.18 mph (72.72 km/h) |
| 45 mph (72.42 km/h) | 50.83 mph (81.81 km/h) |
| 50 mph (80.47 km/h) | 56.48 mph (90.89 km/h) |
| 55 mph (88.51 km/h) | 62.13 mph (99.98 km/h) |
| 60 mph (96.56 km/h) | 67.77 mph (109.07 km/h) |
| 65 mph (104.61 km/h) | 73.42 mph (118.16 km/h) |
| 70 mph (112.65 km/h) | 79.07 mph (127.25 km/h) |
| 75 mph (120.7 km/h) | 84.72 mph (136.34 km/h) |
| 80 mph (128.75 km/h) | 90.37 mph (145.43 km/h) |
| 85 mph (136.79 km/h) | 96.01 mph (154.52 km/h) |
| 90 mph (144.84 km/h) | 101.66 mph (163.61 km/h) |
| 95 mph (152.89 km/h) | 107.31 mph (172.7 km/h) |
| 100 mph (160.93 km/h) | 112.96 mph (181.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2136 | 2482 | 2673 | 2791 | 2918 | 3009 | 3109 | 3227 | 3391 | 3555 | 3736 | 3882 | 4146 | 4436 | 4664 | 4809 | 4891 | 5191 | 5609 | 6518 |
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