Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/65-14 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.42 (544.1) | 22.96 (583.1) | 1.54 (39) 7.2% |
| Width inches (mm) | 5.71 (145) | 6.89 (175) | 1.18 (30) 20.7% |
| Circum. inches (mm) | 67.3 (1709.34) | 72.12 (1831.86) | 4.82 (122.52) 7.2% |
| Sidewall Height inches (mm) | 3.71 (94.25) | 4.48 (113.75) | 0.77 (19.5) 20.7% |
| Revolutions per mile (km) | 941.5 (585.02) | 878.53 (545.89) | -62.97 (-39.13) -6.7% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.43 mph (34.49 km/h) |
| 25 mph (40.23 km/h) | 26.79 mph (43.12 km/h) |
| 30 mph (48.28 km/h) | 32.15 mph (51.74 km/h) |
| 35 mph (56.33 km/h) | 37.51 mph (60.36 km/h) |
| 40 mph (64.37 km/h) | 42.87 mph (68.99 km/h) |
| 45 mph (72.42 km/h) | 48.23 mph (77.61 km/h) |
| 50 mph (80.47 km/h) | 53.58 mph (86.24 km/h) |
| 55 mph (88.51 km/h) | 58.94 mph (94.86 km/h) |
| 60 mph (96.56 km/h) | 64.3 mph (103.48 km/h) |
| 65 mph (104.61 km/h) | 69.66 mph (112.11 km/h) |
| 70 mph (112.65 km/h) | 75.02 mph (120.73 km/h) |
| 75 mph (120.7 km/h) | 80.38 mph (129.35 km/h) |
| 80 mph (128.75 km/h) | 85.73 mph (137.98 km/h) |
| 85 mph (136.79 km/h) | 91.09 mph (146.6 km/h) |
| 90 mph (144.84 km/h) | 96.45 mph (155.22 km/h) |
| 95 mph (152.89 km/h) | 101.81 mph (163.85 km/h) |
| 100 mph (160.93 km/h) | 107.17 mph (172.47 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2236 | 2597 | 2797 | 2921 | 3054 | 3149 | 3254 | 3377 | 3549 | 3720 | 3910 | 4062 | 4338 | 4643 | 4880 | 5033 | 5118 | 5432 | 5870 | 6821 |
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