Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/50-15 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.89 (556) | 22.96 (583.1) | 1.07 (27.1) 4.9% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 68.77 (1746.73) | 72.12 (1831.86) | 3.35 (85.14) 4.9% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 4.48 (113.75) | 1.03 (26.25) 30% |
| Revolutions per mile (km) | 921.35 (572.5) | 878.53 (545.89) | -42.82 (-26.61) -4.6% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.97 mph (33.76 km/h) |
| 25 mph (40.23 km/h) | 26.22 mph (42.19 km/h) |
| 30 mph (48.28 km/h) | 31.46 mph (50.63 km/h) |
| 35 mph (56.33 km/h) | 36.71 mph (59.07 km/h) |
| 40 mph (64.37 km/h) | 41.95 mph (67.51 km/h) |
| 45 mph (72.42 km/h) | 47.19 mph (75.95 km/h) |
| 50 mph (80.47 km/h) | 52.44 mph (84.39 km/h) |
| 55 mph (88.51 km/h) | 57.68 mph (92.83 km/h) |
| 60 mph (96.56 km/h) | 62.92 mph (101.27 km/h) |
| 65 mph (104.61 km/h) | 68.17 mph (109.71 km/h) |
| 70 mph (112.65 km/h) | 73.41 mph (118.15 km/h) |
| 75 mph (120.7 km/h) | 78.66 mph (126.58 km/h) |
| 80 mph (128.75 km/h) | 83.9 mph (135.02 km/h) |
| 85 mph (136.79 km/h) | 89.14 mph (143.46 km/h) |
| 90 mph (144.84 km/h) | 94.39 mph (151.9 km/h) |
| 95 mph (152.89 km/h) | 99.63 mph (160.34 km/h) |
| 100 mph (160.93 km/h) | 104.87 mph (168.78 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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