Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/65-13 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.93 (531.7) | 22.96 (583.1) | 2.02 (51.4) 9.7% |
| Width inches (mm) | 6.1 (155) | 6.89 (175) | 0.79 (20) 12.9% |
| Circum. inches (mm) | 65.76 (1670.38) | 72.12 (1831.86) | 6.36 (161.48) 9.7% |
| Sidewall Height inches (mm) | 3.97 (100.75) | 4.48 (113.75) | 0.51 (13) 12.9% |
| Revolutions per mile (km) | 963.46 (598.66) | 878.53 (545.89) | -84.93 (-52.77) -8.8% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.93 mph (35.3 km/h) |
| 25 mph (40.23 km/h) | 27.42 mph (44.12 km/h) |
| 30 mph (48.28 km/h) | 32.9 mph (52.95 km/h) |
| 35 mph (56.33 km/h) | 38.38 mph (61.77 km/h) |
| 40 mph (64.37 km/h) | 43.87 mph (70.6 km/h) |
| 45 mph (72.42 km/h) | 49.35 mph (79.42 km/h) |
| 50 mph (80.47 km/h) | 54.83 mph (88.25 km/h) |
| 55 mph (88.51 km/h) | 60.32 mph (97.07 km/h) |
| 60 mph (96.56 km/h) | 65.8 mph (105.9 km/h) |
| 65 mph (104.61 km/h) | 71.28 mph (114.72 km/h) |
| 70 mph (112.65 km/h) | 76.77 mph (123.54 km/h) |
| 75 mph (120.7 km/h) | 82.25 mph (132.37 km/h) |
| 80 mph (128.75 km/h) | 87.73 mph (141.19 km/h) |
| 85 mph (136.79 km/h) | 93.22 mph (150.02 km/h) |
| 90 mph (144.84 km/h) | 98.7 mph (158.84 km/h) |
| 95 mph (152.89 km/h) | 104.18 mph (167.67 km/h) |
| 100 mph (160.93 km/h) | 109.67 mph (176.49 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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