Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/70-15 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.65 (626) | 22.96 (583.1) | -1.69 (-42.9) -6.9% |
| Width inches (mm) | 6.89 (175) | 6.89 (175) | 0 (0) 0% |
| Circum. inches (mm) | 77.43 (1966.64) | 72.12 (1831.86) | -5.31 (-134.77) -6.9% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 4.48 (113.75) | -0.34 (-8.75) -7.1% |
| Revolutions per mile (km) | 818.32 (508.48) | 878.53 (545.89) | 60.21 (37.41) 7.4% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.63 mph (29.98 km/h) |
| 25 mph (40.23 km/h) | 23.29 mph (37.48 km/h) |
| 30 mph (48.28 km/h) | 27.94 mph (44.97 km/h) |
| 35 mph (56.33 km/h) | 32.6 mph (52.47 km/h) |
| 40 mph (64.37 km/h) | 37.26 mph (59.96 km/h) |
| 45 mph (72.42 km/h) | 41.92 mph (67.46 km/h) |
| 50 mph (80.47 km/h) | 46.57 mph (74.95 km/h) |
| 55 mph (88.51 km/h) | 51.23 mph (82.45 km/h) |
| 60 mph (96.56 km/h) | 55.89 mph (89.94 km/h) |
| 65 mph (104.61 km/h) | 60.55 mph (97.44 km/h) |
| 70 mph (112.65 km/h) | 65.2 mph (104.93 km/h) |
| 75 mph (120.7 km/h) | 69.86 mph (112.43 km/h) |
| 80 mph (128.75 km/h) | 74.52 mph (119.92 km/h) |
| 85 mph (136.79 km/h) | 79.17 mph (127.42 km/h) |
| 90 mph (144.84 km/h) | 83.83 mph (134.92 km/h) |
| 95 mph (152.89 km/h) | 88.49 mph (142.41 km/h) |
| 100 mph (160.93 km/h) | 93.15 mph (149.91 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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