Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 115/80-15 | 175/65-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.24 (565) | 22.96 (583.1) | 0.71 (18.1) 3.2% |
| Width inches (mm) | 4.53 (115) | 6.89 (175) | 2.36 (60) 52.2% |
| Circum. inches (mm) | 69.88 (1775) | 72.12 (1831.86) | 2.24 (56.86) 3.2% |
| Sidewall Height inches (mm) | 3.62 (92) | 4.48 (113.75) | 0.86 (21.75) 23.6% |
| Revolutions per mile (km) | 906.67 (563.38) | 878.53 (545.89) | -28.14 (-17.49) -3.1% |
175/65-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.64 mph (33.22 km/h) |
| 25 mph (40.23 km/h) | 25.8 mph (41.52 km/h) |
| 30 mph (48.28 km/h) | 30.96 mph (49.83 km/h) |
| 35 mph (56.33 km/h) | 36.12 mph (58.13 km/h) |
| 40 mph (64.37 km/h) | 41.28 mph (66.44 km/h) |
| 45 mph (72.42 km/h) | 46.44 mph (74.74 km/h) |
| 50 mph (80.47 km/h) | 51.6 mph (83.05 km/h) |
| 55 mph (88.51 km/h) | 56.76 mph (91.35 km/h) |
| 60 mph (96.56 km/h) | 61.92 mph (99.65 km/h) |
| 65 mph (104.61 km/h) | 67.08 mph (107.96 km/h) |
| 70 mph (112.65 km/h) | 72.24 mph (116.26 km/h) |
| 75 mph (120.7 km/h) | 77.4 mph (124.57 km/h) |
| 80 mph (128.75 km/h) | 82.56 mph (132.87 km/h) |
| 85 mph (136.79 km/h) | 87.72 mph (141.18 km/h) |
| 90 mph (144.84 km/h) | 92.88 mph (149.48 km/h) |
| 95 mph (152.89 km/h) | 98.04 mph (157.79 km/h) |
| 100 mph (160.93 km/h) | 103.2 mph (166.09 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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