Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/70-13 | 195/80-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.65 (575.2) | 26.28 (667.6) | 3.64 (92.4) 16.1% |
| Width inches (mm) | 6.89 (175) | 7.68 (195) | 0.79 (20) 11.4% |
| Circum. inches (mm) | 71.14 (1807.04) | 82.57 (2097.33) | 11.43 (290.28) 16.1% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 6.14 (156) | 1.32 (33.5) 27.3% |
| Revolutions per mile (km) | 890.59 (553.39) | 767.33 (476.8) | -123.26 (-76.59) -13.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.21 mph (37.36 km/h) |
| 25 mph (40.23 km/h) | 29.02 mph (46.7 km/h) |
| 30 mph (48.28 km/h) | 34.82 mph (56.04 km/h) |
| 35 mph (56.33 km/h) | 40.62 mph (65.38 km/h) |
| 40 mph (64.37 km/h) | 46.43 mph (74.71 km/h) |
| 45 mph (72.42 km/h) | 52.23 mph (84.05 km/h) |
| 50 mph (80.47 km/h) | 58.03 mph (93.39 km/h) |
| 55 mph (88.51 km/h) | 63.84 mph (102.73 km/h) |
| 60 mph (96.56 km/h) | 69.64 mph (112.07 km/h) |
| 65 mph (104.61 km/h) | 75.44 mph (121.41 km/h) |
| 70 mph (112.65 km/h) | 81.24 mph (130.75 km/h) |
| 75 mph (120.7 km/h) | 87.05 mph (140.09 km/h) |
| 80 mph (128.75 km/h) | 92.85 mph (149.43 km/h) |
| 85 mph (136.79 km/h) | 98.65 mph (158.77 km/h) |
| 90 mph (144.84 km/h) | 104.46 mph (168.11 km/h) |
| 95 mph (152.89 km/h) | 110.26 mph (177.45 km/h) |
| 100 mph (160.93 km/h) | 116.06 mph (186.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1953 | 2268 | 2443 | 2551 | 2667 | 2750 | 2842 | 2950 | 3099 | 3249 | 3415 | 3548 | 3789 | 4055 | 4263 | 4396 | 4470 | 4745 | 5127 | 5958 |
Better Fuel Economy Factory Ratios Increased Power
