Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/80-14 | 195/80-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 26.28 (667.6) | 0.63 (16) 2.5% |
| Width inches (mm) | 7.28 (185) | 7.68 (195) | 0.39 (10) 5.4% |
| Circum. inches (mm) | 80.59 (2047.06) | 82.57 (2097.33) | 1.98 (50.27) 2.5% |
| Sidewall Height inches (mm) | 5.83 (148) | 6.14 (156) | 0.31 (8) 5.4% |
| Revolutions per mile (km) | 786.17 (488.5) | 767.33 (476.8) | -18.84 (-11.71) -2.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.49 mph (32.98 km/h) |
| 25 mph (40.23 km/h) | 25.61 mph (41.22 km/h) |
| 30 mph (48.28 km/h) | 30.74 mph (49.47 km/h) |
| 35 mph (56.33 km/h) | 35.86 mph (57.71 km/h) |
| 40 mph (64.37 km/h) | 40.98 mph (65.95 km/h) |
| 45 mph (72.42 km/h) | 46.1 mph (74.2 km/h) |
| 50 mph (80.47 km/h) | 51.23 mph (82.44 km/h) |
| 55 mph (88.51 km/h) | 56.35 mph (90.69 km/h) |
| 60 mph (96.56 km/h) | 61.47 mph (98.93 km/h) |
| 65 mph (104.61 km/h) | 66.6 mph (107.18 km/h) |
| 70 mph (112.65 km/h) | 71.72 mph (115.42 km/h) |
| 75 mph (120.7 km/h) | 76.84 mph (123.66 km/h) |
| 80 mph (128.75 km/h) | 81.96 mph (131.91 km/h) |
| 85 mph (136.79 km/h) | 87.09 mph (140.15 km/h) |
| 90 mph (144.84 km/h) | 92.21 mph (148.4 km/h) |
| 95 mph (152.89 km/h) | 97.33 mph (156.64 km/h) |
| 100 mph (160.93 km/h) | 102.46 mph (164.89 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
