Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/75-14 | 215/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.93 (633.1) | 26.7 (678.1) | 1.77 (45) 7.1% |
| Width inches (mm) | 7.28 (185) | 8.46 (215) | 1.18 (30) 16.2% |
| Circum. inches (mm) | 78.3 (1988.94) | 83.87 (2130.31) | 5.57 (141.37) 7.1% |
| Sidewall Height inches (mm) | 5.46 (138.75) | 6.35 (161.25) | 0.89 (22.5) 16.2% |
| Revolutions per mile (km) | 809.15 (502.78) | 755.45 (469.41) | -53.7 (-33.37) -6.6% |
215/75-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.42 mph (34.47 km/h) |
| 25 mph (40.23 km/h) | 26.78 mph (43.09 km/h) |
| 30 mph (48.28 km/h) | 32.13 mph (51.71 km/h) |
| 35 mph (56.33 km/h) | 37.49 mph (60.33 km/h) |
| 40 mph (64.37 km/h) | 42.84 mph (68.95 km/h) |
| 45 mph (72.42 km/h) | 48.2 mph (77.57 km/h) |
| 50 mph (80.47 km/h) | 53.55 mph (86.19 km/h) |
| 55 mph (88.51 km/h) | 58.91 mph (94.81 km/h) |
| 60 mph (96.56 km/h) | 64.26 mph (103.42 km/h) |
| 65 mph (104.61 km/h) | 69.62 mph (112.04 km/h) |
| 70 mph (112.65 km/h) | 74.98 mph (120.66 km/h) |
| 75 mph (120.7 km/h) | 80.33 mph (129.28 km/h) |
| 80 mph (128.75 km/h) | 85.69 mph (137.9 km/h) |
| 85 mph (136.79 km/h) | 91.04 mph (146.52 km/h) |
| 90 mph (144.84 km/h) | 96.4 mph (155.14 km/h) |
| 95 mph (152.89 km/h) | 101.75 mph (163.76 km/h) |
| 100 mph (160.93 km/h) | 107.11 mph (172.37 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1922 | 2233 | 2405 | 2511 | 2626 | 2708 | 2798 | 2904 | 3051 | 3199 | 3362 | 3493 | 3730 | 3992 | 4197 | 4328 | 4401 | 4671 | 5048 | 5866 |
Better Fuel Economy Factory Ratios Increased Power
