Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/70-14 | 90/90-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.96 (481.6) | 20.38 (517.6) | 1.42 (36) 7.5% |
| Width inches (mm) | 3.54 (90) | 3.54 (90) | 0 (0) 0% |
| Circum. inches (mm) | 59.57 (1512.99) | 64.02 (1626.09) | 4.45 (113.1) 7.5% |
| Sidewall Height inches (mm) | 2.48 (63) | 3.19 (81) | 0.71 (18) 28.6% |
| Revolutions per mile (km) | 1063.68 (660.94) | 989.7 (614.97) | -73.98 (-45.97) -7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.5 mph (34.59 km/h) |
| 25 mph (40.23 km/h) | 26.87 mph (43.24 km/h) |
| 30 mph (48.28 km/h) | 32.24 mph (51.89 km/h) |
| 35 mph (56.33 km/h) | 37.62 mph (60.54 km/h) |
| 40 mph (64.37 km/h) | 42.99 mph (69.19 km/h) |
| 45 mph (72.42 km/h) | 48.36 mph (77.83 km/h) |
| 50 mph (80.47 km/h) | 53.74 mph (86.48 km/h) |
| 55 mph (88.51 km/h) | 59.11 mph (95.13 km/h) |
| 60 mph (96.56 km/h) | 64.49 mph (103.78 km/h) |
| 65 mph (104.61 km/h) | 69.86 mph (112.43 km/h) |
| 70 mph (112.65 km/h) | 75.23 mph (121.08 km/h) |
| 75 mph (120.7 km/h) | 80.61 mph (129.72 km/h) |
| 80 mph (128.75 km/h) | 85.98 mph (138.37 km/h) |
| 85 mph (136.79 km/h) | 91.35 mph (147.02 km/h) |
| 90 mph (144.84 km/h) | 96.73 mph (155.67 km/h) |
| 95 mph (152.89 km/h) | 102.1 mph (164.32 km/h) |
| 100 mph (160.93 km/h) | 107.48 mph (172.96 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
