Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/70-10 | 70/75-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 14.96 (380) | 14.13 (359) | -0.83 (-21) -5.5% |
| Width inches (mm) | 3.54 (90) | 2.76 (70) | -0.79 (-20) -22.2% |
| Circum. inches (mm) | 47 (1193.81) | 44.4 (1127.83) | -2.6 (-65.97) -5.5% |
| Sidewall Height inches (mm) | 2.48 (63) | 2.07 (52.5) | -0.41 (-10.5) -16.7% |
| Revolutions per mile (km) | 1348.08 (837.66) | 1426.94 (886.66) | 78.86 (49) 5.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.89 mph (30.41 km/h) |
| 25 mph (40.23 km/h) | 23.62 mph (38.01 km/h) |
| 30 mph (48.28 km/h) | 28.34 mph (45.61 km/h) |
| 35 mph (56.33 km/h) | 33.07 mph (53.21 km/h) |
| 40 mph (64.37 km/h) | 37.79 mph (60.82 km/h) |
| 45 mph (72.42 km/h) | 42.51 mph (68.42 km/h) |
| 50 mph (80.47 km/h) | 47.24 mph (76.02 km/h) |
| 55 mph (88.51 km/h) | 51.96 mph (83.62 km/h) |
| 60 mph (96.56 km/h) | 56.68 mph (91.22 km/h) |
| 65 mph (104.61 km/h) | 61.41 mph (98.83 km/h) |
| 70 mph (112.65 km/h) | 66.13 mph (106.43 km/h) |
| 75 mph (120.7 km/h) | 70.86 mph (114.03 km/h) |
| 80 mph (128.75 km/h) | 75.58 mph (121.63 km/h) |
| 85 mph (136.79 km/h) | 80.3 mph (129.23 km/h) |
| 90 mph (144.84 km/h) | 85.03 mph (136.84 km/h) |
| 95 mph (152.89 km/h) | 89.75 mph (144.44 km/h) |
| 100 mph (160.93 km/h) | 94.47 mph (152.04 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
