Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/70-14 | 90/90-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.96 (481.6) | 18.38 (466.8) | -0.58 (-14.8) -3.1% |
| Width inches (mm) | 3.54 (90) | 3.54 (90) | 0 (0) 0% |
| Circum. inches (mm) | 59.57 (1512.99) | 57.74 (1466.5) | -1.83 (-46.5) -3.1% |
| Sidewall Height inches (mm) | 2.48 (63) | 3.19 (81) | 0.71 (18) 28.6% |
| Revolutions per mile (km) | 1063.68 (660.94) | 1097.41 (681.9) | 33.72 (20.96) 3.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.39 mph (31.2 km/h) |
| 25 mph (40.23 km/h) | 24.23 mph (39 km/h) |
| 30 mph (48.28 km/h) | 29.08 mph (46.8 km/h) |
| 35 mph (56.33 km/h) | 33.92 mph (54.6 km/h) |
| 40 mph (64.37 km/h) | 38.77 mph (62.4 km/h) |
| 45 mph (72.42 km/h) | 43.62 mph (70.2 km/h) |
| 50 mph (80.47 km/h) | 48.46 mph (77.99 km/h) |
| 55 mph (88.51 km/h) | 53.31 mph (85.79 km/h) |
| 60 mph (96.56 km/h) | 58.16 mph (93.59 km/h) |
| 65 mph (104.61 km/h) | 63 mph (101.39 km/h) |
| 70 mph (112.65 km/h) | 67.85 mph (109.19 km/h) |
| 75 mph (120.7 km/h) | 72.7 mph (116.99 km/h) |
| 80 mph (128.75 km/h) | 77.54 mph (124.79 km/h) |
| 85 mph (136.79 km/h) | 82.39 mph (132.59 km/h) |
| 90 mph (144.84 km/h) | 87.23 mph (140.39 km/h) |
| 95 mph (152.89 km/h) | 92.08 mph (148.19 km/h) |
| 100 mph (160.93 km/h) | 96.93 mph (155.99 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
