Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 90/70-14 | 50/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 18.96 (481.6) | 16.76 (425.6) | -2.2 (-56) -11.6% |
| Width inches (mm) | 3.54 (90) | 1.97 (50) | -1.57 (-40) -44.4% |
| Circum. inches (mm) | 59.57 (1512.99) | 52.64 (1337.06) | -6.93 (-175.93) -11.6% |
| Sidewall Height inches (mm) | 2.48 (63) | 1.38 (35) | -1.1 (-28) -44.4% |
| Revolutions per mile (km) | 1063.68 (660.94) | 1203.64 (747.91) | 139.96 (86.97) 13.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.67 mph (28.44 km/h) |
| 25 mph (40.23 km/h) | 22.09 mph (35.56 km/h) |
| 30 mph (48.28 km/h) | 26.51 mph (42.67 km/h) |
| 35 mph (56.33 km/h) | 30.93 mph (49.78 km/h) |
| 40 mph (64.37 km/h) | 35.35 mph (56.89 km/h) |
| 45 mph (72.42 km/h) | 39.77 mph (64 km/h) |
| 50 mph (80.47 km/h) | 44.19 mph (71.11 km/h) |
| 55 mph (88.51 km/h) | 48.6 mph (78.22 km/h) |
| 60 mph (96.56 km/h) | 53.02 mph (85.33 km/h) |
| 65 mph (104.61 km/h) | 57.44 mph (92.44 km/h) |
| 70 mph (112.65 km/h) | 61.86 mph (99.55 km/h) |
| 75 mph (120.7 km/h) | 66.28 mph (106.67 km/h) |
| 80 mph (128.75 km/h) | 70.7 mph (113.78 km/h) |
| 85 mph (136.79 km/h) | 75.12 mph (120.89 km/h) |
| 90 mph (144.84 km/h) | 79.53 mph (128 km/h) |
| 95 mph (152.89 km/h) | 83.95 mph (135.11 km/h) |
| 100 mph (160.93 km/h) | 88.37 mph (142.22 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
