Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/90-14 | 100/70-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.09 (535.6) | 19.51 (495.6) | -1.57 (-40) -7.5% |
| Width inches (mm) | 3.94 (100) | 3.94 (100) | 0 (0) 0% |
| Circum. inches (mm) | 66.25 (1682.64) | 61.3 (1556.97) | -4.95 (-125.66) -7.5% |
| Sidewall Height inches (mm) | 3.54 (90) | 2.76 (70) | -0.79 (-20) -22.2% |
| Revolutions per mile (km) | 956.44 (594.3) | 1033.64 (642.27) | 77.19 (47.97) 8.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.51 mph (29.78 km/h) |
| 25 mph (40.23 km/h) | 23.13 mph (37.23 km/h) |
| 30 mph (48.28 km/h) | 27.76 mph (44.67 km/h) |
| 35 mph (56.33 km/h) | 32.39 mph (52.12 km/h) |
| 40 mph (64.37 km/h) | 37.01 mph (59.57 km/h) |
| 45 mph (72.42 km/h) | 41.64 mph (67.01 km/h) |
| 50 mph (80.47 km/h) | 46.27 mph (74.46 km/h) |
| 55 mph (88.51 km/h) | 50.89 mph (81.9 km/h) |
| 60 mph (96.56 km/h) | 55.52 mph (89.35 km/h) |
| 65 mph (104.61 km/h) | 60.15 mph (96.8 km/h) |
| 70 mph (112.65 km/h) | 64.77 mph (104.24 km/h) |
| 75 mph (120.7 km/h) | 69.4 mph (111.69 km/h) |
| 80 mph (128.75 km/h) | 74.03 mph (119.13 km/h) |
| 85 mph (136.79 km/h) | 78.65 mph (126.58 km/h) |
| 90 mph (144.84 km/h) | 83.28 mph (134.02 km/h) |
| 95 mph (152.89 km/h) | 87.91 mph (141.47 km/h) |
| 100 mph (160.93 km/h) | 92.53 mph (148.92 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
