Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/90-15 | 140/110-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.92 (633) | 27.13 (689) | 2.2 (56) 8.8% |
| Width inches (mm) | 5.51 (140) | 5.51 (140) | 0 (0) 0% |
| Circum. inches (mm) | 78.29 (1988.63) | 85.22 (2164.56) | 6.93 (175.93) 8.8% |
| Sidewall Height inches (mm) | 4.96 (126) | 6.06 (154) | 1.1 (28) 22.2% |
| Revolutions per mile (km) | 809.27 (502.86) | 743.5 (461.99) | -65.78 (-40.87) -8.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.77 mph (35.03 km/h) |
| 25 mph (40.23 km/h) | 27.21 mph (43.79 km/h) |
| 30 mph (48.28 km/h) | 32.65 mph (52.55 km/h) |
| 35 mph (56.33 km/h) | 38.1 mph (61.31 km/h) |
| 40 mph (64.37 km/h) | 43.54 mph (70.07 km/h) |
| 45 mph (72.42 km/h) | 48.98 mph (78.83 km/h) |
| 50 mph (80.47 km/h) | 54.42 mph (87.59 km/h) |
| 55 mph (88.51 km/h) | 59.87 mph (96.34 km/h) |
| 60 mph (96.56 km/h) | 65.31 mph (105.1 km/h) |
| 65 mph (104.61 km/h) | 70.75 mph (113.86 km/h) |
| 70 mph (112.65 km/h) | 76.19 mph (122.62 km/h) |
| 75 mph (120.7 km/h) | 81.64 mph (131.38 km/h) |
| 80 mph (128.75 km/h) | 87.08 mph (140.14 km/h) |
| 85 mph (136.79 km/h) | 92.52 mph (148.9 km/h) |
| 90 mph (144.84 km/h) | 97.96 mph (157.65 km/h) |
| 95 mph (152.89 km/h) | 103.4 mph (166.41 km/h) |
| 100 mph (160.93 km/h) | 108.85 mph (175.17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1892 | 2198 | 2367 | 2472 | 2584 | 2665 | 2754 | 2858 | 3003 | 3148 | 3309 | 3438 | 3671 | 3929 | 4130 | 4259 | 4332 | 4597 | 4968 | 5773 |
Better Fuel Economy Factory Ratios Increased Power
