Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/60-14 | 255/25-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.61 (523.6) | 19.02 (483.1) | -1.59 (-40.5) -7.7% |
| Width inches (mm) | 5.51 (140) | 10.04 (255) | 4.53 (115) 82.1% |
| Circum. inches (mm) | 64.76 (1644.94) | 59.75 (1517.7) | -5.01 (-127.23) -7.7% |
| Sidewall Height inches (mm) | 3.31 (84) | 2.51 (63.75) | -0.8 (-20.25) -24.1% |
| Revolutions per mile (km) | 978.36 (607.92) | 1060.38 (658.89) | 82.02 (50.96) 8.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.45 mph (29.7 km/h) |
| 25 mph (40.23 km/h) | 23.07 mph (37.12 km/h) |
| 30 mph (48.28 km/h) | 27.68 mph (44.55 km/h) |
| 35 mph (56.33 km/h) | 32.29 mph (51.97 km/h) |
| 40 mph (64.37 km/h) | 36.91 mph (59.39 km/h) |
| 45 mph (72.42 km/h) | 41.52 mph (66.82 km/h) |
| 50 mph (80.47 km/h) | 46.13 mph (74.24 km/h) |
| 55 mph (88.51 km/h) | 50.75 mph (81.67 km/h) |
| 60 mph (96.56 km/h) | 55.36 mph (89.09 km/h) |
| 65 mph (104.61 km/h) | 59.97 mph (96.52 km/h) |
| 70 mph (112.65 km/h) | 64.59 mph (103.94 km/h) |
| 75 mph (120.7 km/h) | 69.2 mph (111.36 km/h) |
| 80 mph (128.75 km/h) | 73.81 mph (118.79 km/h) |
| 85 mph (136.79 km/h) | 78.43 mph (126.21 km/h) |
| 90 mph (144.84 km/h) | 83.04 mph (133.64 km/h) |
| 95 mph (152.89 km/h) | 87.65 mph (141.06 km/h) |
| 100 mph (160.93 km/h) | 92.27 mph (148.49 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
