Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/60-14 | 165/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.61 (523.6) | 21.8 (553.6) | 1.18 (30) 5.7% |
| Width inches (mm) | 5.51 (140) | 6.5 (165) | 0.98 (25) 17.9% |
| Circum. inches (mm) | 64.76 (1644.94) | 68.47 (1739.19) | 3.71 (94.25) 5.7% |
| Sidewall Height inches (mm) | 3.31 (84) | 3.9 (99) | 0.59 (15) 17.9% |
| Revolutions per mile (km) | 978.36 (607.92) | 925.34 (574.98) | -53.02 (-32.94) -5.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.15 mph (34.03 km/h) |
| 25 mph (40.23 km/h) | 26.43 mph (42.54 km/h) |
| 30 mph (48.28 km/h) | 31.72 mph (51.05 km/h) |
| 35 mph (56.33 km/h) | 37.01 mph (59.55 km/h) |
| 40 mph (64.37 km/h) | 42.29 mph (68.06 km/h) |
| 45 mph (72.42 km/h) | 47.58 mph (76.57 km/h) |
| 50 mph (80.47 km/h) | 52.86 mph (85.08 km/h) |
| 55 mph (88.51 km/h) | 58.15 mph (93.59 km/h) |
| 60 mph (96.56 km/h) | 63.44 mph (102.09 km/h) |
| 65 mph (104.61 km/h) | 68.72 mph (110.6 km/h) |
| 70 mph (112.65 km/h) | 74.01 mph (119.11 km/h) |
| 75 mph (120.7 km/h) | 79.3 mph (127.62 km/h) |
| 80 mph (128.75 km/h) | 84.58 mph (136.12 km/h) |
| 85 mph (136.79 km/h) | 89.87 mph (144.63 km/h) |
| 90 mph (144.84 km/h) | 95.16 mph (153.14 km/h) |
| 95 mph (152.89 km/h) | 100.44 mph (161.65 km/h) |
| 100 mph (160.93 km/h) | 105.73 mph (170.16 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
