Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/85-16 | 140/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 23.72 (602.4) | -1.65 (-42) -6.5% |
| Width inches (mm) | 5.51 (140) | 5.51 (140) | 0 (0) 0% |
| Circum. inches (mm) | 79.7 (2024.44) | 74.51 (1892.5) | -5.19 (-131.95) -6.5% |
| Sidewall Height inches (mm) | 4.69 (119) | 3.86 (98) | -0.83 (-21) -17.6% |
| Revolutions per mile (km) | 794.96 (493.96) | 850.38 (528.4) | 55.43 (34.44) 7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.7 mph (30.09 km/h) |
| 25 mph (40.23 km/h) | 23.37 mph (37.61 km/h) |
| 30 mph (48.28 km/h) | 28.04 mph (45.13 km/h) |
| 35 mph (56.33 km/h) | 32.72 mph (52.66 km/h) |
| 40 mph (64.37 km/h) | 37.39 mph (60.18 km/h) |
| 45 mph (72.42 km/h) | 42.07 mph (67.7 km/h) |
| 50 mph (80.47 km/h) | 46.74 mph (75.22 km/h) |
| 55 mph (88.51 km/h) | 51.42 mph (82.75 km/h) |
| 60 mph (96.56 km/h) | 56.09 mph (90.27 km/h) |
| 65 mph (104.61 km/h) | 60.76 mph (97.79 km/h) |
| 70 mph (112.65 km/h) | 65.44 mph (105.31 km/h) |
| 75 mph (120.7 km/h) | 70.11 mph (112.83 km/h) |
| 80 mph (128.75 km/h) | 74.79 mph (120.36 km/h) |
| 85 mph (136.79 km/h) | 79.46 mph (127.88 km/h) |
| 90 mph (144.84 km/h) | 84.13 mph (135.4 km/h) |
| 95 mph (152.89 km/h) | 88.81 mph (142.92 km/h) |
| 100 mph (160.93 km/h) | 93.48 mph (150.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2164 | 2514 | 2707 | 2827 | 2956 | 3048 | 3149 | 3269 | 3435 | 3601 | 3785 | 3932 | 4199 | 4494 | 4724 | 4871 | 4954 | 5258 | 5682 | 6603 |
Better Fuel Economy Factory Ratios Increased Power
