Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/85-16 | 160/60-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 25.56 (649.2) | 0.19 (4.8) 0.7% |
| Width inches (mm) | 5.51 (140) | 6.3 (160) | 0.79 (20) 14.3% |
| Circum. inches (mm) | 79.7 (2024.44) | 80.3 (2039.52) | 0.59 (15.08) 0.7% |
| Sidewall Height inches (mm) | 4.69 (119) | 3.78 (96) | -0.91 (-23) -19.3% |
| Revolutions per mile (km) | 794.96 (493.96) | 789.08 (490.31) | -5.88 (-3.65) -0.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.15 mph (32.43 km/h) |
| 25 mph (40.23 km/h) | 25.19 mph (40.53 km/h) |
| 30 mph (48.28 km/h) | 30.22 mph (48.64 km/h) |
| 35 mph (56.33 km/h) | 35.26 mph (56.75 km/h) |
| 40 mph (64.37 km/h) | 40.3 mph (64.85 km/h) |
| 45 mph (72.42 km/h) | 45.34 mph (72.96 km/h) |
| 50 mph (80.47 km/h) | 50.37 mph (81.07 km/h) |
| 55 mph (88.51 km/h) | 55.41 mph (89.17 km/h) |
| 60 mph (96.56 km/h) | 60.45 mph (97.28 km/h) |
| 65 mph (104.61 km/h) | 65.48 mph (105.39 km/h) |
| 70 mph (112.65 km/h) | 70.52 mph (113.49 km/h) |
| 75 mph (120.7 km/h) | 75.56 mph (121.6 km/h) |
| 80 mph (128.75 km/h) | 80.6 mph (129.71 km/h) |
| 85 mph (136.79 km/h) | 85.63 mph (137.81 km/h) |
| 90 mph (144.84 km/h) | 90.67 mph (145.92 km/h) |
| 95 mph (152.89 km/h) | 95.71 mph (154.03 km/h) |
| 100 mph (160.93 km/h) | 100.74 mph (162.13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 2333 | 2512 | 2623 | 2743 | 2828 | 2922 | 3033 | 3187 | 3341 | 3512 | 3649 | 3896 | 4170 | 4384 | 4520 | 4597 | 4879 | 5272 | 6127 |
Better Fuel Economy Factory Ratios Increased Power
