Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 140/85-16 | 205/45-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 23.26 (590.9) | -2.11 (-53.5) -8.3% |
| Width inches (mm) | 5.51 (140) | 8.07 (205) | 2.56 (65) 46.4% |
| Circum. inches (mm) | 79.7 (2024.44) | 73.09 (1856.37) | -6.62 (-168.08) -8.3% |
| Sidewall Height inches (mm) | 4.69 (119) | 3.63 (92.25) | -1.05 (-26.75) -22.5% |
| Revolutions per mile (km) | 794.96 (493.96) | 866.93 (538.69) | 71.98 (44.72) 9.1% |
205/45-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.34 mph (29.51 km/h) |
| 25 mph (40.23 km/h) | 22.92 mph (36.89 km/h) |
| 30 mph (48.28 km/h) | 27.51 mph (44.27 km/h) |
| 35 mph (56.33 km/h) | 32.09 mph (51.65 km/h) |
| 40 mph (64.37 km/h) | 36.68 mph (59.03 km/h) |
| 45 mph (72.42 km/h) | 41.26 mph (66.41 km/h) |
| 50 mph (80.47 km/h) | 45.85 mph (73.79 km/h) |
| 55 mph (88.51 km/h) | 50.43 mph (81.17 km/h) |
| 60 mph (96.56 km/h) | 55.02 mph (88.54 km/h) |
| 65 mph (104.61 km/h) | 59.6 mph (95.92 km/h) |
| 70 mph (112.65 km/h) | 64.19 mph (103.3 km/h) |
| 75 mph (120.7 km/h) | 68.77 mph (110.68 km/h) |
| 80 mph (128.75 km/h) | 73.36 mph (118.06 km/h) |
| 85 mph (136.79 km/h) | 77.94 mph (125.44 km/h) |
| 90 mph (144.84 km/h) | 82.53 mph (132.82 km/h) |
| 95 mph (152.89 km/h) | 87.11 mph (140.19 km/h) |
| 100 mph (160.93 km/h) | 91.7 mph (147.57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2206 | 2563 | 2760 | 2882 | 3014 | 3107 | 3211 | 3333 | 3502 | 3671 | 3858 | 4009 | 4281 | 4581 | 4816 | 4966 | 5051 | 5361 | 5792 | 6731 |
Better Fuel Economy Factory Ratios Increased Power
