Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/85-16 | 205/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.38 (720.9) | 28.91 (734.4) | 0.53 (13.5) 1.9% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 89.16 (2264.77) | 90.83 (2307.19) | 1.67 (42.41) 1.9% |
| Sidewall Height inches (mm) | 6.19 (157.25) | 6.46 (164) | 0.27 (6.75) 4.3% |
| Revolutions per mile (km) | 710.6 (441.54) | 697.54 (433.43) | -13.06 (-8.12) -1.8% |
205/80-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.37 mph (32.79 km/h) |
| 25 mph (40.23 km/h) | 25.47 mph (40.99 km/h) |
| 30 mph (48.28 km/h) | 30.56 mph (49.18 km/h) |
| 35 mph (56.33 km/h) | 35.66 mph (57.38 km/h) |
| 40 mph (64.37 km/h) | 40.75 mph (65.58 km/h) |
| 45 mph (72.42 km/h) | 45.84 mph (73.78 km/h) |
| 50 mph (80.47 km/h) | 50.94 mph (81.97 km/h) |
| 55 mph (88.51 km/h) | 56.03 mph (90.17 km/h) |
| 60 mph (96.56 km/h) | 61.12 mph (98.37 km/h) |
| 65 mph (104.61 km/h) | 66.22 mph (106.57 km/h) |
| 70 mph (112.65 km/h) | 71.31 mph (114.76 km/h) |
| 75 mph (120.7 km/h) | 76.4 mph (122.96 km/h) |
| 80 mph (128.75 km/h) | 81.5 mph (131.16 km/h) |
| 85 mph (136.79 km/h) | 86.59 mph (139.36 km/h) |
| 90 mph (144.84 km/h) | 91.69 mph (147.55 km/h) |
| 95 mph (152.89 km/h) | 96.78 mph (155.75 km/h) |
| 100 mph (160.93 km/h) | 101.87 mph (163.95 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1775 | 2062 | 2221 | 2319 | 2425 | 2500 | 2583 | 2682 | 2817 | 2953 | 3105 | 3225 | 3444 | 3686 | 3875 | 3996 | 4064 | 4313 | 4661 | 5416 |
Better Fuel Economy Factory Ratios Increased Power
