Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/75-16 | 285/50-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.93 (683.9) | 27.22 (691.4) | 0.3 (7.5) 1.1% |
| Width inches (mm) | 7.28 (185) | 11.22 (285) | 3.94 (100) 54.1% |
| Circum. inches (mm) | 84.59 (2148.54) | 85.52 (2172.1) | 0.93 (23.56) 1.1% |
| Sidewall Height inches (mm) | 5.46 (138.75) | 5.61 (142.5) | 0.15 (3.75) 2.7% |
| Revolutions per mile (km) | 749.04 (465.43) | 740.92 (460.38) | -8.13 (-5.05) -1.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.22 mph (32.54 km/h) |
| 25 mph (40.23 km/h) | 25.27 mph (40.67 km/h) |
| 30 mph (48.28 km/h) | 30.33 mph (48.81 km/h) |
| 35 mph (56.33 km/h) | 35.38 mph (56.94 km/h) |
| 40 mph (64.37 km/h) | 40.44 mph (65.08 km/h) |
| 45 mph (72.42 km/h) | 45.49 mph (73.21 km/h) |
| 50 mph (80.47 km/h) | 50.55 mph (81.35 km/h) |
| 55 mph (88.51 km/h) | 55.6 mph (89.48 km/h) |
| 60 mph (96.56 km/h) | 60.66 mph (97.62 km/h) |
| 65 mph (104.61 km/h) | 65.71 mph (105.75 km/h) |
| 70 mph (112.65 km/h) | 70.77 mph (113.89 km/h) |
| 75 mph (120.7 km/h) | 75.82 mph (122.02 km/h) |
| 80 mph (128.75 km/h) | 80.88 mph (130.16 km/h) |
| 85 mph (136.79 km/h) | 85.93 mph (138.29 km/h) |
| 90 mph (144.84 km/h) | 90.99 mph (146.43 km/h) |
| 95 mph (152.89 km/h) | 96.04 mph (154.56 km/h) |
| 100 mph (160.93 km/h) | 101.1 mph (162.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1885 | 2190 | 2359 | 2463 | 2576 | 2656 | 2744 | 2848 | 2993 | 3137 | 3298 | 3426 | 3659 | 3915 | 4116 | 4244 | 4317 | 4581 | 4950 | 5753 |
Better Fuel Economy Factory Ratios Increased Power
