Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/85-16 | 285/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.39 (771.9) | 32.83 (833.9) | 2.44 (62) 8% |
| Width inches (mm) | 8.46 (215) | 11.22 (285) | 2.76 (70) 32.6% |
| Circum. inches (mm) | 95.47 (2425) | 103.14 (2619.77) | 7.67 (194.78) 8% |
| Sidewall Height inches (mm) | 7.19 (182.75) | 8.42 (213.75) | 1.22 (31) 17% |
| Revolutions per mile (km) | 663.65 (412.37) | 614.31 (381.71) | -49.34 (-30.66) -7.4% |
285/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.61 mph (34.77 km/h) |
| 25 mph (40.23 km/h) | 27.01 mph (43.47 km/h) |
| 30 mph (48.28 km/h) | 32.41 mph (52.16 km/h) |
| 35 mph (56.33 km/h) | 37.81 mph (60.85 km/h) |
| 40 mph (64.37 km/h) | 43.21 mph (69.54 km/h) |
| 45 mph (72.42 km/h) | 48.61 mph (78.24 km/h) |
| 50 mph (80.47 km/h) | 54.02 mph (86.93 km/h) |
| 55 mph (88.51 km/h) | 59.42 mph (95.62 km/h) |
| 60 mph (96.56 km/h) | 64.82 mph (104.32 km/h) |
| 65 mph (104.61 km/h) | 70.22 mph (113.01 km/h) |
| 70 mph (112.65 km/h) | 75.62 mph (121.7 km/h) |
| 75 mph (120.7 km/h) | 81.02 mph (130.4 km/h) |
| 80 mph (128.75 km/h) | 86.43 mph (139.09 km/h) |
| 85 mph (136.79 km/h) | 91.83 mph (147.78 km/h) |
| 90 mph (144.84 km/h) | 97.23 mph (156.48 km/h) |
| 95 mph (152.89 km/h) | 102.63 mph (165.17 km/h) |
| 100 mph (160.93 km/h) | 108.03 mph (173.86 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1563 | 1816 | 1956 | 2042 | 2135 | 2202 | 2275 | 2362 | 2481 | 2601 | 2734 | 2841 | 3033 | 3246 | 3413 | 3519 | 3579 | 3798 | 4104 | 4770 |
Better Fuel Economy Factory Ratios Increased Power
