Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 270/70-16 | 285/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.88 (784.4) | 32.83 (833.9) | 1.95 (49.5) 6.3% |
| Width inches (mm) | 10.63 (270) | 11.22 (285) | 0.59 (15) 5.6% |
| Circum. inches (mm) | 97.02 (2464.27) | 103.14 (2619.77) | 6.12 (155.51) 6.3% |
| Sidewall Height inches (mm) | 7.44 (189) | 8.42 (213.75) | 0.97 (24.75) 13.1% |
| Revolutions per mile (km) | 653.07 (405.8) | 614.31 (381.71) | -38.77 (-24.09) -5.9% |
285/75-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.26 mph (34.22 km/h) |
| 25 mph (40.23 km/h) | 26.58 mph (42.77 km/h) |
| 30 mph (48.28 km/h) | 31.89 mph (51.33 km/h) |
| 35 mph (56.33 km/h) | 37.21 mph (59.88 km/h) |
| 40 mph (64.37 km/h) | 42.52 mph (68.44 km/h) |
| 45 mph (72.42 km/h) | 47.84 mph (76.99 km/h) |
| 50 mph (80.47 km/h) | 53.16 mph (85.55 km/h) |
| 55 mph (88.51 km/h) | 58.47 mph (94.1 km/h) |
| 60 mph (96.56 km/h) | 63.79 mph (102.65 km/h) |
| 65 mph (104.61 km/h) | 69.1 mph (111.21 km/h) |
| 70 mph (112.65 km/h) | 74.42 mph (119.76 km/h) |
| 75 mph (120.7 km/h) | 79.73 mph (128.32 km/h) |
| 80 mph (128.75 km/h) | 85.05 mph (136.87 km/h) |
| 85 mph (136.79 km/h) | 90.36 mph (145.43 km/h) |
| 90 mph (144.84 km/h) | 95.68 mph (153.98 km/h) |
| 95 mph (152.89 km/h) | 101 mph (162.54 km/h) |
| 100 mph (160.93 km/h) | 106.31 mph (171.09 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 |
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