Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 285/30-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 28.73 (729.8) | 0.74 (18.9) 2.7% |
| Width inches (mm) | 13.98 (355) | 11.22 (285) | -2.76 (-70) -19.7% |
| Circum. inches (mm) | 87.93 (2233.36) | 90.27 (2292.73) | 2.34 (59.38) 2.7% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 3.37 (85.5) | -0.13 (-3.25) -3.7% |
| Revolutions per mile (km) | 720.59 (447.76) | 701.93 (436.16) | -18.66 (-11.6) -2.6% |
285/30-22 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.53 mph (33.04 km/h) |
| 25 mph (40.23 km/h) | 25.66 mph (41.3 km/h) |
| 30 mph (48.28 km/h) | 30.8 mph (49.56 km/h) |
| 35 mph (56.33 km/h) | 35.93 mph (57.82 km/h) |
| 40 mph (64.37 km/h) | 41.06 mph (66.09 km/h) |
| 45 mph (72.42 km/h) | 46.2 mph (74.35 km/h) |
| 50 mph (80.47 km/h) | 51.33 mph (82.61 km/h) |
| 55 mph (88.51 km/h) | 56.46 mph (90.87 km/h) |
| 60 mph (96.56 km/h) | 61.6 mph (99.13 km/h) |
| 65 mph (104.61 km/h) | 66.73 mph (107.39 km/h) |
| 70 mph (112.65 km/h) | 71.86 mph (115.65 km/h) |
| 75 mph (120.7 km/h) | 76.99 mph (123.91 km/h) |
| 80 mph (128.75 km/h) | 82.13 mph (132.17 km/h) |
| 85 mph (136.79 km/h) | 87.26 mph (140.43 km/h) |
| 90 mph (144.84 km/h) | 92.39 mph (148.69 km/h) |
| 95 mph (152.89 km/h) | 97.53 mph (156.95 km/h) |
| 100 mph (160.93 km/h) | 102.66 mph (165.21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1786 | 2075 | 2235 | 2334 | 2440 | 2516 | 2600 | 2698 | 2835 | 2972 | 3124 | 3246 | 3466 | 3709 | 3899 | 4021 | 4089 | 4340 | 4690 | 5450 |
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