Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 355/60-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 38.77 (984.8) | 10.78 (273.9) 38.5% |
| Width inches (mm) | 13.98 (355) | 13.98 (355) | 0 (0) 0% |
| Circum. inches (mm) | 87.93 (2233.36) | 121.8 (3093.84) | 33.88 (860.48) 38.5% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 8.39 (213) | 4.89 (124.25) 140% |
| Revolutions per mile (km) | 720.59 (447.76) | 520.18 (323.22) | -200.42 (-124.53) -27.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.71 mph (44.59 km/h) |
| 25 mph (40.23 km/h) | 34.63 mph (55.74 km/h) |
| 30 mph (48.28 km/h) | 41.56 mph (66.88 km/h) |
| 35 mph (56.33 km/h) | 48.49 mph (78.03 km/h) |
| 40 mph (64.37 km/h) | 55.41 mph (89.18 km/h) |
| 45 mph (72.42 km/h) | 62.34 mph (100.32 km/h) |
| 50 mph (80.47 km/h) | 69.26 mph (111.47 km/h) |
| 55 mph (88.51 km/h) | 76.19 mph (122.62 km/h) |
| 60 mph (96.56 km/h) | 83.12 mph (133.76 km/h) |
| 65 mph (104.61 km/h) | 90.04 mph (144.91 km/h) |
| 70 mph (112.65 km/h) | 96.97 mph (156.06 km/h) |
| 75 mph (120.7 km/h) | 103.9 mph (167.21 km/h) |
| 80 mph (128.75 km/h) | 110.82 mph (178.35 km/h) |
| 85 mph (136.79 km/h) | 117.75 mph (189.5 km/h) |
| 90 mph (144.84 km/h) | 124.68 mph (200.65 km/h) |
| 95 mph (152.89 km/h) | 131.6 mph (211.79 km/h) |
| 100 mph (160.93 km/h) | 138.53 mph (222.94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1324 | 1538 | 1656 | 1729 | 1808 | 1865 | 1926 | 2000 | 2101 | 2202 | 2315 | 2405 | 2569 | 2749 | 2890 | 2980 | 3031 | 3216 | 3476 | 4039 |
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