Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 405/35-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 33.16 (842.3) | 5.17 (131.4) 18.5% |
| Width inches (mm) | 13.98 (355) | 15.94 (405) | 1.97 (50) 14.1% |
| Circum. inches (mm) | 87.93 (2233.36) | 104.18 (2646.16) | 16.25 (412.81) 18.5% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 5.58 (141.75) | 2.09 (53) 59.7% |
| Revolutions per mile (km) | 720.59 (447.76) | 608.18 (377.9) | -112.41 (-69.85) -15.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.7 mph (38.14 km/h) |
| 25 mph (40.23 km/h) | 29.62 mph (47.67 km/h) |
| 30 mph (48.28 km/h) | 35.55 mph (57.2 km/h) |
| 35 mph (56.33 km/h) | 41.47 mph (66.74 km/h) |
| 40 mph (64.37 km/h) | 47.39 mph (76.27 km/h) |
| 45 mph (72.42 km/h) | 53.32 mph (85.81 km/h) |
| 50 mph (80.47 km/h) | 59.24 mph (95.34 km/h) |
| 55 mph (88.51 km/h) | 65.17 mph (104.87 km/h) |
| 60 mph (96.56 km/h) | 71.09 mph (114.41 km/h) |
| 65 mph (104.61 km/h) | 77.01 mph (123.94 km/h) |
| 70 mph (112.65 km/h) | 82.94 mph (133.48 km/h) |
| 75 mph (120.7 km/h) | 88.86 mph (143.01 km/h) |
| 80 mph (128.75 km/h) | 94.79 mph (152.55 km/h) |
| 85 mph (136.79 km/h) | 100.71 mph (162.08 km/h) |
| 90 mph (144.84 km/h) | 106.64 mph (171.61 km/h) |
| 95 mph (152.89 km/h) | 112.56 mph (181.15 km/h) |
| 100 mph (160.93 km/h) | 118.48 mph (190.68 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1548 | 1798 | 1936 | 2022 | 2114 | 2180 | 2252 | 2338 | 2457 | 2575 | 2707 | 2812 | 3003 | 3214 | 3379 | 3484 | 3543 | 3761 | 4064 | 4722 |
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