Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 355/45-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 34.58 (878.3) | 6.59 (167.4) 23.5% |
| Width inches (mm) | 13.98 (355) | 13.98 (355) | 0 (0) 0% |
| Circum. inches (mm) | 87.93 (2233.36) | 108.63 (2759.26) | 20.7 (525.9) 23.5% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 6.29 (159.75) | 2.8 (71) 80% |
| Revolutions per mile (km) | 720.59 (447.76) | 583.25 (362.42) | -137.34 (-85.34) -19.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.71 mph (39.77 km/h) |
| 25 mph (40.23 km/h) | 30.89 mph (49.71 km/h) |
| 30 mph (48.28 km/h) | 37.06 mph (59.65 km/h) |
| 35 mph (56.33 km/h) | 43.24 mph (69.59 km/h) |
| 40 mph (64.37 km/h) | 49.42 mph (79.53 km/h) |
| 45 mph (72.42 km/h) | 55.6 mph (89.47 km/h) |
| 50 mph (80.47 km/h) | 61.77 mph (99.42 km/h) |
| 55 mph (88.51 km/h) | 67.95 mph (109.36 km/h) |
| 60 mph (96.56 km/h) | 74.13 mph (119.3 km/h) |
| 65 mph (104.61 km/h) | 80.31 mph (129.24 km/h) |
| 70 mph (112.65 km/h) | 86.48 mph (139.18 km/h) |
| 75 mph (120.7 km/h) | 92.66 mph (149.12 km/h) |
| 80 mph (128.75 km/h) | 98.84 mph (159.06 km/h) |
| 85 mph (136.79 km/h) | 105.02 mph (169.01 km/h) |
| 90 mph (144.84 km/h) | 111.19 mph (178.95 km/h) |
| 95 mph (152.89 km/h) | 117.37 mph (188.89 km/h) |
| 100 mph (160.93 km/h) | 123.55 mph (198.83 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1484 | 1724 | 1857 | 1939 | 2027 | 2091 | 2160 | 2242 | 2356 | 2470 | 2596 | 2697 | 2880 | 3082 | 3240 | 3341 | 3398 | 3606 | 3897 | 4529 |
Better Fuel Economy Factory Ratios Increased Power
