Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 35/14.5-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 35.04 (890) | 7.05 (179.1) 25.2% |
| Width inches (mm) | 13.98 (355) | 14.49 (368) | 0.51 (13) 3.7% |
| Circum. inches (mm) | 87.93 (2233.36) | 110.08 (2796.02) | 22.15 (562.66) 25.2% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 6.52 (165.6) | 3.03 (76.85) 86.6% |
| Revolutions per mile (km) | 720.59 (447.76) | 575.58 (357.65) | -145.01 (-90.1) -20.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.04 mph (40.3 km/h) |
| 25 mph (40.23 km/h) | 31.3 mph (50.37 km/h) |
| 30 mph (48.28 km/h) | 37.56 mph (60.44 km/h) |
| 35 mph (56.33 km/h) | 43.82 mph (70.52 km/h) |
| 40 mph (64.37 km/h) | 50.08 mph (80.59 km/h) |
| 45 mph (72.42 km/h) | 56.34 mph (90.67 km/h) |
| 50 mph (80.47 km/h) | 62.6 mph (100.74 km/h) |
| 55 mph (88.51 km/h) | 68.86 mph (110.81 km/h) |
| 60 mph (96.56 km/h) | 75.12 mph (120.89 km/h) |
| 65 mph (104.61 km/h) | 81.38 mph (130.96 km/h) |
| 70 mph (112.65 km/h) | 87.64 mph (141.04 km/h) |
| 75 mph (120.7 km/h) | 93.9 mph (151.11 km/h) |
| 80 mph (128.75 km/h) | 100.15 mph (161.18 km/h) |
| 85 mph (136.79 km/h) | 106.41 mph (171.26 km/h) |
| 90 mph (144.84 km/h) | 112.67 mph (181.33 km/h) |
| 95 mph (152.89 km/h) | 118.93 mph (191.41 km/h) |
| 100 mph (160.93 km/h) | 125.19 mph (201.48 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1465 | 1702 | 1832 | 1914 | 2001 | 2063 | 2132 | 2213 | 2325 | 2437 | 2562 | 2661 | 2842 | 3042 | 3198 | 3297 | 3353 | 3559 | 3846 | 4469 |
Better Fuel Economy Factory Ratios Increased Power
