Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 335/30-20 | 355/30-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.91 (709) | 28.39 (721) | 0.47 (12) 1.7% |
| Width inches (mm) | 13.19 (335) | 13.98 (355) | 0.79 (20) 6% |
| Circum. inches (mm) | 87.69 (2227.39) | 89.18 (2265.09) | 1.48 (37.7) 1.7% |
| Sidewall Height inches (mm) | 3.96 (100.5) | 4.19 (106.5) | 0.24 (6) 6% |
| Revolutions per mile (km) | 722.52 (448.96) | 710.5 (441.48) | -12.03 (-7.47) -1.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.34 mph (32.73 km/h) |
| 25 mph (40.23 km/h) | 25.42 mph (40.91 km/h) |
| 30 mph (48.28 km/h) | 30.51 mph (49.1 km/h) |
| 35 mph (56.33 km/h) | 35.59 mph (57.28 km/h) |
| 40 mph (64.37 km/h) | 40.68 mph (65.46 km/h) |
| 45 mph (72.42 km/h) | 45.76 mph (73.65 km/h) |
| 50 mph (80.47 km/h) | 50.85 mph (81.83 km/h) |
| 55 mph (88.51 km/h) | 55.93 mph (90.01 km/h) |
| 60 mph (96.56 km/h) | 61.02 mph (98.2 km/h) |
| 65 mph (104.61 km/h) | 66.1 mph (106.38 km/h) |
| 70 mph (112.65 km/h) | 71.18 mph (114.56 km/h) |
| 75 mph (120.7 km/h) | 76.27 mph (122.74 km/h) |
| 80 mph (128.75 km/h) | 81.35 mph (130.93 km/h) |
| 85 mph (136.79 km/h) | 86.44 mph (139.11 km/h) |
| 90 mph (144.84 km/h) | 91.52 mph (147.29 km/h) |
| 95 mph (152.89 km/h) | 96.61 mph (155.48 km/h) |
| 100 mph (160.93 km/h) | 101.69 mph (163.66 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1808 | 2100 | 2262 | 2362 | 2470 | 2547 | 2631 | 2731 | 2870 | 3008 | 3162 | 3285 | 3508 | 3755 | 3947 | 4070 | 4139 | 4393 | 4747 | 5517 |
Better Fuel Economy Factory Ratios Increased Power
