Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/70-20 | 35/10.5-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.09 (739) | 34.93 (887.14) | 5.83 (148.14) 20% |
| Width inches (mm) | 6.5 (165) | 10.51 (267) | 4.02 (102) 61.8% |
| Circum. inches (mm) | 91.4 (2321.64) | 109.73 (2787.03) | 18.32 (465.4) 20% |
| Sidewall Height inches (mm) | 4.55 (115.5) | 7.46 (189.57) | 2.92 (74.07) 64.1% |
| Revolutions per mile (km) | 693.19 (430.73) | 577.44 (358.8) | -115.75 (-71.93) -16.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.01 mph (38.64 km/h) |
| 25 mph (40.23 km/h) | 30.01 mph (48.3 km/h) |
| 30 mph (48.28 km/h) | 36.01 mph (57.96 km/h) |
| 35 mph (56.33 km/h) | 42.02 mph (67.62 km/h) |
| 40 mph (64.37 km/h) | 48.02 mph (77.28 km/h) |
| 45 mph (72.42 km/h) | 54.02 mph (86.94 km/h) |
| 50 mph (80.47 km/h) | 60.02 mph (96.6 km/h) |
| 55 mph (88.51 km/h) | 66.03 mph (106.26 km/h) |
| 60 mph (96.56 km/h) | 72.03 mph (115.92 km/h) |
| 65 mph (104.61 km/h) | 78.03 mph (125.58 km/h) |
| 70 mph (112.65 km/h) | 84.03 mph (135.24 km/h) |
| 75 mph (120.7 km/h) | 90.03 mph (144.9 km/h) |
| 80 mph (128.75 km/h) | 96.04 mph (154.56 km/h) |
| 85 mph (136.79 km/h) | 102.04 mph (164.22 km/h) |
| 90 mph (144.84 km/h) | 108.04 mph (173.88 km/h) |
| 95 mph (152.89 km/h) | 114.04 mph (183.54 km/h) |
| 100 mph (160.93 km/h) | 120.05 mph (193.2 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1469 | 1707 | 1838 | 1920 | 2007 | 2070 | 2139 | 2220 | 2332 | 2445 | 2570 | 2670 | 2851 | 3052 | 3208 | 3308 | 3364 | 3571 | 3858 | 4483 |
Better Fuel Economy Factory Ratios Increased Power
