Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 335/30-20 | 335/20-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.91 (709) | 25.28 (642) | -2.64 (-67) -9.4% |
| Width inches (mm) | 13.19 (335) | 13.19 (335) | 0 (0) 0% |
| Circum. inches (mm) | 87.69 (2227.39) | 79.41 (2016.9) | -8.29 (-210.49) -9.4% |
| Sidewall Height inches (mm) | 3.96 (100.5) | 2.64 (67) | -1.32 (-33.5) -33.3% |
| Revolutions per mile (km) | 722.52 (448.96) | 797.93 (495.81) | 75.4 (46.85) 10.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.11 mph (29.15 km/h) |
| 25 mph (40.23 km/h) | 22.64 mph (36.43 km/h) |
| 30 mph (48.28 km/h) | 27.17 mph (43.72 km/h) |
| 35 mph (56.33 km/h) | 31.69 mph (51 km/h) |
| 40 mph (64.37 km/h) | 36.22 mph (58.29 km/h) |
| 45 mph (72.42 km/h) | 40.75 mph (65.58 km/h) |
| 50 mph (80.47 km/h) | 45.28 mph (72.86 km/h) |
| 55 mph (88.51 km/h) | 49.8 mph (80.15 km/h) |
| 60 mph (96.56 km/h) | 54.33 mph (87.44 km/h) |
| 65 mph (104.61 km/h) | 58.86 mph (94.72 km/h) |
| 70 mph (112.65 km/h) | 63.39 mph (102.01 km/h) |
| 75 mph (120.7 km/h) | 67.91 mph (109.29 km/h) |
| 80 mph (128.75 km/h) | 72.44 mph (116.58 km/h) |
| 85 mph (136.79 km/h) | 76.97 mph (123.87 km/h) |
| 90 mph (144.84 km/h) | 81.5 mph (131.15 km/h) |
| 95 mph (152.89 km/h) | 86.02 mph (138.44 km/h) |
| 100 mph (160.93 km/h) | 90.55 mph (145.73 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2031 | 2359 | 2540 | 2653 | 2774 | 2860 | 2955 | 3067 | 3223 | 3379 | 3551 | 3690 | 3940 | 4217 | 4433 | 4571 | 4649 | 4934 | 5331 | 6195 |
Better Fuel Economy Factory Ratios Increased Power
