Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/14.5-22 | 31/13.5-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.01 (838.48) | 30.91 (785.18) | -2.1 (-53.3) -6.4% |
| Width inches (mm) | 14.49 (368) | 13.5 (343) | -0.98 (-25) -6.8% |
| Circum. inches (mm) | 103.71 (2634.16) | 97.11 (2466.72) | -6.59 (-167.45) -6.4% |
| Sidewall Height inches (mm) | 5.51 (139.84) | 4.46 (113.19) | -1.05 (-26.65) -19.1% |
| Revolutions per mile (km) | 610.95 (379.63) | 652.42 (405.4) | 41.47 (25.77) 6.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.73 mph (30.14 km/h) |
| 25 mph (40.23 km/h) | 23.41 mph (37.68 km/h) |
| 30 mph (48.28 km/h) | 28.09 mph (45.21 km/h) |
| 35 mph (56.33 km/h) | 32.78 mph (52.75 km/h) |
| 40 mph (64.37 km/h) | 37.46 mph (60.28 km/h) |
| 45 mph (72.42 km/h) | 42.14 mph (67.82 km/h) |
| 50 mph (80.47 km/h) | 46.82 mph (75.35 km/h) |
| 55 mph (88.51 km/h) | 51.5 mph (82.89 km/h) |
| 60 mph (96.56 km/h) | 56.19 mph (90.42 km/h) |
| 65 mph (104.61 km/h) | 60.87 mph (97.96 km/h) |
| 70 mph (112.65 km/h) | 65.55 mph (105.49 km/h) |
| 75 mph (120.7 km/h) | 70.23 mph (113.03 km/h) |
| 80 mph (128.75 km/h) | 74.91 mph (120.56 km/h) |
| 85 mph (136.79 km/h) | 79.6 mph (128.1 km/h) |
| 90 mph (144.84 km/h) | 84.28 mph (135.63 km/h) |
| 95 mph (152.89 km/h) | 88.96 mph (143.17 km/h) |
| 100 mph (160.93 km/h) | 93.64 mph (150.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1660 | 1929 | 2077 | 2169 | 2268 | 2339 | 2416 | 2508 | 2635 | 2762 | 2904 | 3017 | 3222 | 3448 | 3624 | 3737 | 3801 | 4034 | 4359 | 5066 |
Better Fuel Economy Factory Ratios Increased Power
