Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-15 | 395/55-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.57 (624) | 39.11 (993.3) | 14.54 (369.3) 59.2% |
| Width inches (mm) | 5.31 (135) | 15.55 (395) | 10.24 (260) 192.6% |
| Circum. inches (mm) | 77.18 (1960.35) | 122.86 (3120.54) | 45.68 (1160.19) 59.2% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 8.55 (217.25) | 3.77 (95.75) 78.8% |
| Revolutions per mile (km) | 820.95 (510.11) | 515.73 (320.46) | -305.22 (-189.65) -37.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 31.84 mph (51.24 km/h) |
| 25 mph (40.23 km/h) | 39.8 mph (64.05 km/h) |
| 30 mph (48.28 km/h) | 47.75 mph (76.85 km/h) |
| 35 mph (56.33 km/h) | 55.71 mph (89.66 km/h) |
| 40 mph (64.37 km/h) | 63.67 mph (102.47 km/h) |
| 45 mph (72.42 km/h) | 71.63 mph (115.28 km/h) |
| 50 mph (80.47 km/h) | 79.59 mph (128.09 km/h) |
| 55 mph (88.51 km/h) | 87.55 mph (140.9 km/h) |
| 60 mph (96.56 km/h) | 95.51 mph (153.71 km/h) |
| 65 mph (104.61 km/h) | 103.47 mph (166.52 km/h) |
| 70 mph (112.65 km/h) | 111.43 mph (179.33 km/h) |
| 75 mph (120.7 km/h) | 119.39 mph (192.14 km/h) |
| 80 mph (128.75 km/h) | 127.35 mph (204.94 km/h) |
| 85 mph (136.79 km/h) | 135.31 mph (217.75 km/h) |
| 90 mph (144.84 km/h) | 143.26 mph (230.56 km/h) |
| 95 mph (152.89 km/h) | 151.22 mph (243.37 km/h) |
| 100 mph (160.93 km/h) | 159.18 mph (256.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1312 | 1525 | 1642 | 1715 | 1793 | 1849 | 1910 | 1983 | 2083 | 2184 | 2295 | 2385 | 2547 | 2725 | 2865 | 2954 | 3005 | 3189 | 3446 | 4004 |
Better Fuel Economy Factory Ratios Increased Power
