Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 365/65-22.5 | 325/60-22.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 41.18 (1046) | 37.85 (961.5) | -3.33 (-84.5) -8.1% |
| Width inches (mm) | 14.37 (365) | 12.8 (325) | -1.57 (-40) -11% |
| Circum. inches (mm) | 129.37 (3286.11) | 118.92 (3020.64) | -10.45 (-265.46) -8.1% |
| Sidewall Height inches (mm) | 9.34 (237.25) | 7.68 (195) | -1.66 (-42.25) -17.8% |
| Revolutions per mile (km) | 489.74 (304.31) | 532.78 (331.05) | 43.04 (26.74) 8.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.38 mph (29.59 km/h) |
| 25 mph (40.23 km/h) | 22.98 mph (36.98 km/h) |
| 30 mph (48.28 km/h) | 27.58 mph (44.38 km/h) |
| 35 mph (56.33 km/h) | 32.17 mph (51.78 km/h) |
| 40 mph (64.37 km/h) | 36.77 mph (59.17 km/h) |
| 45 mph (72.42 km/h) | 41.36 mph (66.57 km/h) |
| 50 mph (80.47 km/h) | 45.96 mph (73.97 km/h) |
| 55 mph (88.51 km/h) | 50.56 mph (81.36 km/h) |
| 60 mph (96.56 km/h) | 55.15 mph (88.76 km/h) |
| 65 mph (104.61 km/h) | 59.75 mph (96.16 km/h) |
| 70 mph (112.65 km/h) | 64.35 mph (103.55 km/h) |
| 75 mph (120.7 km/h) | 68.94 mph (110.95 km/h) |
| 80 mph (128.75 km/h) | 73.54 mph (118.35 km/h) |
| 85 mph (136.79 km/h) | 78.13 mph (125.74 km/h) |
| 90 mph (144.84 km/h) | 82.73 mph (133.14 km/h) |
| 95 mph (152.89 km/h) | 87.33 mph (140.54 km/h) |
| 100 mph (160.93 km/h) | 91.92 mph (147.93 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1356 | 1575 | 1696 | 1771 | 1852 | 1910 | 1973 | 2048 | 2152 | 2256 | 2371 | 2464 | 2631 | 2816 | 2960 | 3052 | 3104 | 3294 | 3560 | 4137 |
Better Fuel Economy Factory Ratios Increased Power
