Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/40-24 | 285/65-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.98 (837.6) | 36.59 (929.3) | 3.61 (91.7) 10.9% |
| Width inches (mm) | 11.22 (285) | 11.22 (285) | 0 (0) 0% |
| Circum. inches (mm) | 103.6 (2631.4) | 114.94 (2919.48) | 11.34 (288.08) 10.9% |
| Sidewall Height inches (mm) | 4.49 (114) | 7.29 (185.25) | 2.81 (71.25) 62.5% |
| Revolutions per mile (km) | 611.59 (380.03) | 551.24 (342.53) | -60.35 (-37.5) -9.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.19 mph (35.71 km/h) |
| 25 mph (40.23 km/h) | 27.74 mph (44.64 km/h) |
| 30 mph (48.28 km/h) | 33.28 mph (53.57 km/h) |
| 35 mph (56.33 km/h) | 38.83 mph (62.49 km/h) |
| 40 mph (64.37 km/h) | 44.38 mph (71.42 km/h) |
| 45 mph (72.42 km/h) | 49.93 mph (80.35 km/h) |
| 50 mph (80.47 km/h) | 55.47 mph (89.28 km/h) |
| 55 mph (88.51 km/h) | 61.02 mph (98.2 km/h) |
| 60 mph (96.56 km/h) | 66.57 mph (107.13 km/h) |
| 65 mph (104.61 km/h) | 72.12 mph (116.06 km/h) |
| 70 mph (112.65 km/h) | 77.66 mph (124.99 km/h) |
| 75 mph (120.7 km/h) | 83.21 mph (133.92 km/h) |
| 80 mph (128.75 km/h) | 88.76 mph (142.84 km/h) |
| 85 mph (136.79 km/h) | 94.31 mph (151.77 km/h) |
| 90 mph (144.84 km/h) | 99.85 mph (160.7 km/h) |
| 95 mph (152.89 km/h) | 105.4 mph (169.63 km/h) |
| 100 mph (160.93 km/h) | 110.95 mph (178.55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1403 | 1630 | 1755 | 1833 | 1916 | 1976 | 2042 | 2119 | 2227 | 2334 | 2453 | 2549 | 2722 | 2913 | 3062 | 3158 | 3212 | 3409 | 3683 | 4280 |
Better Fuel Economy Factory Ratios Increased Power
