Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/70-22.5 | 225/70-19.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 36.56 (928.5) | 31.9 (810.3) | -4.65 (-118.2) -12.7% |
| Width inches (mm) | 10.04 (255) | 8.86 (225) | -1.18 (-30) -11.8% |
| Circum. inches (mm) | 114.84 (2916.97) | 100.22 (2545.63) | -14.62 (-371.34) -12.7% |
| Sidewall Height inches (mm) | 7.03 (178.5) | 6.2 (157.5) | -0.83 (-21) -11.8% |
| Revolutions per mile (km) | 551.72 (342.82) | 632.2 (392.83) | 80.48 (50.01) 14.6% |
225/70-19.5 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.45 mph (28.09 km/h) |
| 25 mph (40.23 km/h) | 21.82 mph (35.11 km/h) |
| 30 mph (48.28 km/h) | 26.18 mph (42.13 km/h) |
| 35 mph (56.33 km/h) | 30.54 mph (49.16 km/h) |
| 40 mph (64.37 km/h) | 34.91 mph (56.18 km/h) |
| 45 mph (72.42 km/h) | 39.27 mph (63.2 km/h) |
| 50 mph (80.47 km/h) | 43.63 mph (70.22 km/h) |
| 55 mph (88.51 km/h) | 48 mph (77.25 km/h) |
| 60 mph (96.56 km/h) | 52.36 mph (84.27 km/h) |
| 65 mph (104.61 km/h) | 56.73 mph (91.29 km/h) |
| 70 mph (112.65 km/h) | 61.09 mph (98.31 km/h) |
| 75 mph (120.7 km/h) | 65.45 mph (105.34 km/h) |
| 80 mph (128.75 km/h) | 69.82 mph (112.36 km/h) |
| 85 mph (136.79 km/h) | 74.18 mph (119.38 km/h) |
| 90 mph (144.84 km/h) | 78.54 mph (126.4 km/h) |
| 95 mph (152.89 km/h) | 82.91 mph (133.43 km/h) |
| 100 mph (160.93 km/h) | 87.27 mph (140.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1609 | 1869 | 2013 | 2102 | 2198 | 2266 | 2341 | 2430 | 2554 | 2677 | 2814 | 2923 | 3122 | 3341 | 3512 | 3622 | 3683 | 3909 | 4224 | 4909 |
Better Fuel Economy Factory Ratios Increased Power
