Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/90-16 | 225/55-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.28 (667.4) | 28.74 (730.1) | 2.47 (62.7) 9.4% |
| Width inches (mm) | 5.71 (145) | 8.86 (225) | 3.15 (80) 55.2% |
| Circum. inches (mm) | 82.55 (2096.7) | 90.3 (2293.68) | 7.76 (196.98) 9.4% |
| Sidewall Height inches (mm) | 5.14 (130.5) | 4.87 (123.75) | -0.27 (-6.75) -5.2% |
| Revolutions per mile (km) | 767.56 (476.94) | 701.64 (435.98) | -65.92 (-40.96) -8.6% |
225/55-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.88 mph (35.21 km/h) |
| 25 mph (40.23 km/h) | 27.35 mph (44.01 km/h) |
| 30 mph (48.28 km/h) | 32.82 mph (52.82 km/h) |
| 35 mph (56.33 km/h) | 38.29 mph (61.62 km/h) |
| 40 mph (64.37 km/h) | 43.76 mph (70.42 km/h) |
| 45 mph (72.42 km/h) | 49.23 mph (79.22 km/h) |
| 50 mph (80.47 km/h) | 54.7 mph (88.03 km/h) |
| 55 mph (88.51 km/h) | 60.17 mph (96.83 km/h) |
| 60 mph (96.56 km/h) | 65.64 mph (105.63 km/h) |
| 65 mph (104.61 km/h) | 71.11 mph (114.44 km/h) |
| 70 mph (112.65 km/h) | 76.58 mph (123.24 km/h) |
| 75 mph (120.7 km/h) | 82.05 mph (132.04 km/h) |
| 80 mph (128.75 km/h) | 87.52 mph (140.84 km/h) |
| 85 mph (136.79 km/h) | 92.99 mph (149.65 km/h) |
| 90 mph (144.84 km/h) | 98.46 mph (158.45 km/h) |
| 95 mph (152.89 km/h) | 103.92 mph (167.25 km/h) |
| 100 mph (160.93 km/h) | 109.39 mph (176.05 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1786 | 2074 | 2234 | 2333 | 2439 | 2515 | 2599 | 2697 | 2834 | 2971 | 3123 | 3244 | 3465 | 3708 | 3898 | 4019 | 4088 | 4339 | 4688 | 5448 |
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