Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-16 | 225/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.09 (586.4) | 24.97 (634.3) | 1.89 (47.9) 8.2% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 72.53 (1842.23) | 78.45 (1992.71) | 5.92 (150.48) 8.2% |
| Sidewall Height inches (mm) | 3.54 (90) | 3.99 (101.25) | 0.44 (11.25) 12.5% |
| Revolutions per mile (km) | 873.58 (542.82) | 807.61 (501.83) | -65.97 (-40.99) -7.6% |
225/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.63 mph (34.82 km/h) |
| 25 mph (40.23 km/h) | 27.04 mph (43.52 km/h) |
| 30 mph (48.28 km/h) | 32.45 mph (52.22 km/h) |
| 35 mph (56.33 km/h) | 37.86 mph (60.93 km/h) |
| 40 mph (64.37 km/h) | 43.27 mph (69.63 km/h) |
| 45 mph (72.42 km/h) | 48.68 mph (78.34 km/h) |
| 50 mph (80.47 km/h) | 54.08 mph (87.04 km/h) |
| 55 mph (88.51 km/h) | 59.49 mph (95.74 km/h) |
| 60 mph (96.56 km/h) | 64.9 mph (104.45 km/h) |
| 65 mph (104.61 km/h) | 70.31 mph (113.15 km/h) |
| 70 mph (112.65 km/h) | 75.72 mph (121.86 km/h) |
| 75 mph (120.7 km/h) | 81.13 mph (130.56 km/h) |
| 80 mph (128.75 km/h) | 86.53 mph (139.26 km/h) |
| 85 mph (136.79 km/h) | 91.94 mph (147.97 km/h) |
| 90 mph (144.84 km/h) | 97.35 mph (156.67 km/h) |
| 95 mph (152.89 km/h) | 102.76 mph (165.38 km/h) |
| 100 mph (160.93 km/h) | 108.17 mph (174.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2055 | 2388 | 2571 | 2685 | 2807 | 2895 | 2991 | 3105 | 3262 | 3420 | 3594 | 3734 | 3988 | 4268 | 4487 | 4626 | 4705 | 4994 | 5396 | 6271 |
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