Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/40-17 | 225/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.46 (595.8) | 24.09 (611.8) | 0.63 (16) 2.7% |
| Width inches (mm) | 8.07 (205) | 8.86 (225) | 0.79 (20) 9.8% |
| Circum. inches (mm) | 73.69 (1871.76) | 75.67 (1922.03) | 1.98 (50.27) 2.7% |
| Sidewall Height inches (mm) | 3.23 (82) | 3.54 (90) | 0.31 (8) 9.8% |
| Revolutions per mile (km) | 859.8 (534.26) | 837.32 (520.28) | -22.49 (-13.97) -2.6% |
225/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.54 mph (33.05 km/h) |
| 25 mph (40.23 km/h) | 25.67 mph (41.31 km/h) |
| 30 mph (48.28 km/h) | 30.81 mph (49.58 km/h) |
| 35 mph (56.33 km/h) | 35.94 mph (57.84 km/h) |
| 40 mph (64.37 km/h) | 41.07 mph (66.1 km/h) |
| 45 mph (72.42 km/h) | 46.21 mph (74.37 km/h) |
| 50 mph (80.47 km/h) | 51.34 mph (82.63 km/h) |
| 55 mph (88.51 km/h) | 56.48 mph (90.89 km/h) |
| 60 mph (96.56 km/h) | 61.61 mph (99.15 km/h) |
| 65 mph (104.61 km/h) | 66.75 mph (107.42 km/h) |
| 70 mph (112.65 km/h) | 71.88 mph (115.68 km/h) |
| 75 mph (120.7 km/h) | 77.01 mph (123.94 km/h) |
| 80 mph (128.75 km/h) | 82.15 mph (132.21 km/h) |
| 85 mph (136.79 km/h) | 87.28 mph (140.47 km/h) |
| 90 mph (144.84 km/h) | 92.42 mph (148.73 km/h) |
| 95 mph (152.89 km/h) | 97.55 mph (156.99 km/h) |
| 100 mph (160.93 km/h) | 102.69 mph (165.26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2131 | 2475 | 2666 | 2784 | 2911 | 3001 | 3101 | 3219 | 3382 | 3545 | 3727 | 3872 | 4135 | 4425 | 4652 | 4797 | 4878 | 5177 | 5595 | 6501 |
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