Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/45-17 | 225/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.26 (616.3) | 24.09 (611.8) | -0.18 (-4.5) -0.7% |
| Width inches (mm) | 8.07 (205) | 8.86 (225) | 0.79 (20) 9.8% |
| Circum. inches (mm) | 76.23 (1936.16) | 75.67 (1922.03) | -0.56 (-14.14) -0.7% |
| Sidewall Height inches (mm) | 3.63 (92.25) | 3.54 (90) | -0.09 (-2.25) -2.4% |
| Revolutions per mile (km) | 831.2 (516.48) | 837.32 (520.28) | 6.11 (3.8) 0.7% |
225/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.85 mph (31.95 km/h) |
| 25 mph (40.23 km/h) | 24.82 mph (39.94 km/h) |
| 30 mph (48.28 km/h) | 29.78 mph (47.93 km/h) |
| 35 mph (56.33 km/h) | 34.74 mph (55.92 km/h) |
| 40 mph (64.37 km/h) | 39.71 mph (63.9 km/h) |
| 45 mph (72.42 km/h) | 44.67 mph (71.89 km/h) |
| 50 mph (80.47 km/h) | 49.63 mph (79.88 km/h) |
| 55 mph (88.51 km/h) | 54.6 mph (87.87 km/h) |
| 60 mph (96.56 km/h) | 59.56 mph (95.86 km/h) |
| 65 mph (104.61 km/h) | 64.53 mph (103.84 km/h) |
| 70 mph (112.65 km/h) | 69.49 mph (111.83 km/h) |
| 75 mph (120.7 km/h) | 74.45 mph (119.82 km/h) |
| 80 mph (128.75 km/h) | 79.42 mph (127.81 km/h) |
| 85 mph (136.79 km/h) | 84.38 mph (135.8 km/h) |
| 90 mph (144.84 km/h) | 89.34 mph (143.78 km/h) |
| 95 mph (152.89 km/h) | 94.31 mph (151.77 km/h) |
| 100 mph (160.93 km/h) | 99.27 mph (159.76 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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