Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 196/65-15 | 205/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.03 (635.8) | 23.46 (595.8) | -1.57 (-40) -6.3% |
| Width inches (mm) | 7.72 (196) | 8.07 (205) | 0.35 (9) 4.6% |
| Circum. inches (mm) | 78.64 (1997.42) | 73.69 (1871.76) | -4.95 (-125.66) -6.3% |
| Sidewall Height inches (mm) | 5.02 (127.4) | 3.23 (82) | -1.79 (-45.4) -35.6% |
| Revolutions per mile (km) | 805.71 (500.64) | 859.8 (534.26) | 54.09 (33.61) 6.7% |
205/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.74 mph (30.16 km/h) |
| 25 mph (40.23 km/h) | 23.43 mph (37.7 km/h) |
| 30 mph (48.28 km/h) | 28.11 mph (45.24 km/h) |
| 35 mph (56.33 km/h) | 32.8 mph (52.78 km/h) |
| 40 mph (64.37 km/h) | 37.48 mph (60.32 km/h) |
| 45 mph (72.42 km/h) | 42.17 mph (67.86 km/h) |
| 50 mph (80.47 km/h) | 46.85 mph (75.4 km/h) |
| 55 mph (88.51 km/h) | 51.54 mph (82.95 km/h) |
| 60 mph (96.56 km/h) | 56.23 mph (90.49 km/h) |
| 65 mph (104.61 km/h) | 60.91 mph (98.03 km/h) |
| 70 mph (112.65 km/h) | 65.6 mph (105.57 km/h) |
| 75 mph (120.7 km/h) | 70.28 mph (113.11 km/h) |
| 80 mph (128.75 km/h) | 74.97 mph (120.65 km/h) |
| 85 mph (136.79 km/h) | 79.65 mph (128.19 km/h) |
| 90 mph (144.84 km/h) | 84.34 mph (135.73 km/h) |
| 95 mph (152.89 km/h) | 89.02 mph (143.27 km/h) |
| 100 mph (160.93 km/h) | 93.71 mph (150.81 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2188 | 2542 | 2737 | 2858 | 2989 | 3082 | 3184 | 3305 | 3473 | 3641 | 3827 | 3976 | 4246 | 4544 | 4776 | 4925 | 5009 | 5316 | 5745 | 6676 |
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