Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/35-18 | 205/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.93 (607.7) | 23.46 (595.8) | -0.47 (-11.9) -2% |
| Width inches (mm) | 8.46 (215) | 8.07 (205) | -0.39 (-10) -4.7% |
| Circum. inches (mm) | 75.16 (1909.15) | 73.69 (1871.76) | -1.47 (-37.38) -2% |
| Sidewall Height inches (mm) | 2.96 (75.25) | 3.23 (82) | 0.27 (6.75) 9% |
| Revolutions per mile (km) | 842.97 (523.79) | 859.8 (534.26) | 16.84 (10.46) 2% |
205/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.61 mph (31.56 km/h) |
| 25 mph (40.23 km/h) | 24.51 mph (39.45 km/h) |
| 30 mph (48.28 km/h) | 29.41 mph (47.33 km/h) |
| 35 mph (56.33 km/h) | 34.31 mph (55.22 km/h) |
| 40 mph (64.37 km/h) | 39.22 mph (63.11 km/h) |
| 45 mph (72.42 km/h) | 44.12 mph (71 km/h) |
| 50 mph (80.47 km/h) | 49.02 mph (78.89 km/h) |
| 55 mph (88.51 km/h) | 53.92 mph (86.78 km/h) |
| 60 mph (96.56 km/h) | 58.83 mph (94.67 km/h) |
| 65 mph (104.61 km/h) | 63.73 mph (102.56 km/h) |
| 70 mph (112.65 km/h) | 68.63 mph (110.45 km/h) |
| 75 mph (120.7 km/h) | 73.53 mph (118.34 km/h) |
| 80 mph (128.75 km/h) | 78.43 mph (126.23 km/h) |
| 85 mph (136.79 km/h) | 83.34 mph (134.12 km/h) |
| 90 mph (144.84 km/h) | 88.24 mph (142 km/h) |
| 95 mph (152.89 km/h) | 93.14 mph (149.89 km/h) |
| 100 mph (160.93 km/h) | 98.04 mph (157.78 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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