Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/40-17 | 205/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.72 (627.8) | 25.88 (657.3) | 1.16 (29.5) 4.7% |
| Width inches (mm) | 9.65 (245) | 8.07 (205) | -1.57 (-40) -16.3% |
| Circum. inches (mm) | 77.65 (1972.29) | 81.3 (2064.97) | 3.65 (92.68) 4.7% |
| Sidewall Height inches (mm) | 3.86 (98) | 4.44 (112.75) | 0.58 (14.75) 15.1% |
| Revolutions per mile (km) | 815.98 (507.02) | 779.36 (484.27) | -36.62 (-22.76) -4.5% |
205/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.94 mph (33.7 km/h) |
| 25 mph (40.23 km/h) | 26.17 mph (42.12 km/h) |
| 30 mph (48.28 km/h) | 31.41 mph (50.55 km/h) |
| 35 mph (56.33 km/h) | 36.64 mph (58.97 km/h) |
| 40 mph (64.37 km/h) | 41.88 mph (67.4 km/h) |
| 45 mph (72.42 km/h) | 47.11 mph (75.82 km/h) |
| 50 mph (80.47 km/h) | 52.35 mph (84.25 km/h) |
| 55 mph (88.51 km/h) | 57.58 mph (92.67 km/h) |
| 60 mph (96.56 km/h) | 62.82 mph (101.1 km/h) |
| 65 mph (104.61 km/h) | 68.05 mph (109.52 km/h) |
| 70 mph (112.65 km/h) | 73.29 mph (117.95 km/h) |
| 75 mph (120.7 km/h) | 78.52 mph (126.37 km/h) |
| 80 mph (128.75 km/h) | 83.76 mph (134.8 km/h) |
| 85 mph (136.79 km/h) | 88.99 mph (143.22 km/h) |
| 90 mph (144.84 km/h) | 94.23 mph (151.65 km/h) |
| 95 mph (152.89 km/h) | 99.46 mph (160.07 km/h) |
| 100 mph (160.93 km/h) | 104.7 mph (168.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1983 | 2304 | 2481 | 2591 | 2709 | 2794 | 2886 | 2996 | 3148 | 3300 | 3469 | 3604 | 3848 | 4119 | 4330 | 4465 | 4541 | 4819 | 5207 | 6051 |
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