Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/60-15 | 205/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.74 (603) | 25.88 (657.3) | 2.14 (54.3) 9% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 74.58 (1894.38) | 81.3 (2064.97) | 6.72 (170.59) 9% |
| Sidewall Height inches (mm) | 4.37 (111) | 4.44 (112.75) | 0.07 (1.75) 1.6% |
| Revolutions per mile (km) | 849.54 (527.88) | 779.36 (484.27) | -70.18 (-43.61) -8.3% |
205/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.8 mph (35.09 km/h) |
| 25 mph (40.23 km/h) | 27.25 mph (43.86 km/h) |
| 30 mph (48.28 km/h) | 32.7 mph (52.63 km/h) |
| 35 mph (56.33 km/h) | 38.15 mph (61.4 km/h) |
| 40 mph (64.37 km/h) | 43.6 mph (70.17 km/h) |
| 45 mph (72.42 km/h) | 49.05 mph (78.94 km/h) |
| 50 mph (80.47 km/h) | 54.5 mph (87.71 km/h) |
| 55 mph (88.51 km/h) | 59.95 mph (96.48 km/h) |
| 60 mph (96.56 km/h) | 65.4 mph (105.26 km/h) |
| 65 mph (104.61 km/h) | 70.85 mph (114.03 km/h) |
| 70 mph (112.65 km/h) | 76.3 mph (122.8 km/h) |
| 75 mph (120.7 km/h) | 81.75 mph (131.57 km/h) |
| 80 mph (128.75 km/h) | 87.2 mph (140.34 km/h) |
| 85 mph (136.79 km/h) | 92.65 mph (149.11 km/h) |
| 90 mph (144.84 km/h) | 98.1 mph (157.88 km/h) |
| 95 mph (152.89 km/h) | 103.55 mph (166.66 km/h) |
| 100 mph (160.93 km/h) | 109 mph (175.43 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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