Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 185/75-15 | 205/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.93 (658.5) | 27.11 (688.5) | 1.18 (30) 4.6% |
| Width inches (mm) | 7.28 (185) | 8.07 (205) | 0.79 (20) 10.8% |
| Circum. inches (mm) | 81.45 (2068.74) | 85.16 (2162.99) | 3.71 (94.25) 4.6% |
| Sidewall Height inches (mm) | 5.46 (138.75) | 6.05 (153.75) | 0.59 (15) 10.8% |
| Revolutions per mile (km) | 777.93 (483.39) | 744.04 (462.32) | -33.9 (-21.06) -4.4% |
205/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.91 mph (33.65 km/h) |
| 25 mph (40.23 km/h) | 26.14 mph (42.07 km/h) |
| 30 mph (48.28 km/h) | 31.37 mph (50.48 km/h) |
| 35 mph (56.33 km/h) | 36.59 mph (58.89 km/h) |
| 40 mph (64.37 km/h) | 41.82 mph (67.31 km/h) |
| 45 mph (72.42 km/h) | 47.05 mph (75.72 km/h) |
| 50 mph (80.47 km/h) | 52.28 mph (84.13 km/h) |
| 55 mph (88.51 km/h) | 57.51 mph (92.55 km/h) |
| 60 mph (96.56 km/h) | 62.73 mph (100.96 km/h) |
| 65 mph (104.61 km/h) | 67.96 mph (109.37 km/h) |
| 70 mph (112.65 km/h) | 73.19 mph (117.79 km/h) |
| 75 mph (120.7 km/h) | 78.42 mph (126.2 km/h) |
| 80 mph (128.75 km/h) | 83.64 mph (134.61 km/h) |
| 85 mph (136.79 km/h) | 88.87 mph (143.03 km/h) |
| 90 mph (144.84 km/h) | 94.1 mph (151.44 km/h) |
| 95 mph (152.89 km/h) | 99.33 mph (159.85 km/h) |
| 100 mph (160.93 km/h) | 104.56 mph (168.27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1893 | 2200 | 2369 | 2474 | 2586 | 2667 | 2756 | 2860 | 3005 | 3150 | 3311 | 3440 | 3674 | 3932 | 4133 | 4262 | 4335 | 4601 | 4971 | 5777 |
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