Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/55-15 | 205/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.71 (551.5) | 27.11 (688.5) | 5.39 (137) 24.8% |
| Width inches (mm) | 6.1 (155) | 8.07 (205) | 1.97 (50) 32.3% |
| Circum. inches (mm) | 68.21 (1732.59) | 85.16 (2162.99) | 16.94 (430.4) 24.8% |
| Sidewall Height inches (mm) | 3.36 (85.25) | 6.05 (153.75) | 2.7 (68.5) 80.4% |
| Revolutions per mile (km) | 928.87 (577.17) | 744.04 (462.32) | -184.83 (-114.85) -19.9% |
205/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.97 mph (40.18 km/h) |
| 25 mph (40.23 km/h) | 31.21 mph (50.23 km/h) |
| 30 mph (48.28 km/h) | 37.45 mph (60.27 km/h) |
| 35 mph (56.33 km/h) | 43.69 mph (70.32 km/h) |
| 40 mph (64.37 km/h) | 49.94 mph (80.37 km/h) |
| 45 mph (72.42 km/h) | 56.18 mph (90.41 km/h) |
| 50 mph (80.47 km/h) | 62.42 mph (100.46 km/h) |
| 55 mph (88.51 km/h) | 68.66 mph (110.5 km/h) |
| 60 mph (96.56 km/h) | 74.9 mph (120.55 km/h) |
| 65 mph (104.61 km/h) | 81.15 mph (130.59 km/h) |
| 70 mph (112.65 km/h) | 87.39 mph (140.64 km/h) |
| 75 mph (120.7 km/h) | 93.63 mph (150.68 km/h) |
| 80 mph (128.75 km/h) | 99.87 mph (160.73 km/h) |
| 85 mph (136.79 km/h) | 106.12 mph (170.78 km/h) |
| 90 mph (144.84 km/h) | 112.36 mph (180.82 km/h) |
| 95 mph (152.89 km/h) | 118.6 mph (190.87 km/h) |
| 100 mph (160.93 km/h) | 124.84 mph (200.91 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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