Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-19 | 215/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.13 (714.6) | 26.31 (668.3) | -1.82 (-46.3) -6.5% |
| Width inches (mm) | 5.71 (145) | 8.46 (215) | 2.76 (70) 48.3% |
| Circum. inches (mm) | 88.39 (2244.98) | 82.66 (2099.53) | -5.73 (-145.46) -6.5% |
| Sidewall Height inches (mm) | 4.57 (116) | 4.66 (118.25) | 0.09 (2.25) 1.9% |
| Revolutions per mile (km) | 716.86 (445.44) | 766.53 (476.3) | 49.66 (30.86) 6.9% |
215/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.7 mph (30.1 km/h) |
| 25 mph (40.23 km/h) | 23.38 mph (37.63 km/h) |
| 30 mph (48.28 km/h) | 28.06 mph (45.15 km/h) |
| 35 mph (56.33 km/h) | 32.73 mph (52.68 km/h) |
| 40 mph (64.37 km/h) | 37.41 mph (60.2 km/h) |
| 45 mph (72.42 km/h) | 42.08 mph (67.73 km/h) |
| 50 mph (80.47 km/h) | 46.76 mph (75.25 km/h) |
| 55 mph (88.51 km/h) | 51.44 mph (82.78 km/h) |
| 60 mph (96.56 km/h) | 56.11 mph (90.3 km/h) |
| 65 mph (104.61 km/h) | 60.79 mph (97.83 km/h) |
| 70 mph (112.65 km/h) | 65.46 mph (105.36 km/h) |
| 75 mph (120.7 km/h) | 70.14 mph (112.88 km/h) |
| 80 mph (128.75 km/h) | 74.82 mph (120.41 km/h) |
| 85 mph (136.79 km/h) | 79.49 mph (127.93 km/h) |
| 90 mph (144.84 km/h) | 84.17 mph (135.46 km/h) |
| 95 mph (152.89 km/h) | 88.84 mph (142.98 km/h) |
| 100 mph (160.93 km/h) | 93.52 mph (150.51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1951 | 2266 | 2440 | 2548 | 2665 | 2748 | 2839 | 2947 | 3096 | 3246 | 3412 | 3544 | 3785 | 4051 | 4258 | 4391 | 4466 | 4740 | 5122 | 5952 |
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