Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 205/65-16 | 215/55-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.49 (672.9) | 27.31 (693.7) | 0.82 (20.8) 3.1% |
| Width inches (mm) | 8.07 (205) | 8.46 (215) | 0.39 (10) 4.9% |
| Circum. inches (mm) | 83.23 (2113.98) | 85.8 (2179.32) | 2.57 (65.35) 3.1% |
| Sidewall Height inches (mm) | 5.25 (133.25) | 4.66 (118.25) | -0.59 (-15) -11.3% |
| Revolutions per mile (km) | 761.29 (473.04) | 738.46 (458.86) | -22.83 (-14.18) -3% |
215/55-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.62 mph (33.18 km/h) |
| 25 mph (40.23 km/h) | 25.77 mph (41.48 km/h) |
| 30 mph (48.28 km/h) | 30.93 mph (49.77 km/h) |
| 35 mph (56.33 km/h) | 36.08 mph (58.07 km/h) |
| 40 mph (64.37 km/h) | 41.24 mph (66.36 km/h) |
| 45 mph (72.42 km/h) | 46.39 mph (74.66 km/h) |
| 50 mph (80.47 km/h) | 51.55 mph (82.95 km/h) |
| 55 mph (88.51 km/h) | 56.7 mph (91.25 km/h) |
| 60 mph (96.56 km/h) | 61.85 mph (99.55 km/h) |
| 65 mph (104.61 km/h) | 67.01 mph (107.84 km/h) |
| 70 mph (112.65 km/h) | 72.16 mph (116.14 km/h) |
| 75 mph (120.7 km/h) | 77.32 mph (124.43 km/h) |
| 80 mph (128.75 km/h) | 82.47 mph (132.73 km/h) |
| 85 mph (136.79 km/h) | 87.63 mph (141.02 km/h) |
| 90 mph (144.84 km/h) | 92.78 mph (149.32 km/h) |
| 95 mph (152.89 km/h) | 97.94 mph (157.61 km/h) |
| 100 mph (160.93 km/h) | 103.09 mph (165.91 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1879 | 2183 | 2351 | 2455 | 2567 | 2647 | 2735 | 2839 | 2983 | 3127 | 3287 | 3415 | 3647 | 3902 | 4102 | 4230 | 4302 | 4566 | 4934 | 5734 |
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