Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/35-18 | 215/55-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.93 (607.7) | 27.31 (693.7) | 3.39 (86) 14.2% |
| Width inches (mm) | 8.46 (215) | 8.46 (215) | 0 (0) 0% |
| Circum. inches (mm) | 75.16 (1909.15) | 85.8 (2179.32) | 10.64 (270.18) 14.2% |
| Sidewall Height inches (mm) | 2.96 (75.25) | 4.66 (118.25) | 1.69 (43) 57.1% |
| Revolutions per mile (km) | 842.97 (523.79) | 738.46 (458.86) | -104.5 (-64.94) -12.4% |
215/55-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.83 mph (36.74 km/h) |
| 25 mph (40.23 km/h) | 28.54 mph (45.93 km/h) |
| 30 mph (48.28 km/h) | 34.25 mph (55.11 km/h) |
| 35 mph (56.33 km/h) | 39.95 mph (64.3 km/h) |
| 40 mph (64.37 km/h) | 45.66 mph (73.48 km/h) |
| 45 mph (72.42 km/h) | 51.37 mph (82.67 km/h) |
| 50 mph (80.47 km/h) | 57.08 mph (91.85 km/h) |
| 55 mph (88.51 km/h) | 62.78 mph (101.04 km/h) |
| 60 mph (96.56 km/h) | 68.49 mph (110.23 km/h) |
| 65 mph (104.61 km/h) | 74.2 mph (119.41 km/h) |
| 70 mph (112.65 km/h) | 79.91 mph (128.6 km/h) |
| 75 mph (120.7 km/h) | 85.61 mph (137.78 km/h) |
| 80 mph (128.75 km/h) | 91.32 mph (146.97 km/h) |
| 85 mph (136.79 km/h) | 97.03 mph (156.15 km/h) |
| 90 mph (144.84 km/h) | 102.74 mph (165.34 km/h) |
| 95 mph (152.89 km/h) | 108.44 mph (174.52 km/h) |
| 100 mph (160.93 km/h) | 114.15 mph (183.71 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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