Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 230/60-15 | 215/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.87 (657) | 27.7 (703.5) | 1.83 (46.5) 7.1% |
| Width inches (mm) | 9.06 (230) | 8.46 (215) | -0.59 (-15) -6.5% |
| Circum. inches (mm) | 81.26 (2064.03) | 87.01 (2210.11) | 5.75 (146.08) 7.1% |
| Sidewall Height inches (mm) | 5.43 (138) | 6.35 (161.25) | 0.92 (23.25) 16.8% |
| Revolutions per mile (km) | 779.71 (484.49) | 728.17 (452.47) | -51.54 (-32.02) -6.6% |
215/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.42 mph (34.47 km/h) |
| 25 mph (40.23 km/h) | 26.77 mph (43.08 km/h) |
| 30 mph (48.28 km/h) | 32.12 mph (51.7 km/h) |
| 35 mph (56.33 km/h) | 37.48 mph (60.31 km/h) |
| 40 mph (64.37 km/h) | 42.83 mph (68.93 km/h) |
| 45 mph (72.42 km/h) | 48.18 mph (77.55 km/h) |
| 50 mph (80.47 km/h) | 53.54 mph (86.16 km/h) |
| 55 mph (88.51 km/h) | 58.89 mph (94.78 km/h) |
| 60 mph (96.56 km/h) | 64.25 mph (103.4 km/h) |
| 65 mph (104.61 km/h) | 69.6 mph (112.01 km/h) |
| 70 mph (112.65 km/h) | 74.95 mph (120.63 km/h) |
| 75 mph (120.7 km/h) | 80.31 mph (129.24 km/h) |
| 80 mph (128.75 km/h) | 85.66 mph (137.86 km/h) |
| 85 mph (136.79 km/h) | 91.02 mph (146.48 km/h) |
| 90 mph (144.84 km/h) | 96.37 mph (155.09 km/h) |
| 95 mph (152.89 km/h) | 101.72 mph (163.71 km/h) |
| 100 mph (160.93 km/h) | 107.08 mph (172.33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1853 | 2153 | 2318 | 2421 | 2531 | 2610 | 2697 | 2799 | 2941 | 3083 | 3241 | 3367 | 3596 | 3848 | 4045 | 4171 | 4242 | 4503 | 4865 | 5654 |
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