Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/80-15 | 215/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.32 (821) | 27.7 (703.5) | -4.63 (-117.5) -14.3% |
| Width inches (mm) | 10.83 (275) | 8.46 (215) | -2.36 (-60) -21.8% |
| Circum. inches (mm) | 101.55 (2579.25) | 87.01 (2210.11) | -14.53 (-369.14) -14.3% |
| Sidewall Height inches (mm) | 8.66 (220) | 6.35 (161.25) | -2.31 (-58.75) -26.7% |
| Revolutions per mile (km) | 623.96 (387.71) | 728.17 (452.47) | 104.21 (64.76) 16.7% |
215/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.14 mph (27.58 km/h) |
| 25 mph (40.23 km/h) | 21.42 mph (34.48 km/h) |
| 30 mph (48.28 km/h) | 25.71 mph (41.37 km/h) |
| 35 mph (56.33 km/h) | 29.99 mph (48.27 km/h) |
| 40 mph (64.37 km/h) | 34.28 mph (55.16 km/h) |
| 45 mph (72.42 km/h) | 38.56 mph (62.06 km/h) |
| 50 mph (80.47 km/h) | 42.84 mph (68.95 km/h) |
| 55 mph (88.51 km/h) | 47.13 mph (75.85 km/h) |
| 60 mph (96.56 km/h) | 51.41 mph (82.74 km/h) |
| 65 mph (104.61 km/h) | 55.7 mph (89.64 km/h) |
| 70 mph (112.65 km/h) | 59.98 mph (96.53 km/h) |
| 75 mph (120.7 km/h) | 64.27 mph (103.43 km/h) |
| 80 mph (128.75 km/h) | 68.55 mph (110.32 km/h) |
| 85 mph (136.79 km/h) | 72.83 mph (117.22 km/h) |
| 90 mph (144.84 km/h) | 77.12 mph (124.11 km/h) |
| 95 mph (152.89 km/h) | 81.4 mph (131.01 km/h) |
| 100 mph (160.93 km/h) | 85.69 mph (137.9 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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