Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 28/9-15 | 215/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.98 (710.76) | 27.7 (703.5) | -0.29 (-7.26) -1% |
| Width inches (mm) | 9.02 (229) | 8.46 (215) | -0.55 (-14) -6.1% |
| Circum. inches (mm) | 87.91 (2232.92) | 87.01 (2210.11) | -0.9 (-22.81) -1% |
| Sidewall Height inches (mm) | 6.49 (164.88) | 6.35 (161.25) | -0.14 (-3.63) -2.2% |
| Revolutions per mile (km) | 720.74 (447.84) | 728.17 (452.47) | 7.44 (4.62) 1% |
215/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.8 mph (31.86 km/h) |
| 25 mph (40.23 km/h) | 24.74 mph (39.82 km/h) |
| 30 mph (48.28 km/h) | 29.69 mph (47.79 km/h) |
| 35 mph (56.33 km/h) | 34.64 mph (55.75 km/h) |
| 40 mph (64.37 km/h) | 39.59 mph (63.72 km/h) |
| 45 mph (72.42 km/h) | 44.54 mph (71.68 km/h) |
| 50 mph (80.47 km/h) | 49.49 mph (79.65 km/h) |
| 55 mph (88.51 km/h) | 54.44 mph (87.61 km/h) |
| 60 mph (96.56 km/h) | 59.39 mph (95.57 km/h) |
| 65 mph (104.61 km/h) | 64.34 mph (103.54 km/h) |
| 70 mph (112.65 km/h) | 69.28 mph (111.5 km/h) |
| 75 mph (120.7 km/h) | 74.23 mph (119.47 km/h) |
| 80 mph (128.75 km/h) | 79.18 mph (127.43 km/h) |
| 85 mph (136.79 km/h) | 84.13 mph (135.4 km/h) |
| 90 mph (144.84 km/h) | 89.08 mph (143.36 km/h) |
| 95 mph (152.89 km/h) | 94.03 mph (151.33 km/h) |
| 100 mph (160.93 km/h) | 98.98 mph (159.29 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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