Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/70-15 | 215/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.95 (710) | 27.7 (703.5) | -0.26 (-6.5) -0.9% |
| Width inches (mm) | 9.25 (235) | 8.46 (215) | -0.79 (-20) -8.5% |
| Circum. inches (mm) | 87.82 (2230.53) | 87.01 (2210.11) | -0.8 (-20.42) -0.9% |
| Sidewall Height inches (mm) | 6.48 (164.5) | 6.35 (161.25) | -0.13 (-3.25) -2% |
| Revolutions per mile (km) | 721.51 (448.32) | 728.17 (452.47) | 6.67 (4.14) 0.9% |
215/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.82 mph (31.89 km/h) |
| 25 mph (40.23 km/h) | 24.77 mph (39.87 km/h) |
| 30 mph (48.28 km/h) | 29.73 mph (47.84 km/h) |
| 35 mph (56.33 km/h) | 34.68 mph (55.81 km/h) |
| 40 mph (64.37 km/h) | 39.63 mph (63.78 km/h) |
| 45 mph (72.42 km/h) | 44.59 mph (71.76 km/h) |
| 50 mph (80.47 km/h) | 49.54 mph (79.73 km/h) |
| 55 mph (88.51 km/h) | 54.5 mph (87.7 km/h) |
| 60 mph (96.56 km/h) | 59.45 mph (95.68 km/h) |
| 65 mph (104.61 km/h) | 64.4 mph (103.65 km/h) |
| 70 mph (112.65 km/h) | 69.36 mph (111.62 km/h) |
| 75 mph (120.7 km/h) | 74.31 mph (119.6 km/h) |
| 80 mph (128.75 km/h) | 79.27 mph (127.57 km/h) |
| 85 mph (136.79 km/h) | 84.22 mph (135.54 km/h) |
| 90 mph (144.84 km/h) | 89.18 mph (143.52 km/h) |
| 95 mph (152.89 km/h) | 94.13 mph (151.49 km/h) |
| 100 mph (160.93 km/h) | 99.08 mph (159.46 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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