Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/70-15 | 225/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.4 (696) | 28.29 (718.5) | 0.89 (22.5) 3.2% |
| Width inches (mm) | 8.86 (225) | 8.86 (225) | 0 (0) 0% |
| Circum. inches (mm) | 86.08 (2186.55) | 88.87 (2257.23) | 2.78 (70.69) 3.2% |
| Sidewall Height inches (mm) | 6.2 (157.5) | 6.64 (168.75) | 0.44 (11.25) 7.1% |
| Revolutions per mile (km) | 736.02 (457.34) | 712.97 (443.02) | -23.05 (-14.32) -3.1% |
225/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.65 mph (33.23 km/h) |
| 25 mph (40.23 km/h) | 25.81 mph (41.53 km/h) |
| 30 mph (48.28 km/h) | 30.97 mph (49.84 km/h) |
| 35 mph (56.33 km/h) | 36.13 mph (58.15 km/h) |
| 40 mph (64.37 km/h) | 41.29 mph (66.45 km/h) |
| 45 mph (72.42 km/h) | 46.45 mph (74.76 km/h) |
| 50 mph (80.47 km/h) | 51.62 mph (83.07 km/h) |
| 55 mph (88.51 km/h) | 56.78 mph (91.38 km/h) |
| 60 mph (96.56 km/h) | 61.94 mph (99.68 km/h) |
| 65 mph (104.61 km/h) | 67.1 mph (107.99 km/h) |
| 70 mph (112.65 km/h) | 72.26 mph (116.3 km/h) |
| 75 mph (120.7 km/h) | 77.42 mph (124.6 km/h) |
| 80 mph (128.75 km/h) | 82.59 mph (132.91 km/h) |
| 85 mph (136.79 km/h) | 87.75 mph (141.22 km/h) |
| 90 mph (144.84 km/h) | 92.91 mph (149.52 km/h) |
| 95 mph (152.89 km/h) | 98.07 mph (157.83 km/h) |
| 100 mph (160.93 km/h) | 103.23 mph (166.14 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2108 | 2270 | 2370 | 2478 | 2556 | 2640 | 2741 | 2880 | 3019 | 3173 | 3297 | 3521 | 3768 | 3961 | 4084 | 4154 | 4409 | 4764 | 5536 |
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