Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/65-15 | 225/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.05 (712.5) | 28.29 (718.5) | 0.24 (6) 0.8% |
| Width inches (mm) | 10.04 (255) | 8.86 (225) | -1.18 (-30) -11.8% |
| Circum. inches (mm) | 88.13 (2238.38) | 88.87 (2257.23) | 0.74 (18.85) 0.8% |
| Sidewall Height inches (mm) | 6.53 (165.75) | 6.64 (168.75) | 0.12 (3) 1.8% |
| Revolutions per mile (km) | 718.98 (446.75) | 712.97 (443.02) | -6 (-3.73) -0.8% |
225/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.17 mph (32.46 km/h) |
| 25 mph (40.23 km/h) | 25.21 mph (40.57 km/h) |
| 30 mph (48.28 km/h) | 30.25 mph (48.69 km/h) |
| 35 mph (56.33 km/h) | 35.29 mph (56.8 km/h) |
| 40 mph (64.37 km/h) | 40.34 mph (64.92 km/h) |
| 45 mph (72.42 km/h) | 45.38 mph (73.03 km/h) |
| 50 mph (80.47 km/h) | 50.42 mph (81.14 km/h) |
| 55 mph (88.51 km/h) | 55.46 mph (89.26 km/h) |
| 60 mph (96.56 km/h) | 60.51 mph (97.37 km/h) |
| 65 mph (104.61 km/h) | 65.55 mph (105.49 km/h) |
| 70 mph (112.65 km/h) | 70.59 mph (113.6 km/h) |
| 75 mph (120.7 km/h) | 75.63 mph (121.72 km/h) |
| 80 mph (128.75 km/h) | 80.67 mph (129.83 km/h) |
| 85 mph (136.79 km/h) | 85.72 mph (137.95 km/h) |
| 90 mph (144.84 km/h) | 90.76 mph (146.06 km/h) |
| 95 mph (152.89 km/h) | 95.8 mph (154.18 km/h) |
| 100 mph (160.93 km/h) | 100.84 mph (162.29 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2108 | 2270 | 2370 | 2478 | 2556 | 2640 | 2741 | 2880 | 3019 | 3173 | 3297 | 3521 | 3768 | 3961 | 4084 | 4154 | 4409 | 4764 | 5536 |
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