Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/82-15 | 225/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 28.29 (718.5) | 2.63 (66.9) 10.3% |
| Width inches (mm) | 6.5 (165) | 8.86 (225) | 2.36 (60) 36.4% |
| Circum. inches (mm) | 80.59 (2047.06) | 88.87 (2257.23) | 8.27 (210.17) 10.3% |
| Sidewall Height inches (mm) | 5.33 (135.3) | 6.64 (168.75) | 1.32 (33.45) 24.7% |
| Revolutions per mile (km) | 786.17 (488.5) | 712.97 (443.02) | -73.2 (-45.48) -9.3% |
225/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.05 mph (35.49 km/h) |
| 25 mph (40.23 km/h) | 27.57 mph (44.36 km/h) |
| 30 mph (48.28 km/h) | 33.08 mph (53.24 km/h) |
| 35 mph (56.33 km/h) | 38.59 mph (62.11 km/h) |
| 40 mph (64.37 km/h) | 44.11 mph (70.98 km/h) |
| 45 mph (72.42 km/h) | 49.62 mph (79.86 km/h) |
| 50 mph (80.47 km/h) | 55.13 mph (88.73 km/h) |
| 55 mph (88.51 km/h) | 60.65 mph (97.6 km/h) |
| 60 mph (96.56 km/h) | 66.16 mph (106.47 km/h) |
| 65 mph (104.61 km/h) | 71.67 mph (115.35 km/h) |
| 70 mph (112.65 km/h) | 77.19 mph (124.22 km/h) |
| 75 mph (120.7 km/h) | 82.7 mph (133.09 km/h) |
| 80 mph (128.75 km/h) | 88.21 mph (141.97 km/h) |
| 85 mph (136.79 km/h) | 93.73 mph (150.84 km/h) |
| 90 mph (144.84 km/h) | 99.24 mph (159.71 km/h) |
| 95 mph (152.89 km/h) | 104.75 mph (168.59 km/h) |
| 100 mph (160.93 km/h) | 110.27 mph (177.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2108 | 2270 | 2370 | 2478 | 2556 | 2640 | 2741 | 2880 | 3019 | 3173 | 3297 | 3521 | 3768 | 3961 | 4084 | 4154 | 4409 | 4764 | 5536 |
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