Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/80-16 | 225/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.87 (606.4) | 26.74 (679.3) | 2.87 (72.9) 12% |
| Width inches (mm) | 4.92 (125) | 8.86 (225) | 3.94 (100) 80% |
| Circum. inches (mm) | 75 (1905.06) | 84.02 (2134.08) | 9.02 (229.02) 12% |
| Sidewall Height inches (mm) | 3.94 (100) | 4.87 (123.75) | 0.94 (23.75) 23.8% |
| Revolutions per mile (km) | 844.77 (524.92) | 754.11 (468.58) | -90.66 (-56.33) -10.7% |
225/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.4 mph (36.06 km/h) |
| 25 mph (40.23 km/h) | 28.01 mph (45.07 km/h) |
| 30 mph (48.28 km/h) | 33.61 mph (54.08 km/h) |
| 35 mph (56.33 km/h) | 39.21 mph (63.1 km/h) |
| 40 mph (64.37 km/h) | 44.81 mph (72.11 km/h) |
| 45 mph (72.42 km/h) | 50.41 mph (81.13 km/h) |
| 50 mph (80.47 km/h) | 56.01 mph (90.14 km/h) |
| 55 mph (88.51 km/h) | 61.61 mph (99.16 km/h) |
| 60 mph (96.56 km/h) | 67.21 mph (108.17 km/h) |
| 65 mph (104.61 km/h) | 72.81 mph (117.18 km/h) |
| 70 mph (112.65 km/h) | 78.42 mph (126.2 km/h) |
| 75 mph (120.7 km/h) | 84.02 mph (135.21 km/h) |
| 80 mph (128.75 km/h) | 89.62 mph (144.23 km/h) |
| 85 mph (136.79 km/h) | 95.22 mph (153.24 km/h) |
| 90 mph (144.84 km/h) | 100.82 mph (162.25 km/h) |
| 95 mph (152.89 km/h) | 106.42 mph (171.27 km/h) |
| 100 mph (160.93 km/h) | 112.02 mph (180.28 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1919 | 2229 | 2401 | 2507 | 2621 | 2703 | 2793 | 2899 | 3046 | 3193 | 3356 | 3487 | 3724 | 3985 | 4189 | 4320 | 4393 | 4663 | 5039 | 5855 |
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