Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 220/70-14 | 225/75-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.13 (663.6) | 30.29 (769.3) | 4.16 (105.7) 15.9% |
| Width inches (mm) | 8.66 (220) | 8.86 (225) | 0.2 (5) 2.3% |
| Circum. inches (mm) | 82.08 (2084.76) | 95.15 (2416.83) | 13.07 (332.07) 15.9% |
| Sidewall Height inches (mm) | 6.06 (154) | 6.64 (168.75) | 0.58 (14.75) 9.6% |
| Revolutions per mile (km) | 771.96 (479.67) | 665.89 (413.76) | -106.06 (-65.91) -13.7% |
225/75-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.19 mph (37.31 km/h) |
| 25 mph (40.23 km/h) | 28.98 mph (46.64 km/h) |
| 30 mph (48.28 km/h) | 34.78 mph (55.97 km/h) |
| 35 mph (56.33 km/h) | 40.57 mph (65.3 km/h) |
| 40 mph (64.37 km/h) | 46.37 mph (74.63 km/h) |
| 45 mph (72.42 km/h) | 52.17 mph (83.96 km/h) |
| 50 mph (80.47 km/h) | 57.96 mph (93.28 km/h) |
| 55 mph (88.51 km/h) | 63.76 mph (102.61 km/h) |
| 60 mph (96.56 km/h) | 69.56 mph (111.94 km/h) |
| 65 mph (104.61 km/h) | 75.35 mph (121.27 km/h) |
| 70 mph (112.65 km/h) | 81.15 mph (130.6 km/h) |
| 75 mph (120.7 km/h) | 86.95 mph (139.93 km/h) |
| 80 mph (128.75 km/h) | 92.74 mph (149.26 km/h) |
| 85 mph (136.79 km/h) | 98.54 mph (158.58 km/h) |
| 90 mph (144.84 km/h) | 104.34 mph (167.91 km/h) |
| 95 mph (152.89 km/h) | 110.13 mph (177.24 km/h) |
| 100 mph (160.93 km/h) | 115.93 mph (186.57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1695 | 1969 | 2120 | 2214 | 2315 | 2387 | 2466 | 2560 | 2690 | 2819 | 2964 | 3079 | 3288 | 3519 | 3699 | 3815 | 3879 | 4117 | 4449 | 5170 |
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