Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/80-17 | 225/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.76 (679.8) | 28.52 (724.3) | 1.75 (44.5) 6.5% |
| Width inches (mm) | 6.1 (155) | 8.86 (225) | 2.76 (70) 45.2% |
| Circum. inches (mm) | 84.08 (2135.65) | 89.58 (2275.46) | 5.5 (139.8) 6.5% |
| Sidewall Height inches (mm) | 4.88 (124) | 5.76 (146.25) | 0.88 (22.25) 17.9% |
| Revolutions per mile (km) | 753.56 (468.24) | 707.26 (439.47) | -46.3 (-28.77) -6.1% |
225/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.31 mph (34.29 km/h) |
| 25 mph (40.23 km/h) | 26.64 mph (42.87 km/h) |
| 30 mph (48.28 km/h) | 31.96 mph (51.44 km/h) |
| 35 mph (56.33 km/h) | 37.29 mph (60.01 km/h) |
| 40 mph (64.37 km/h) | 42.62 mph (68.59 km/h) |
| 45 mph (72.42 km/h) | 47.95 mph (77.16 km/h) |
| 50 mph (80.47 km/h) | 53.27 mph (85.73 km/h) |
| 55 mph (88.51 km/h) | 58.6 mph (94.31 km/h) |
| 60 mph (96.56 km/h) | 63.93 mph (102.88 km/h) |
| 65 mph (104.61 km/h) | 69.25 mph (111.46 km/h) |
| 70 mph (112.65 km/h) | 74.58 mph (120.03 km/h) |
| 75 mph (120.7 km/h) | 79.91 mph (128.6 km/h) |
| 80 mph (128.75 km/h) | 85.24 mph (137.18 km/h) |
| 85 mph (136.79 km/h) | 90.56 mph (145.75 km/h) |
| 90 mph (144.84 km/h) | 95.89 mph (154.32 km/h) |
| 95 mph (152.89 km/h) | 101.22 mph (162.9 km/h) |
| 100 mph (160.93 km/h) | 106.55 mph (171.47 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1800 | 2091 | 2252 | 2351 | 2459 | 2535 | 2619 | 2719 | 2857 | 2995 | 3148 | 3270 | 3492 | 3738 | 3929 | 4052 | 4121 | 4373 | 4726 | 5491 |
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