Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/55-17 | 225/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.18 (690.3) | 28.52 (724.3) | 1.34 (34) 4.9% |
| Width inches (mm) | 9.25 (235) | 8.86 (225) | -0.39 (-10) -4.3% |
| Circum. inches (mm) | 85.38 (2168.64) | 89.58 (2275.46) | 4.21 (106.81) 4.9% |
| Sidewall Height inches (mm) | 5.09 (129.25) | 5.76 (146.25) | 0.67 (17) 13.2% |
| Revolutions per mile (km) | 742.1 (461.12) | 707.26 (439.47) | -34.84 (-21.65) -4.7% |
225/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.99 mph (33.77 km/h) |
| 25 mph (40.23 km/h) | 26.23 mph (42.22 km/h) |
| 30 mph (48.28 km/h) | 31.48 mph (50.66 km/h) |
| 35 mph (56.33 km/h) | 36.72 mph (59.1 km/h) |
| 40 mph (64.37 km/h) | 41.97 mph (67.54 km/h) |
| 45 mph (72.42 km/h) | 47.22 mph (75.99 km/h) |
| 50 mph (80.47 km/h) | 52.46 mph (84.43 km/h) |
| 55 mph (88.51 km/h) | 57.71 mph (92.87 km/h) |
| 60 mph (96.56 km/h) | 62.96 mph (101.32 km/h) |
| 65 mph (104.61 km/h) | 68.2 mph (109.76 km/h) |
| 70 mph (112.65 km/h) | 73.45 mph (118.2 km/h) |
| 75 mph (120.7 km/h) | 78.69 mph (126.65 km/h) |
| 80 mph (128.75 km/h) | 83.94 mph (135.09 km/h) |
| 85 mph (136.79 km/h) | 89.19 mph (143.53 km/h) |
| 90 mph (144.84 km/h) | 94.43 mph (151.98 km/h) |
| 95 mph (152.89 km/h) | 99.68 mph (160.42 km/h) |
| 100 mph (160.93 km/h) | 104.93 mph (168.86 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 |
Better Fuel Economy Factory Ratios Increased Power
