Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/65-17 | 65/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.52 (724.3) | 20.33 (516.3) | -8.19 (-208) -28.7% |
| Width inches (mm) | 8.86 (225) | 2.56 (65) | -6.3 (-160) -71.1% |
| Circum. inches (mm) | 89.58 (2275.46) | 63.86 (1622) | -25.73 (-653.45) -28.7% |
| Sidewall Height inches (mm) | 5.76 (146.25) | 1.66 (42.25) | -4.09 (-104) -71.1% |
| Revolutions per mile (km) | 707.26 (439.47) | 992.19 (616.52) | 284.93 (177.05) 40.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 14.26 mph (22.94 km/h) |
| 25 mph (40.23 km/h) | 17.82 mph (28.68 km/h) |
| 30 mph (48.28 km/h) | 21.38 mph (34.42 km/h) |
| 35 mph (56.33 km/h) | 24.95 mph (40.15 km/h) |
| 40 mph (64.37 km/h) | 28.51 mph (45.89 km/h) |
| 45 mph (72.42 km/h) | 32.08 mph (51.62 km/h) |
| 50 mph (80.47 km/h) | 35.64 mph (57.36 km/h) |
| 55 mph (88.51 km/h) | 39.21 mph (63.1 km/h) |
| 60 mph (96.56 km/h) | 42.77 mph (68.83 km/h) |
| 65 mph (104.61 km/h) | 46.33 mph (74.57 km/h) |
| 70 mph (112.65 km/h) | 49.9 mph (80.3 km/h) |
| 75 mph (120.7 km/h) | 53.46 mph (86.04 km/h) |
| 80 mph (128.75 km/h) | 57.03 mph (91.77 km/h) |
| 85 mph (136.79 km/h) | 60.59 mph (97.51 km/h) |
| 90 mph (144.84 km/h) | 64.15 mph (103.25 km/h) |
| 95 mph (152.89 km/h) | 67.72 mph (108.98 km/h) |
| 100 mph (160.93 km/h) | 71.28 mph (114.72 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
