Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/50-17 | 225/25-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.09 (611.8) | 21.43 (544.3) | -2.66 (-67.5) -11% |
| Width inches (mm) | 7.09 (180) | 8.86 (225) | 1.77 (45) 25% |
| Circum. inches (mm) | 75.67 (1922.03) | 67.32 (1709.97) | -8.35 (-212.06) -11% |
| Sidewall Height inches (mm) | 3.54 (90) | 2.21 (56.25) | -1.33 (-33.75) -37.5% |
| Revolutions per mile (km) | 837.32 (520.28) | 941.15 (584.8) | 103.84 (64.52) 12.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.79 mph (28.64 km/h) |
| 25 mph (40.23 km/h) | 22.24 mph (35.79 km/h) |
| 30 mph (48.28 km/h) | 26.69 mph (42.95 km/h) |
| 35 mph (56.33 km/h) | 31.14 mph (50.11 km/h) |
| 40 mph (64.37 km/h) | 35.59 mph (57.27 km/h) |
| 45 mph (72.42 km/h) | 40.04 mph (64.43 km/h) |
| 50 mph (80.47 km/h) | 44.48 mph (71.59 km/h) |
| 55 mph (88.51 km/h) | 48.93 mph (78.75 km/h) |
| 60 mph (96.56 km/h) | 53.38 mph (85.91 km/h) |
| 65 mph (104.61 km/h) | 57.83 mph (93.07 km/h) |
| 70 mph (112.65 km/h) | 62.28 mph (100.23 km/h) |
| 75 mph (120.7 km/h) | 66.73 mph (107.38 km/h) |
| 80 mph (128.75 km/h) | 71.17 mph (114.54 km/h) |
| 85 mph (136.79 km/h) | 75.62 mph (121.7 km/h) |
| 90 mph (144.84 km/h) | 80.07 mph (128.86 km/h) |
| 95 mph (152.89 km/h) | 84.52 mph (136.02 km/h) |
| 100 mph (160.93 km/h) | 88.97 mph (143.18 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
