Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-16 | 45/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.33 (668.9) | 18.66 (473.9) | -7.68 (-195) -29.2% |
| Width inches (mm) | 6.89 (175) | 1.77 (45) | -5.12 (-130) -74.3% |
| Circum. inches (mm) | 82.73 (2101.41) | 58.61 (1488.8) | -24.12 (-612.61) -29.2% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 1.33 (33.75) | -3.84 (-97.5) -74.3% |
| Revolutions per mile (km) | 765.84 (475.87) | 1080.97 (671.68) | 315.13 (195.81) 41.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 14.17 mph (22.8 km/h) |
| 25 mph (40.23 km/h) | 17.71 mph (28.5 km/h) |
| 30 mph (48.28 km/h) | 21.25 mph (34.21 km/h) |
| 35 mph (56.33 km/h) | 24.8 mph (39.91 km/h) |
| 40 mph (64.37 km/h) | 28.34 mph (45.61 km/h) |
| 45 mph (72.42 km/h) | 31.88 mph (51.31 km/h) |
| 50 mph (80.47 km/h) | 35.42 mph (57.01 km/h) |
| 55 mph (88.51 km/h) | 38.97 mph (62.71 km/h) |
| 60 mph (96.56 km/h) | 42.51 mph (68.41 km/h) |
| 65 mph (104.61 km/h) | 46.05 mph (74.11 km/h) |
| 70 mph (112.65 km/h) | 49.59 mph (79.81 km/h) |
| 75 mph (120.7 km/h) | 53.14 mph (85.51 km/h) |
| 80 mph (128.75 km/h) | 56.68 mph (91.21 km/h) |
| 85 mph (136.79 km/h) | 60.22 mph (96.92 km/h) |
| 90 mph (144.84 km/h) | 63.76 mph (102.62 km/h) |
| 95 mph (152.89 km/h) | 67.31 mph (108.32 km/h) |
| 100 mph (160.93 km/h) | 70.85 mph (114.02 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
