Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/55-16 | 145/75-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.28 (565.9) | 24.56 (623.9) | 2.28 (58) 10.2% |
| Width inches (mm) | 5.71 (145) | 5.71 (145) | 0 (0) 0% |
| Circum. inches (mm) | 69.99 (1777.83) | 77.17 (1960.04) | 7.17 (182.21) 10.2% |
| Sidewall Height inches (mm) | 3.14 (79.75) | 4.28 (108.75) | 1.14 (29) 36.4% |
| Revolutions per mile (km) | 905.23 (562.48) | 821.08 (510.19) | -84.15 (-52.29) -9.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.05 mph (35.49 km/h) |
| 25 mph (40.23 km/h) | 27.56 mph (44.36 km/h) |
| 30 mph (48.28 km/h) | 33.07 mph (53.23 km/h) |
| 35 mph (56.33 km/h) | 38.59 mph (62.1 km/h) |
| 40 mph (64.37 km/h) | 44.1 mph (70.97 km/h) |
| 45 mph (72.42 km/h) | 49.61 mph (79.84 km/h) |
| 50 mph (80.47 km/h) | 55.12 mph (88.71 km/h) |
| 55 mph (88.51 km/h) | 60.64 mph (97.59 km/h) |
| 60 mph (96.56 km/h) | 66.15 mph (106.46 km/h) |
| 65 mph (104.61 km/h) | 71.66 mph (115.33 km/h) |
| 70 mph (112.65 km/h) | 77.17 mph (124.2 km/h) |
| 75 mph (120.7 km/h) | 82.69 mph (133.07 km/h) |
| 80 mph (128.75 km/h) | 88.2 mph (141.94 km/h) |
| 85 mph (136.79 km/h) | 93.71 mph (150.81 km/h) |
| 90 mph (144.84 km/h) | 99.22 mph (159.69 km/h) |
| 95 mph (152.89 km/h) | 104.74 mph (168.56 km/h) |
| 100 mph (160.93 km/h) | 110.25 mph (177.43 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2089 | 2427 | 2614 | 2730 | 2854 | 2943 | 3041 | 3156 | 3317 | 3477 | 3654 | 3797 | 4054 | 4339 | 4561 | 4704 | 4784 | 5077 | 5486 | 6375 |
Better Fuel Economy Factory Ratios Increased Power
