Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 225/40-16 | 275/40-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.09 (586.4) | 24.66 (626.4) | 1.57 (40) 6.8% |
| Width inches (mm) | 8.86 (225) | 10.83 (275) | 1.97 (50) 22.2% |
| Circum. inches (mm) | 72.53 (1842.23) | 77.48 (1967.89) | 4.95 (125.66) 6.8% |
| Sidewall Height inches (mm) | 3.54 (90) | 4.33 (110) | 0.79 (20) 22.2% |
| Revolutions per mile (km) | 873.58 (542.82) | 817.8 (508.16) | -55.78 (-34.66) -6.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.36 mph (34.38 km/h) |
| 25 mph (40.23 km/h) | 26.71 mph (42.98 km/h) |
| 30 mph (48.28 km/h) | 32.05 mph (51.57 km/h) |
| 35 mph (56.33 km/h) | 37.39 mph (60.17 km/h) |
| 40 mph (64.37 km/h) | 42.73 mph (68.77 km/h) |
| 45 mph (72.42 km/h) | 48.07 mph (77.36 km/h) |
| 50 mph (80.47 km/h) | 53.41 mph (85.96 km/h) |
| 55 mph (88.51 km/h) | 58.75 mph (94.55 km/h) |
| 60 mph (96.56 km/h) | 64.09 mph (103.15 km/h) |
| 65 mph (104.61 km/h) | 69.43 mph (111.74 km/h) |
| 70 mph (112.65 km/h) | 74.77 mph (120.34 km/h) |
| 75 mph (120.7 km/h) | 80.12 mph (128.93 km/h) |
| 80 mph (128.75 km/h) | 85.46 mph (137.53 km/h) |
| 85 mph (136.79 km/h) | 90.8 mph (146.13 km/h) |
| 90 mph (144.84 km/h) | 96.14 mph (154.72 km/h) |
| 95 mph (152.89 km/h) | 101.48 mph (163.32 km/h) |
| 100 mph (160.93 km/h) | 106.82 mph (171.91 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2081 | 2418 | 2604 | 2719 | 2843 | 2931 | 3029 | 3144 | 3303 | 3463 | 3640 | 3781 | 4038 | 4322 | 4543 | 4685 | 4764 | 5057 | 5464 | 6350 |
Better Fuel Economy Factory Ratios Increased Power
