Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/25-20 | 275/40-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.81 (655.5) | 27.66 (702.6) | 1.85 (47.1) 7.2% |
| Width inches (mm) | 11.61 (295) | 10.83 (275) | -0.79 (-20) -6.8% |
| Circum. inches (mm) | 81.08 (2059.31) | 86.9 (2207.28) | 5.83 (147.97) 7.2% |
| Sidewall Height inches (mm) | 2.9 (73.75) | 4.33 (110) | 1.43 (36.25) 49.2% |
| Revolutions per mile (km) | 781.5 (485.6) | 729.11 (453.04) | -52.39 (-32.55) -6.7% |
275/40-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.44 mph (34.5 km/h) |
| 25 mph (40.23 km/h) | 26.8 mph (43.12 km/h) |
| 30 mph (48.28 km/h) | 32.16 mph (51.75 km/h) |
| 35 mph (56.33 km/h) | 37.51 mph (60.37 km/h) |
| 40 mph (64.37 km/h) | 42.87 mph (69 km/h) |
| 45 mph (72.42 km/h) | 48.23 mph (77.62 km/h) |
| 50 mph (80.47 km/h) | 53.59 mph (86.25 km/h) |
| 55 mph (88.51 km/h) | 58.95 mph (94.87 km/h) |
| 60 mph (96.56 km/h) | 64.31 mph (103.5 km/h) |
| 65 mph (104.61 km/h) | 69.67 mph (112.12 km/h) |
| 70 mph (112.65 km/h) | 75.03 mph (120.75 km/h) |
| 75 mph (120.7 km/h) | 80.39 mph (129.37 km/h) |
| 80 mph (128.75 km/h) | 85.75 mph (138 km/h) |
| 85 mph (136.79 km/h) | 91.11 mph (146.62 km/h) |
| 90 mph (144.84 km/h) | 96.47 mph (155.25 km/h) |
| 95 mph (152.89 km/h) | 101.83 mph (163.87 km/h) |
| 100 mph (160.93 km/h) | 107.19 mph (172.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1855 | 2155 | 2321 | 2424 | 2534 | 2613 | 2700 | 2803 | 2945 | 3087 | 3245 | 3371 | 3600 | 3853 | 4050 | 4177 | 4248 | 4508 | 4872 | 5661 |
Better Fuel Economy Factory Ratios Increased Power
