Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/40-19 | 275/40-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.35 (694.6) | 27.66 (702.6) | 0.31 (8) 1.2% |
| Width inches (mm) | 10.43 (265) | 10.83 (275) | 0.39 (10) 3.8% |
| Circum. inches (mm) | 85.91 (2182.15) | 86.9 (2207.28) | 0.99 (25.13) 1.2% |
| Sidewall Height inches (mm) | 4.17 (106) | 4.33 (110) | 0.16 (4) 3.8% |
| Revolutions per mile (km) | 737.5 (458.26) | 729.11 (453.04) | -8.4 (-5.22) -1.1% |
275/40-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.23 mph (32.56 km/h) |
| 25 mph (40.23 km/h) | 25.29 mph (40.7 km/h) |
| 30 mph (48.28 km/h) | 30.35 mph (48.84 km/h) |
| 35 mph (56.33 km/h) | 35.4 mph (56.98 km/h) |
| 40 mph (64.37 km/h) | 40.46 mph (65.12 km/h) |
| 45 mph (72.42 km/h) | 45.52 mph (73.25 km/h) |
| 50 mph (80.47 km/h) | 50.58 mph (81.39 km/h) |
| 55 mph (88.51 km/h) | 55.63 mph (89.53 km/h) |
| 60 mph (96.56 km/h) | 60.69 mph (97.67 km/h) |
| 65 mph (104.61 km/h) | 65.75 mph (105.81 km/h) |
| 70 mph (112.65 km/h) | 70.81 mph (113.95 km/h) |
| 75 mph (120.7 km/h) | 75.86 mph (122.09 km/h) |
| 80 mph (128.75 km/h) | 80.92 mph (130.23 km/h) |
| 85 mph (136.79 km/h) | 85.98 mph (138.37 km/h) |
| 90 mph (144.84 km/h) | 91.04 mph (146.51 km/h) |
| 95 mph (152.89 km/h) | 96.09 mph (154.65 km/h) |
| 100 mph (160.93 km/h) | 101.15 mph (162.79 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
