Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/35-19 | 245/40-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.3 (668.1) | 26.72 (678.6) | 0.41 (10.5) 1.6% |
| Width inches (mm) | 10.43 (265) | 9.65 (245) | -0.79 (-20) -7.5% |
| Circum. inches (mm) | 82.63 (2098.9) | 83.93 (2131.88) | 1.3 (32.99) 1.6% |
| Sidewall Height inches (mm) | 3.65 (92.75) | 3.86 (98) | 0.21 (5.25) 5.7% |
| Revolutions per mile (km) | 766.76 (476.44) | 754.89 (469.07) | -11.86 (-7.37) -1.5% |
245/40-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.31 mph (32.69 km/h) |
| 25 mph (40.23 km/h) | 25.39 mph (40.87 km/h) |
| 30 mph (48.28 km/h) | 30.47 mph (49.04 km/h) |
| 35 mph (56.33 km/h) | 35.55 mph (57.21 km/h) |
| 40 mph (64.37 km/h) | 40.63 mph (65.39 km/h) |
| 45 mph (72.42 km/h) | 45.71 mph (73.56 km/h) |
| 50 mph (80.47 km/h) | 50.79 mph (81.73 km/h) |
| 55 mph (88.51 km/h) | 55.86 mph (89.91 km/h) |
| 60 mph (96.56 km/h) | 60.94 mph (98.08 km/h) |
| 65 mph (104.61 km/h) | 66.02 mph (106.25 km/h) |
| 70 mph (112.65 km/h) | 71.1 mph (114.42 km/h) |
| 75 mph (120.7 km/h) | 76.18 mph (122.6 km/h) |
| 80 mph (128.75 km/h) | 81.26 mph (130.77 km/h) |
| 85 mph (136.79 km/h) | 86.34 mph (138.94 km/h) |
| 90 mph (144.84 km/h) | 91.41 mph (147.12 km/h) |
| 95 mph (152.89 km/h) | 96.49 mph (155.29 km/h) |
| 100 mph (160.93 km/h) | 101.57 mph (163.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1921 | 2232 | 2403 | 2510 | 2624 | 2706 | 2796 | 2902 | 3049 | 3196 | 3360 | 3491 | 3728 | 3989 | 4194 | 4324 | 4398 | 4668 | 5044 | 5861 |
Better Fuel Economy Factory Ratios Increased Power
