Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/35-19 | 245/45-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.75 (654.1) | 27.68 (703.1) | 1.93 (49) 7.5% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 80.9 (2054.92) | 86.96 (2208.85) | 6.06 (153.94) 7.5% |
| Sidewall Height inches (mm) | 3.38 (85.75) | 4.34 (110.25) | 0.96 (24.5) 28.6% |
| Revolutions per mile (km) | 783.17 (486.64) | 728.59 (452.72) | -54.58 (-33.91) -7% |
245/45-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.5 mph (34.6 km/h) |
| 25 mph (40.23 km/h) | 26.87 mph (43.25 km/h) |
| 30 mph (48.28 km/h) | 32.25 mph (51.9 km/h) |
| 35 mph (56.33 km/h) | 37.62 mph (60.55 km/h) |
| 40 mph (64.37 km/h) | 43 mph (69.2 km/h) |
| 45 mph (72.42 km/h) | 48.37 mph (77.85 km/h) |
| 50 mph (80.47 km/h) | 53.75 mph (86.5 km/h) |
| 55 mph (88.51 km/h) | 59.12 mph (95.14 km/h) |
| 60 mph (96.56 km/h) | 64.49 mph (103.79 km/h) |
| 65 mph (104.61 km/h) | 69.87 mph (112.44 km/h) |
| 70 mph (112.65 km/h) | 75.24 mph (121.09 km/h) |
| 75 mph (120.7 km/h) | 80.62 mph (129.74 km/h) |
| 80 mph (128.75 km/h) | 85.99 mph (138.39 km/h) |
| 85 mph (136.79 km/h) | 91.37 mph (147.04 km/h) |
| 90 mph (144.84 km/h) | 96.74 mph (155.69 km/h) |
| 95 mph (152.89 km/h) | 102.12 mph (164.34 km/h) |
| 100 mph (160.93 km/h) | 107.49 mph (172.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1854 | 2154 | 2320 | 2422 | 2533 | 2612 | 2698 | 2801 | 2943 | 3085 | 3243 | 3369 | 3598 | 3850 | 4047 | 4174 | 4245 | 4505 | 4868 | 5657 |
Better Fuel Economy Factory Ratios Increased Power
