Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/45-19 | 265/45-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.04 (712.1) | 28.39 (721.1) | 0.35 (9) 1.3% |
| Width inches (mm) | 10.04 (255) | 10.43 (265) | 0.39 (10) 3.9% |
| Circum. inches (mm) | 88.08 (2237.13) | 89.19 (2265.4) | 1.11 (28.27) 1.3% |
| Sidewall Height inches (mm) | 4.52 (114.75) | 4.69 (119.25) | 0.18 (4.5) 3.9% |
| Revolutions per mile (km) | 719.38 (447) | 710.4 (441.42) | -8.98 (-5.58) -1.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.25 mph (32.59 km/h) |
| 25 mph (40.23 km/h) | 25.32 mph (40.74 km/h) |
| 30 mph (48.28 km/h) | 30.38 mph (48.89 km/h) |
| 35 mph (56.33 km/h) | 35.44 mph (57.04 km/h) |
| 40 mph (64.37 km/h) | 40.51 mph (65.19 km/h) |
| 45 mph (72.42 km/h) | 45.57 mph (73.34 km/h) |
| 50 mph (80.47 km/h) | 50.63 mph (81.48 km/h) |
| 55 mph (88.51 km/h) | 55.7 mph (89.63 km/h) |
| 60 mph (96.56 km/h) | 60.76 mph (97.78 km/h) |
| 65 mph (104.61 km/h) | 65.82 mph (105.93 km/h) |
| 70 mph (112.65 km/h) | 70.88 mph (114.08 km/h) |
| 75 mph (120.7 km/h) | 75.95 mph (122.23 km/h) |
| 80 mph (128.75 km/h) | 81.01 mph (130.37 km/h) |
| 85 mph (136.79 km/h) | 86.07 mph (138.52 km/h) |
| 90 mph (144.84 km/h) | 91.14 mph (146.67 km/h) |
| 95 mph (152.89 km/h) | 96.2 mph (154.82 km/h) |
| 100 mph (160.93 km/h) | 101.26 mph (162.97 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1808 | 2100 | 2262 | 2362 | 2469 | 2546 | 2631 | 2731 | 2869 | 3008 | 3162 | 3285 | 3508 | 3754 | 3946 | 4070 | 4139 | 4393 | 4747 | 5516 |
Better Fuel Economy Factory Ratios Increased Power
