Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/75-19.5 | 245/80-19.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.97 (862.8) | 34.93 (887.3) | 0.96 (24.5) 2.8% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 106.72 (2710.57) | 109.75 (2787.54) | 3.03 (76.97) 2.8% |
| Sidewall Height inches (mm) | 7.23 (183.75) | 7.72 (196) | 0.48 (12.25) 6.7% |
| Revolutions per mile (km) | 593.73 (368.93) | 577.34 (358.74) | -16.39 (-10.19) -2.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.57 mph (33.1 km/h) |
| 25 mph (40.23 km/h) | 25.71 mph (41.38 km/h) |
| 30 mph (48.28 km/h) | 30.85 mph (49.65 km/h) |
| 35 mph (56.33 km/h) | 35.99 mph (57.93 km/h) |
| 40 mph (64.37 km/h) | 41.14 mph (66.2 km/h) |
| 45 mph (72.42 km/h) | 46.28 mph (74.48 km/h) |
| 50 mph (80.47 km/h) | 51.42 mph (82.75 km/h) |
| 55 mph (88.51 km/h) | 56.56 mph (91.03 km/h) |
| 60 mph (96.56 km/h) | 61.7 mph (99.3 km/h) |
| 65 mph (104.61 km/h) | 66.85 mph (107.58 km/h) |
| 70 mph (112.65 km/h) | 71.99 mph (115.85 km/h) |
| 75 mph (120.7 km/h) | 77.13 mph (124.13 km/h) |
| 80 mph (128.75 km/h) | 82.27 mph (132.4 km/h) |
| 85 mph (136.79 km/h) | 87.41 mph (140.68 km/h) |
| 90 mph (144.84 km/h) | 92.56 mph (148.95 km/h) |
| 95 mph (152.89 km/h) | 97.7 mph (157.23 km/h) |
| 100 mph (160.93 km/h) | 102.84 mph (165.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1469 | 1707 | 1838 | 1919 | 2007 | 2069 | 2138 | 2219 | 2332 | 2445 | 2570 | 2670 | 2851 | 3051 | 3207 | 3307 | 3364 | 3570 | 3857 | 4483 |
Better Fuel Economy Factory Ratios Increased Power
