Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 345/35-19 | 285/75-19.5 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.51 (724.1) | 36.33 (922.8) | 7.82 (198.7) 27.4% |
| Width inches (mm) | 13.58 (345) | 11.22 (285) | -2.36 (-60) -17.4% |
| Circum. inches (mm) | 89.56 (2274.83) | 114.14 (2899.06) | 24.58 (624.23) 27.4% |
| Sidewall Height inches (mm) | 4.75 (120.75) | 8.42 (213.75) | 3.66 (93) 77% |
| Revolutions per mile (km) | 707.46 (439.59) | 555.13 (344.94) | -152.33 (-94.65) -21.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.49 mph (41.02 km/h) |
| 25 mph (40.23 km/h) | 31.86 mph (51.27 km/h) |
| 30 mph (48.28 km/h) | 38.23 mph (61.53 km/h) |
| 35 mph (56.33 km/h) | 44.6 mph (71.78 km/h) |
| 40 mph (64.37 km/h) | 50.98 mph (82.04 km/h) |
| 45 mph (72.42 km/h) | 57.35 mph (92.29 km/h) |
| 50 mph (80.47 km/h) | 63.72 mph (102.55 km/h) |
| 55 mph (88.51 km/h) | 70.09 mph (112.8 km/h) |
| 60 mph (96.56 km/h) | 76.46 mph (123.06 km/h) |
| 65 mph (104.61 km/h) | 82.84 mph (133.31 km/h) |
| 70 mph (112.65 km/h) | 89.21 mph (143.57 km/h) |
| 75 mph (120.7 km/h) | 95.58 mph (153.82 km/h) |
| 80 mph (128.75 km/h) | 101.95 mph (164.08 km/h) |
| 85 mph (136.79 km/h) | 108.32 mph (174.33 km/h) |
| 90 mph (144.84 km/h) | 114.7 mph (184.59 km/h) |
| 95 mph (152.89 km/h) | 121.07 mph (194.84 km/h) |
| 100 mph (160.93 km/h) | 127.44 mph (205.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1413 | 1641 | 1767 | 1846 | 1930 | 1990 | 2056 | 2134 | 2242 | 2350 | 2471 | 2567 | 2741 | 2934 | 3084 | 3180 | 3234 | 3433 | 3709 | 4310 |
Better Fuel Economy Factory Ratios Increased Power
