Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/75-16 | 285/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.47 (773.9) | 33.95 (862.4) | 3.48 (88.5) 11.4% |
| Width inches (mm) | 9.65 (245) | 11.22 (285) | 1.57 (40) 16.3% |
| Circum. inches (mm) | 95.72 (2431.28) | 106.67 (2709.31) | 10.95 (278.03) 11.4% |
| Sidewall Height inches (mm) | 7.23 (183.75) | 8.98 (228) | 1.74 (44.25) 24.1% |
| Revolutions per mile (km) | 661.93 (411.31) | 594.01 (369.1) | -67.93 (-42.21) -10.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.29 mph (35.87 km/h) |
| 25 mph (40.23 km/h) | 27.86 mph (44.83 km/h) |
| 30 mph (48.28 km/h) | 33.43 mph (53.8 km/h) |
| 35 mph (56.33 km/h) | 39 mph (62.77 km/h) |
| 40 mph (64.37 km/h) | 44.57 mph (71.74 km/h) |
| 45 mph (72.42 km/h) | 50.15 mph (80.7 km/h) |
| 50 mph (80.47 km/h) | 55.72 mph (89.67 km/h) |
| 55 mph (88.51 km/h) | 61.29 mph (98.64 km/h) |
| 60 mph (96.56 km/h) | 66.86 mph (107.6 km/h) |
| 65 mph (104.61 km/h) | 72.43 mph (116.57 km/h) |
| 70 mph (112.65 km/h) | 78 mph (125.54 km/h) |
| 75 mph (120.7 km/h) | 83.58 mph (134.5 km/h) |
| 80 mph (128.75 km/h) | 89.15 mph (143.47 km/h) |
| 85 mph (136.79 km/h) | 94.72 mph (152.44 km/h) |
| 90 mph (144.84 km/h) | 100.29 mph (161.4 km/h) |
| 95 mph (152.89 km/h) | 105.86 mph (170.37 km/h) |
| 100 mph (160.93 km/h) | 111.44 mph (179.34 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1512 | 1756 | 1891 | 1975 | 2065 | 2129 | 2200 | 2284 | 2399 | 2515 | 2644 | 2747 | 2933 | 3139 | 3300 | 3403 | 3461 | 3673 | 3969 | 4612 |
Better Fuel Economy Factory Ratios Increased Power
