Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/82-14 | 400/90-10 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.3 (642.6) | 38.35 (974) | 13.05 (331.4) 51.6% |
| Width inches (mm) | 6.89 (175) | 15.75 (400) | 8.86 (225) 128.6% |
| Circum. inches (mm) | 79.48 (2018.79) | 120.47 (3059.91) | 40.99 (1041.12) 51.6% |
| Sidewall Height inches (mm) | 5.65 (143.5) | 14.17 (360) | 8.52 (216.5) 150.9% |
| Revolutions per mile (km) | 797.18 (495.35) | 525.94 (326.81) | -271.24 (-168.54) -34% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 30.31 mph (48.79 km/h) |
| 25 mph (40.23 km/h) | 37.89 mph (60.98 km/h) |
| 30 mph (48.28 km/h) | 45.47 mph (73.18 km/h) |
| 35 mph (56.33 km/h) | 53.05 mph (85.38 km/h) |
| 40 mph (64.37 km/h) | 60.63 mph (97.57 km/h) |
| 45 mph (72.42 km/h) | 68.21 mph (109.77 km/h) |
| 50 mph (80.47 km/h) | 75.79 mph (121.97 km/h) |
| 55 mph (88.51 km/h) | 83.36 mph (134.16 km/h) |
| 60 mph (96.56 km/h) | 90.94 mph (146.36 km/h) |
| 65 mph (104.61 km/h) | 98.52 mph (158.56 km/h) |
| 70 mph (112.65 km/h) | 106.1 mph (170.75 km/h) |
| 75 mph (120.7 km/h) | 113.68 mph (182.95 km/h) |
| 80 mph (128.75 km/h) | 121.26 mph (195.15 km/h) |
| 85 mph (136.79 km/h) | 128.84 mph (207.34 km/h) |
| 90 mph (144.84 km/h) | 136.41 mph (219.54 km/h) |
| 95 mph (152.89 km/h) | 143.99 mph (231.73 km/h) |
| 100 mph (160.93 km/h) | 151.57 mph (243.93 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1338 | 1555 | 1674 | 1749 | 1828 | 1885 | 1948 | 2022 | 2124 | 2227 | 2341 | 2432 | 2597 | 2779 | 2922 | 3013 | 3064 | 3252 | 3514 | 4084 |
Better Fuel Economy Factory Ratios Increased Power
