Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/82-14 | 245/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.3 (642.6) | 28.47 (723.1) | 3.17 (80.5) 12.5% |
| Width inches (mm) | 6.89 (175) | 9.65 (245) | 2.76 (70) 40% |
| Circum. inches (mm) | 79.48 (2018.79) | 89.44 (2271.69) | 9.96 (252.9) 12.5% |
| Sidewall Height inches (mm) | 5.65 (143.5) | 7.23 (183.75) | 1.58 (40.25) 28% |
| Revolutions per mile (km) | 797.18 (495.35) | 708.44 (440.2) | -88.75 (-55.14) -11.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.51 mph (36.22 km/h) |
| 25 mph (40.23 km/h) | 28.13 mph (45.27 km/h) |
| 30 mph (48.28 km/h) | 33.76 mph (54.33 km/h) |
| 35 mph (56.33 km/h) | 39.38 mph (63.38 km/h) |
| 40 mph (64.37 km/h) | 45.01 mph (72.44 km/h) |
| 45 mph (72.42 km/h) | 50.64 mph (81.49 km/h) |
| 50 mph (80.47 km/h) | 56.26 mph (90.55 km/h) |
| 55 mph (88.51 km/h) | 61.89 mph (99.6 km/h) |
| 60 mph (96.56 km/h) | 67.52 mph (108.66 km/h) |
| 65 mph (104.61 km/h) | 73.14 mph (117.71 km/h) |
| 70 mph (112.65 km/h) | 78.77 mph (126.77 km/h) |
| 75 mph (120.7 km/h) | 84.4 mph (135.82 km/h) |
| 80 mph (128.75 km/h) | 90.02 mph (144.88 km/h) |
| 85 mph (136.79 km/h) | 95.65 mph (153.93 km/h) |
| 90 mph (144.84 km/h) | 101.27 mph (162.99 km/h) |
| 95 mph (152.89 km/h) | 106.9 mph (172.04 km/h) |
| 100 mph (160.93 km/h) | 112.53 mph (181.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1803 | 2094 | 2255 | 2355 | 2463 | 2539 | 2624 | 2723 | 2862 | 3000 | 3153 | 3276 | 3498 | 3744 | 3936 | 4058 | 4127 | 4381 | 4733 | 5501 |
Better Fuel Economy Factory Ratios Increased Power
