Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 25/10-12 | 225/65-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25 (635) | 23.52 (597.3) | -1.48 (-37.7) -5.9% |
| Width inches (mm) | 10 (254) | 8.86 (225) | -1.14 (-29) -11.4% |
| Circum. inches (mm) | 78.54 (1994.91) | 73.88 (1876.47) | -4.66 (-118.44) -5.9% |
| Sidewall Height inches (mm) | 6.5 (165.1) | 5.76 (146.25) | -0.74 (-18.85) -11.4% |
| Revolutions per mile (km) | 806.72 (501.27) | 857.64 (532.91) | 50.92 (31.64) 6.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.81 mph (30.28 km/h) |
| 25 mph (40.23 km/h) | 23.52 mph (37.85 km/h) |
| 30 mph (48.28 km/h) | 28.22 mph (45.41 km/h) |
| 35 mph (56.33 km/h) | 32.92 mph (52.98 km/h) |
| 40 mph (64.37 km/h) | 37.63 mph (60.55 km/h) |
| 45 mph (72.42 km/h) | 42.33 mph (68.12 km/h) |
| 50 mph (80.47 km/h) | 47.03 mph (75.69 km/h) |
| 55 mph (88.51 km/h) | 51.73 mph (83.26 km/h) |
| 60 mph (96.56 km/h) | 56.44 mph (90.83 km/h) |
| 65 mph (104.61 km/h) | 61.14 mph (98.4 km/h) |
| 70 mph (112.65 km/h) | 65.84 mph (105.97 km/h) |
| 75 mph (120.7 km/h) | 70.55 mph (113.54 km/h) |
| 80 mph (128.75 km/h) | 75.25 mph (121.1 km/h) |
| 85 mph (136.79 km/h) | 79.95 mph (128.67 km/h) |
| 90 mph (144.84 km/h) | 84.66 mph (136.24 km/h) |
| 95 mph (152.89 km/h) | 89.36 mph (143.81 km/h) |
| 100 mph (160.93 km/h) | 94.06 mph (151.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2183 | 2535 | 2730 | 2851 | 2981 | 3074 | 3176 | 3297 | 3464 | 3631 | 3817 | 3966 | 4235 | 4532 | 4764 | 4913 | 4997 | 5303 | 5730 | 6659 |
Better Fuel Economy Factory Ratios Increased Power
