Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 25/10-12 | 205/80-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25 (635) | 24.91 (632.8) | -0.09 (-2.2) -0.3% |
| Width inches (mm) | 10 (254) | 8.07 (205) | -1.93 (-49) -19.3% |
| Circum. inches (mm) | 78.54 (1994.91) | 78.27 (1988) | -0.27 (-6.91) -0.3% |
| Sidewall Height inches (mm) | 6.5 (165.1) | 6.46 (164) | -0.04 (-1.1) -0.7% |
| Revolutions per mile (km) | 806.72 (501.27) | 809.53 (503.02) | 2.8 (1.74) 0.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.93 mph (32.08 km/h) |
| 25 mph (40.23 km/h) | 24.91 mph (40.09 km/h) |
| 30 mph (48.28 km/h) | 29.9 mph (48.11 km/h) |
| 35 mph (56.33 km/h) | 34.88 mph (56.13 km/h) |
| 40 mph (64.37 km/h) | 39.86 mph (64.15 km/h) |
| 45 mph (72.42 km/h) | 44.84 mph (72.17 km/h) |
| 50 mph (80.47 km/h) | 49.83 mph (80.19 km/h) |
| 55 mph (88.51 km/h) | 54.81 mph (88.21 km/h) |
| 60 mph (96.56 km/h) | 59.79 mph (96.23 km/h) |
| 65 mph (104.61 km/h) | 64.77 mph (104.25 km/h) |
| 70 mph (112.65 km/h) | 69.76 mph (112.26 km/h) |
| 75 mph (120.7 km/h) | 74.74 mph (120.28 km/h) |
| 80 mph (128.75 km/h) | 79.72 mph (128.3 km/h) |
| 85 mph (136.79 km/h) | 84.71 mph (136.32 km/h) |
| 90 mph (144.84 km/h) | 89.69 mph (144.34 km/h) |
| 95 mph (152.89 km/h) | 94.67 mph (152.36 km/h) |
| 100 mph (160.93 km/h) | 99.65 mph (160.38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2060 | 2393 | 2577 | 2691 | 2814 | 2902 | 2998 | 3112 | 3270 | 3428 | 3603 | 3743 | 3997 | 4278 | 4497 | 4637 | 4716 | 5006 | 5409 | 6285 |
Better Fuel Economy Factory Ratios Increased Power
