Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 25/10-12 | 265/65-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25 (635) | 25.56 (649.3) | 0.56 (14.3) 2.3% |
| Width inches (mm) | 10 (254) | 10.43 (265) | 0.43 (11) 4.3% |
| Circum. inches (mm) | 78.54 (1994.91) | 80.31 (2039.84) | 1.77 (44.92) 2.3% |
| Sidewall Height inches (mm) | 6.5 (165.1) | 6.78 (172.25) | 0.28 (7.15) 4.3% |
| Revolutions per mile (km) | 806.72 (501.27) | 788.96 (490.23) | -17.77 (-11.04) -2.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.45 mph (32.91 km/h) |
| 25 mph (40.23 km/h) | 25.56 mph (41.14 km/h) |
| 30 mph (48.28 km/h) | 30.68 mph (49.37 km/h) |
| 35 mph (56.33 km/h) | 35.79 mph (57.6 km/h) |
| 40 mph (64.37 km/h) | 40.9 mph (65.82 km/h) |
| 45 mph (72.42 km/h) | 46.01 mph (74.05 km/h) |
| 50 mph (80.47 km/h) | 51.13 mph (82.28 km/h) |
| 55 mph (88.51 km/h) | 56.24 mph (90.51 km/h) |
| 60 mph (96.56 km/h) | 61.35 mph (98.74 km/h) |
| 65 mph (104.61 km/h) | 66.46 mph (106.96 km/h) |
| 70 mph (112.65 km/h) | 71.58 mph (115.19 km/h) |
| 75 mph (120.7 km/h) | 76.69 mph (123.42 km/h) |
| 80 mph (128.75 km/h) | 81.8 mph (131.65 km/h) |
| 85 mph (136.79 km/h) | 86.91 mph (139.88 km/h) |
| 90 mph (144.84 km/h) | 92.03 mph (148.1 km/h) |
| 95 mph (152.89 km/h) | 97.14 mph (156.33 km/h) |
| 100 mph (160.93 km/h) | 102.25 mph (164.56 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 2332 | 2512 | 2623 | 2742 | 2828 | 2922 | 3033 | 3187 | 3341 | 3511 | 3648 | 3896 | 4169 | 4383 | 4520 | 4596 | 4878 | 5271 | 6126 |
Better Fuel Economy Factory Ratios Increased Power
