Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 25/10-12 | 225/70-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25 (635) | 24.4 (619.8) | -0.6 (-15.2) -2.4% |
| Width inches (mm) | 10 (254) | 8.86 (225) | -1.14 (-29) -11.4% |
| Circum. inches (mm) | 78.54 (1994.91) | 76.66 (1947.16) | -1.88 (-47.75) -2.4% |
| Sidewall Height inches (mm) | 6.5 (165.1) | 6.2 (157.5) | -0.3 (-7.6) -4.6% |
| Revolutions per mile (km) | 806.72 (501.27) | 826.51 (513.57) | 19.78 (12.29) 2.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.52 mph (31.42 km/h) |
| 25 mph (40.23 km/h) | 24.4 mph (39.27 km/h) |
| 30 mph (48.28 km/h) | 29.28 mph (47.12 km/h) |
| 35 mph (56.33 km/h) | 34.16 mph (54.98 km/h) |
| 40 mph (64.37 km/h) | 39.04 mph (62.83 km/h) |
| 45 mph (72.42 km/h) | 43.92 mph (70.69 km/h) |
| 50 mph (80.47 km/h) | 48.8 mph (78.54 km/h) |
| 55 mph (88.51 km/h) | 53.68 mph (86.4 km/h) |
| 60 mph (96.56 km/h) | 58.56 mph (94.25 km/h) |
| 65 mph (104.61 km/h) | 63.44 mph (102.1 km/h) |
| 70 mph (112.65 km/h) | 68.32 mph (109.96 km/h) |
| 75 mph (120.7 km/h) | 73.2 mph (117.81 km/h) |
| 80 mph (128.75 km/h) | 78.09 mph (125.67 km/h) |
| 85 mph (136.79 km/h) | 82.97 mph (133.52 km/h) |
| 90 mph (144.84 km/h) | 87.85 mph (141.37 km/h) |
| 95 mph (152.89 km/h) | 92.73 mph (149.23 km/h) |
| 100 mph (160.93 km/h) | 97.61 mph (157.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2103 | 2443 | 2631 | 2748 | 2873 | 2963 | 3061 | 3177 | 3338 | 3500 | 3679 | 3822 | 4081 | 4368 | 4591 | 4735 | 4815 | 5111 | 5522 | 6417 |
Better Fuel Economy Factory Ratios Increased Power
