Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 26/11-12 | 230/75-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.06 (661.92) | 25.58 (649.8) | -0.48 (-12.12) -1.8% |
| Width inches (mm) | 10.98 (279) | 9.06 (230) | -1.93 (-49) -17.6% |
| Circum. inches (mm) | 81.87 (2079.48) | 80.37 (2041.41) | -1.5 (-38.08) -1.8% |
| Sidewall Height inches (mm) | 7.03 (178.56) | 6.79 (172.5) | -0.24 (-6.06) -3.4% |
| Revolutions per mile (km) | 773.92 (480.89) | 788.35 (489.86) | 14.43 (8.97) 1.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.63 mph (31.6 km/h) |
| 25 mph (40.23 km/h) | 24.54 mph (39.5 km/h) |
| 30 mph (48.28 km/h) | 29.45 mph (47.4 km/h) |
| 35 mph (56.33 km/h) | 34.36 mph (55.3 km/h) |
| 40 mph (64.37 km/h) | 39.27 mph (63.2 km/h) |
| 45 mph (72.42 km/h) | 44.18 mph (71.09 km/h) |
| 50 mph (80.47 km/h) | 49.08 mph (78.99 km/h) |
| 55 mph (88.51 km/h) | 53.99 mph (86.89 km/h) |
| 60 mph (96.56 km/h) | 58.9 mph (94.79 km/h) |
| 65 mph (104.61 km/h) | 63.81 mph (102.69 km/h) |
| 70 mph (112.65 km/h) | 68.72 mph (110.59 km/h) |
| 75 mph (120.7 km/h) | 73.63 mph (118.49 km/h) |
| 80 mph (128.75 km/h) | 78.54 mph (126.39 km/h) |
| 85 mph (136.79 km/h) | 83.44 mph (134.29 km/h) |
| 90 mph (144.84 km/h) | 88.35 mph (142.19 km/h) |
| 95 mph (152.89 km/h) | 93.26 mph (150.09 km/h) |
| 100 mph (160.93 km/h) | 98.17 mph (157.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2006 | 2331 | 2510 | 2621 | 2740 | 2826 | 2920 | 3031 | 3184 | 3338 | 3509 | 3645 | 3893 | 4166 | 4379 | 4516 | 4593 | 4875 | 5267 | 6121 |
Better Fuel Economy Factory Ratios Increased Power
