Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/30-26 | 33/12.5-26 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.2 (843.4) | 33.01 (838.48) | -0.19 (-4.92) -0.6% |
| Width inches (mm) | 12.01 (305) | 12.52 (318) | 0.51 (13) 4.3% |
| Circum. inches (mm) | 104.32 (2649.62) | 103.71 (2634.16) | -0.61 (-15.46) -0.6% |
| Sidewall Height inches (mm) | 3.6 (91.5) | 3.51 (89.04) | -0.1 (-2.46) -2.7% |
| Revolutions per mile (km) | 607.39 (377.41) | 610.95 (379.63) | 3.56 (2.21) 0.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.88 mph (32 km/h) |
| 25 mph (40.23 km/h) | 24.85 mph (40 km/h) |
| 30 mph (48.28 km/h) | 29.82 mph (48 km/h) |
| 35 mph (56.33 km/h) | 34.8 mph (56 km/h) |
| 40 mph (64.37 km/h) | 39.77 mph (64 km/h) |
| 45 mph (72.42 km/h) | 44.74 mph (72 km/h) |
| 50 mph (80.47 km/h) | 49.71 mph (80 km/h) |
| 55 mph (88.51 km/h) | 54.68 mph (88 km/h) |
| 60 mph (96.56 km/h) | 59.65 mph (96 km/h) |
| 65 mph (104.61 km/h) | 64.62 mph (104 km/h) |
| 70 mph (112.65 km/h) | 69.59 mph (112 km/h) |
| 75 mph (120.7 km/h) | 74.56 mph (120 km/h) |
| 80 mph (128.75 km/h) | 79.53 mph (128 km/h) |
| 85 mph (136.79 km/h) | 84.5 mph (136 km/h) |
| 90 mph (144.84 km/h) | 89.47 mph (144 km/h) |
| 95 mph (152.89 km/h) | 94.45 mph (152 km/h) |
| 100 mph (160.93 km/h) | 99.42 mph (160 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1555 | 1806 | 1945 | 2031 | 2124 | 2190 | 2263 | 2349 | 2468 | 2587 | 2719 | 2825 | 3017 | 3229 | 3394 | 3500 | 3559 | 3778 | 4082 | 4744 |
Better Fuel Economy Factory Ratios Increased Power
