Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/35-19 | 305/30-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.3 (668.1) | 26.2 (665.6) | -0.1 (-2.5) -0.4% |
| Width inches (mm) | 10.43 (265) | 12.01 (305) | 1.57 (40) 15.1% |
| Circum. inches (mm) | 82.63 (2098.9) | 82.32 (2091.04) | -0.31 (-7.85) -0.4% |
| Sidewall Height inches (mm) | 3.65 (92.75) | 3.6 (91.5) | -0.05 (-1.25) -1.3% |
| Revolutions per mile (km) | 766.76 (476.44) | 769.64 (478.23) | 2.88 (1.79) 0.4% |
305/30-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.93 mph (32.07 km/h) |
| 25 mph (40.23 km/h) | 24.91 mph (40.08 km/h) |
| 30 mph (48.28 km/h) | 29.89 mph (48.1 km/h) |
| 35 mph (56.33 km/h) | 34.87 mph (56.12 km/h) |
| 40 mph (64.37 km/h) | 39.85 mph (64.13 km/h) |
| 45 mph (72.42 km/h) | 44.83 mph (72.15 km/h) |
| 50 mph (80.47 km/h) | 49.81 mph (80.17 km/h) |
| 55 mph (88.51 km/h) | 54.79 mph (88.18 km/h) |
| 60 mph (96.56 km/h) | 59.78 mph (96.2 km/h) |
| 65 mph (104.61 km/h) | 64.76 mph (104.22 km/h) |
| 70 mph (112.65 km/h) | 69.74 mph (112.23 km/h) |
| 75 mph (120.7 km/h) | 74.72 mph (120.25 km/h) |
| 80 mph (128.75 km/h) | 79.7 mph (128.27 km/h) |
| 85 mph (136.79 km/h) | 84.68 mph (136.28 km/h) |
| 90 mph (144.84 km/h) | 89.66 mph (144.3 km/h) |
| 95 mph (152.89 km/h) | 94.64 mph (152.32 km/h) |
| 100 mph (160.93 km/h) | 99.63 mph (160.33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1959 | 2275 | 2450 | 2559 | 2675 | 2759 | 2850 | 2959 | 3109 | 3259 | 3425 | 3559 | 3800 | 4067 | 4276 | 4409 | 4484 | 4759 | 5142 | 5976 |
Better Fuel Economy Factory Ratios Increased Power
