Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-19 | 355/30-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.2 (640.1) | 27.39 (695.6) | 2.19 (55.5) 8.7% |
| Width inches (mm) | 12.4 (315) | 13.98 (355) | 1.57 (40) 12.7% |
| Circum. inches (mm) | 79.17 (2010.93) | 86.04 (2185.29) | 6.86 (174.36) 8.7% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 4.19 (106.5) | 1.09 (27.75) 35.2% |
| Revolutions per mile (km) | 800.3 (497.28) | 736.44 (457.6) | -63.85 (-39.68) -8% |
355/30-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.73 mph (34.98 km/h) |
| 25 mph (40.23 km/h) | 27.17 mph (43.72 km/h) |
| 30 mph (48.28 km/h) | 32.6 mph (52.47 km/h) |
| 35 mph (56.33 km/h) | 38.03 mph (61.21 km/h) |
| 40 mph (64.37 km/h) | 43.47 mph (69.96 km/h) |
| 45 mph (72.42 km/h) | 48.9 mph (78.7 km/h) |
| 50 mph (80.47 km/h) | 54.34 mph (87.44 km/h) |
| 55 mph (88.51 km/h) | 59.77 mph (96.19 km/h) |
| 60 mph (96.56 km/h) | 65.2 mph (104.93 km/h) |
| 65 mph (104.61 km/h) | 70.64 mph (113.68 km/h) |
| 70 mph (112.65 km/h) | 76.07 mph (122.42 km/h) |
| 75 mph (120.7 km/h) | 81.5 mph (131.17 km/h) |
| 80 mph (128.75 km/h) | 86.94 mph (139.91 km/h) |
| 85 mph (136.79 km/h) | 92.37 mph (148.66 km/h) |
| 90 mph (144.84 km/h) | 97.8 mph (157.4 km/h) |
| 95 mph (152.89 km/h) | 103.24 mph (166.14 km/h) |
| 100 mph (160.93 km/h) | 108.67 mph (174.89 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1874 | 2177 | 2345 | 2448 | 2560 | 2640 | 2727 | 2831 | 2975 | 3118 | 3278 | 3405 | 3637 | 3892 | 4091 | 4219 | 4291 | 4554 | 4921 | 5718 |
Better Fuel Economy Factory Ratios Increased Power
