Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/30-19 | 325/35-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.68 (677.6) | 27.96 (710.1) | 1.28 (32.5) 4.8% |
| Width inches (mm) | 12.8 (325) | 12.8 (325) | 0 (0) 0% |
| Circum. inches (mm) | 83.81 (2128.74) | 87.83 (2230.84) | 4.02 (102.1) 4.8% |
| Sidewall Height inches (mm) | 3.84 (97.5) | 4.48 (113.75) | 0.64 (16.25) 16.7% |
| Revolutions per mile (km) | 756.01 (469.76) | 721.41 (448.26) | -34.6 (-21.5) -4.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.96 mph (33.73 km/h) |
| 25 mph (40.23 km/h) | 26.2 mph (42.16 km/h) |
| 30 mph (48.28 km/h) | 31.44 mph (50.6 km/h) |
| 35 mph (56.33 km/h) | 36.68 mph (59.03 km/h) |
| 40 mph (64.37 km/h) | 41.92 mph (67.46 km/h) |
| 45 mph (72.42 km/h) | 47.16 mph (75.89 km/h) |
| 50 mph (80.47 km/h) | 52.4 mph (84.33 km/h) |
| 55 mph (88.51 km/h) | 57.64 mph (92.76 km/h) |
| 60 mph (96.56 km/h) | 62.88 mph (101.19 km/h) |
| 65 mph (104.61 km/h) | 68.12 mph (109.62 km/h) |
| 70 mph (112.65 km/h) | 73.36 mph (118.06 km/h) |
| 75 mph (120.7 km/h) | 78.6 mph (126.49 km/h) |
| 80 mph (128.75 km/h) | 83.84 mph (134.92 km/h) |
| 85 mph (136.79 km/h) | 89.08 mph (143.36 km/h) |
| 90 mph (144.84 km/h) | 94.32 mph (151.79 km/h) |
| 95 mph (152.89 km/h) | 99.56 mph (160.22 km/h) |
| 100 mph (160.93 km/h) | 104.8 mph (168.65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1836 | 2133 | 2297 | 2398 | 2508 | 2586 | 2672 | 2773 | 2914 | 3055 | 3211 | 3336 | 3562 | 3812 | 4008 | 4133 | 4203 | 4461 | 4820 | 5601 |
Better Fuel Economy Factory Ratios Increased Power
