Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/40-18 | 265/35-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.24 (717.2) | 26.3 (668.1) | -1.93 (-49.1) -6.8% |
| Width inches (mm) | 12.8 (325) | 10.43 (265) | -2.36 (-60) -18.5% |
| Circum. inches (mm) | 88.71 (2253.15) | 82.63 (2098.9) | -6.07 (-154.25) -6.8% |
| Sidewall Height inches (mm) | 5.12 (130) | 3.65 (92.75) | -1.47 (-37.25) -28.7% |
| Revolutions per mile (km) | 714.26 (443.82) | 766.76 (476.44) | 52.49 (32.62) 7.3% |
265/35-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.63 mph (29.98 km/h) |
| 25 mph (40.23 km/h) | 23.29 mph (37.48 km/h) |
| 30 mph (48.28 km/h) | 27.95 mph (44.98 km/h) |
| 35 mph (56.33 km/h) | 32.6 mph (52.47 km/h) |
| 40 mph (64.37 km/h) | 37.26 mph (59.97 km/h) |
| 45 mph (72.42 km/h) | 41.92 mph (67.46 km/h) |
| 50 mph (80.47 km/h) | 46.58 mph (74.96 km/h) |
| 55 mph (88.51 km/h) | 51.23 mph (82.45 km/h) |
| 60 mph (96.56 km/h) | 55.89 mph (89.95 km/h) |
| 65 mph (104.61 km/h) | 60.55 mph (97.45 km/h) |
| 70 mph (112.65 km/h) | 65.21 mph (104.94 km/h) |
| 75 mph (120.7 km/h) | 69.87 mph (112.44 km/h) |
| 80 mph (128.75 km/h) | 74.52 mph (119.93 km/h) |
| 85 mph (136.79 km/h) | 79.18 mph (127.43 km/h) |
| 90 mph (144.84 km/h) | 83.84 mph (134.93 km/h) |
| 95 mph (152.89 km/h) | 88.5 mph (142.42 km/h) |
| 100 mph (160.93 km/h) | 93.15 mph (149.92 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1951 | 2267 | 2441 | 2549 | 2665 | 2748 | 2840 | 2948 | 3097 | 3247 | 3413 | 3545 | 3786 | 4052 | 4260 | 4392 | 4467 | 4741 | 5123 | 5953 |
Better Fuel Economy Factory Ratios Increased Power
