Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 345/35-19 | 345/75-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.51 (724.1) | 40.37 (1025.5) | 11.87 (301.4) 41.6% |
| Width inches (mm) | 13.58 (345) | 13.58 (345) | 0 (0) 0% |
| Circum. inches (mm) | 89.56 (2274.83) | 126.84 (3221.7) | 37.28 (946.88) 41.6% |
| Sidewall Height inches (mm) | 4.75 (120.75) | 10.19 (258.75) | 5.43 (138) 114.3% |
| Revolutions per mile (km) | 707.46 (439.59) | 499.53 (310.39) | -207.93 (-129.2) -29.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 28.32 mph (45.58 km/h) |
| 25 mph (40.23 km/h) | 35.41 mph (56.98 km/h) |
| 30 mph (48.28 km/h) | 42.49 mph (68.38 km/h) |
| 35 mph (56.33 km/h) | 49.57 mph (79.77 km/h) |
| 40 mph (64.37 km/h) | 56.65 mph (91.17 km/h) |
| 45 mph (72.42 km/h) | 63.73 mph (102.57 km/h) |
| 50 mph (80.47 km/h) | 70.81 mph (113.96 km/h) |
| 55 mph (88.51 km/h) | 77.89 mph (125.36 km/h) |
| 60 mph (96.56 km/h) | 84.97 mph (136.75 km/h) |
| 65 mph (104.61 km/h) | 92.06 mph (148.15 km/h) |
| 70 mph (112.65 km/h) | 99.14 mph (159.55 km/h) |
| 75 mph (120.7 km/h) | 106.22 mph (170.94 km/h) |
| 80 mph (128.75 km/h) | 113.3 mph (182.34 km/h) |
| 85 mph (136.79 km/h) | 120.38 mph (193.73 km/h) |
| 90 mph (144.84 km/h) | 127.46 mph (205.13 km/h) |
| 95 mph (152.89 km/h) | 134.54 mph (216.53 km/h) |
| 100 mph (160.93 km/h) | 141.62 mph (227.92 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1271 | 1477 | 1590 | 1661 | 1736 | 1791 | 1850 | 1920 | 2018 | 2115 | 2223 | 2310 | 2467 | 2640 | 2775 | 2862 | 2910 | 3089 | 3338 | 3879 |
Better Fuel Economy Factory Ratios Increased Power
