Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/70-19 | 395/70-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.61 (853.6) | 41.77 (1061) | 8.17 (207.4) 24.3% |
| Width inches (mm) | 10.43 (265) | 15.55 (395) | 5.12 (130) 49.1% |
| Circum. inches (mm) | 105.58 (2681.66) | 131.23 (3333.23) | 25.65 (651.57) 24.3% |
| Sidewall Height inches (mm) | 7.3 (185.5) | 10.89 (276.5) | 3.58 (91) 49.1% |
| Revolutions per mile (km) | 600.13 (372.9) | 482.82 (300.01) | -117.31 (-72.89) -19.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.86 mph (40.01 km/h) |
| 25 mph (40.23 km/h) | 31.07 mph (50.01 km/h) |
| 30 mph (48.28 km/h) | 37.29 mph (60.01 km/h) |
| 35 mph (56.33 km/h) | 43.5 mph (70.01 km/h) |
| 40 mph (64.37 km/h) | 49.72 mph (80.01 km/h) |
| 45 mph (72.42 km/h) | 55.93 mph (90.02 km/h) |
| 50 mph (80.47 km/h) | 62.15 mph (100.02 km/h) |
| 55 mph (88.51 km/h) | 68.36 mph (110.02 km/h) |
| 60 mph (96.56 km/h) | 74.58 mph (120.02 km/h) |
| 65 mph (104.61 km/h) | 80.79 mph (130.02 km/h) |
| 70 mph (112.65 km/h) | 87.01 mph (140.03 km/h) |
| 75 mph (120.7 km/h) | 93.22 mph (150.03 km/h) |
| 80 mph (128.75 km/h) | 99.44 mph (160.03 km/h) |
| 85 mph (136.79 km/h) | 105.65 mph (170.03 km/h) |
| 90 mph (144.84 km/h) | 111.87 mph (180.03 km/h) |
| 95 mph (152.89 km/h) | 118.08 mph (190.04 km/h) |
| 100 mph (160.93 km/h) | 124.3 mph (200.04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1229 | 1427 | 1537 | 1605 | 1678 | 1731 | 1788 | 1856 | 1950 | 2044 | 2149 | 2233 | 2384 | 2551 | 2682 | 2766 | 2813 | 2985 | 3226 | 3749 |
Better Fuel Economy Factory Ratios Increased Power
