Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/70-19 | 255/75-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.61 (853.6) | 35.06 (890.5) | 1.45 (36.9) 4.3% |
| Width inches (mm) | 10.43 (265) | 10.04 (255) | -0.39 (-10) -3.8% |
| Circum. inches (mm) | 105.58 (2681.66) | 110.14 (2797.59) | 4.56 (115.92) 4.3% |
| Sidewall Height inches (mm) | 7.3 (185.5) | 7.53 (191.25) | 0.23 (5.75) 3.1% |
| Revolutions per mile (km) | 600.13 (372.9) | 575.26 (357.45) | -24.87 (-15.45) -4.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.86 mph (33.58 km/h) |
| 25 mph (40.23 km/h) | 26.08 mph (41.97 km/h) |
| 30 mph (48.28 km/h) | 31.3 mph (50.37 km/h) |
| 35 mph (56.33 km/h) | 36.51 mph (58.76 km/h) |
| 40 mph (64.37 km/h) | 41.73 mph (67.16 km/h) |
| 45 mph (72.42 km/h) | 46.95 mph (75.55 km/h) |
| 50 mph (80.47 km/h) | 52.16 mph (83.95 km/h) |
| 55 mph (88.51 km/h) | 57.38 mph (92.34 km/h) |
| 60 mph (96.56 km/h) | 62.59 mph (100.74 km/h) |
| 65 mph (104.61 km/h) | 67.81 mph (109.13 km/h) |
| 70 mph (112.65 km/h) | 73.03 mph (117.52 km/h) |
| 75 mph (120.7 km/h) | 78.24 mph (125.92 km/h) |
| 80 mph (128.75 km/h) | 83.46 mph (134.31 km/h) |
| 85 mph (136.79 km/h) | 88.67 mph (142.71 km/h) |
| 90 mph (144.84 km/h) | 93.89 mph (151.1 km/h) |
| 95 mph (152.89 km/h) | 99.11 mph (159.5 km/h) |
| 100 mph (160.93 km/h) | 104.32 mph (167.89 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1464 | 1701 | 1831 | 1912 | 2000 | 2062 | 2130 | 2211 | 2324 | 2436 | 2560 | 2660 | 2841 | 3040 | 3196 | 3295 | 3351 | 3557 | 3844 | 4467 |
Better Fuel Economy Factory Ratios Increased Power
