Accepts P-Metric and Inches
270/70-17 | 285/70-17 | Difference | |
---|---|---|---|
Diameter inches (mm) | 31.88 (809.8) | 32.71 (830.8) | 0.83 (21) 2.6% |
Width inches (mm) | 10.63 (270) | 11.22 (285) | 0.59 (15) 5.6% |
Circum. inches (mm) | 100.16 (2544.06) | 102.76 (2610.04) | 2.6 (65.97) 2.6% |
Sidewall Height inches (mm) | 7.44 (189) | 7.85 (199.5) | 0.41 (10.5) 5.6% |
Revolutions per mile (km) | 632.59 (393.07) | 616.6 (383.14) | -15.99 (-9.94) -2.5% |
285/70-17 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.52 mph (33.02 km/h) |
25 mph (40.23 km/h) | 25.65 mph (41.28 km/h) |
30 mph (48.28 km/h) | 30.78 mph (49.53 km/h) |
35 mph (56.33 km/h) | 35.91 mph (57.79 km/h) |
40 mph (64.37 km/h) | 41.04 mph (66.04 km/h) |
45 mph (72.42 km/h) | 46.17 mph (74.3 km/h) |
50 mph (80.47 km/h) | 51.3 mph (82.55 km/h) |
55 mph (88.51 km/h) | 56.43 mph (90.81 km/h) |
60 mph (96.56 km/h) | 61.56 mph (99.06 km/h) |
65 mph (104.61 km/h) | 66.69 mph (107.32 km/h) |
70 mph (112.65 km/h) | 71.82 mph (115.58 km/h) |
75 mph (120.7 km/h) | 76.94 mph (123.83 km/h) |
80 mph (128.75 km/h) | 82.07 mph (132.09 km/h) |
85 mph (136.79 km/h) | 87.2 mph (140.34 km/h) |
90 mph (144.84 km/h) | 92.33 mph (148.6 km/h) |
95 mph (152.89 km/h) | 97.46 mph (156.85 km/h) |
100 mph (160.93 km/h) | 102.59 mph (165.11 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1569 | 1823 | 1963 | 2050 | 2143 | 2210 | 2284 | 2370 | 2491 | 2611 | 2744 | 2851 | 3045 | 3258 | 3425 | 3532 | 3592 | 3813 | 4120 | 4788 |
Better Fuel Economy Factory Ratios Increased Power