Accepts P-Metric and Inches
285/65-18 | 275/70-18 | Difference | |
---|---|---|---|
Diameter inches (mm) | 32.59 (827.7) | 33.16 (842.2) | 0.57 (14.5) 1.8% |
Width inches (mm) | 11.22 (285) | 10.83 (275) | -0.39 (-10) -3.5% |
Circum. inches (mm) | 102.37 (2600.3) | 104.17 (2645.85) | 1.79 (45.55) 1.8% |
Sidewall Height inches (mm) | 7.29 (185.25) | 7.58 (192.5) | 0.29 (7.25) 3.9% |
Revolutions per mile (km) | 618.91 (384.57) | 608.25 (377.95) | -10.66 (-6.62) -1.7% |
275/70-18 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.35 mph (32.75 km/h) |
25 mph (40.23 km/h) | 25.44 mph (40.94 km/h) |
30 mph (48.28 km/h) | 30.53 mph (49.13 km/h) |
35 mph (56.33 km/h) | 35.61 mph (57.31 km/h) |
40 mph (64.37 km/h) | 40.7 mph (65.5 km/h) |
45 mph (72.42 km/h) | 45.79 mph (73.69 km/h) |
50 mph (80.47 km/h) | 50.88 mph (81.88 km/h) |
55 mph (88.51 km/h) | 55.96 mph (90.06 km/h) |
60 mph (96.56 km/h) | 61.05 mph (98.25 km/h) |
65 mph (104.61 km/h) | 66.14 mph (106.44 km/h) |
70 mph (112.65 km/h) | 71.23 mph (114.63 km/h) |
75 mph (120.7 km/h) | 76.31 mph (122.82 km/h) |
80 mph (128.75 km/h) | 81.4 mph (131 km/h) |
85 mph (136.79 km/h) | 86.49 mph (139.19 km/h) |
90 mph (144.84 km/h) | 91.58 mph (147.38 km/h) |
95 mph (152.89 km/h) | 96.66 mph (155.57 km/h) |
100 mph (160.93 km/h) | 101.75 mph (163.75 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1548 | 1798 | 1937 | 2022 | 2114 | 2180 | 2253 | 2338 | 2457 | 2575 | 2707 | 2813 | 3004 | 3214 | 3379 | 3484 | 3544 | 3761 | 4064 | 4723 |
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