Accepts P-Metric and Inches
305/40-23 | 285/40-22 | Difference | |
---|---|---|---|
Diameter inches (mm) | 32.61 (828.2) | 30.98 (786.8) | -1.63 (-41.4) -5% |
Width inches (mm) | 12.01 (305) | 11.22 (285) | -0.79 (-20) -6.6% |
Circum. inches (mm) | 102.44 (2601.87) | 97.32 (2471.81) | -5.12 (-130.06) -5% |
Sidewall Height inches (mm) | 4.8 (122) | 4.49 (114) | -0.31 (-8) -6.6% |
Revolutions per mile (km) | 618.53 (384.34) | 651.08 (404.56) | 32.55 (20.22) 5.3% |
285/40-22 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19 mph (30.58 km/h) |
25 mph (40.23 km/h) | 23.75 mph (38.22 km/h) |
30 mph (48.28 km/h) | 28.5 mph (45.87 km/h) |
35 mph (56.33 km/h) | 33.25 mph (53.51 km/h) |
40 mph (64.37 km/h) | 38 mph (61.16 km/h) |
45 mph (72.42 km/h) | 42.75 mph (68.8 km/h) |
50 mph (80.47 km/h) | 47.5 mph (76.44 km/h) |
55 mph (88.51 km/h) | 52.25 mph (84.09 km/h) |
60 mph (96.56 km/h) | 57 mph (91.73 km/h) |
65 mph (104.61 km/h) | 61.75 mph (99.38 km/h) |
70 mph (112.65 km/h) | 66.5 mph (107.02 km/h) |
75 mph (120.7 km/h) | 71.25 mph (114.67 km/h) |
80 mph (128.75 km/h) | 76 mph (122.31 km/h) |
85 mph (136.79 km/h) | 80.75 mph (129.96 km/h) |
90 mph (144.84 km/h) | 85.5 mph (137.6 km/h) |
95 mph (152.89 km/h) | 90.25 mph (145.25 km/h) |
100 mph (160.93 km/h) | 95 mph (152.89 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1657 | 1925 | 2073 | 2165 | 2263 | 2334 | 2411 | 2503 | 2630 | 2757 | 2898 | 3011 | 3215 | 3441 | 3617 | 3730 | 3793 | 4026 | 4350 | 5055 |
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