Chevy Equinox inventory could hit 5-year low due to union strike by deeperkins | Oct 9, 2017 | Uncategorized U.S. inventory of the Equinox dropped to 43,453 vehicles, or a 41-day supply, at the beginning of October. Estimated inventory stood at an all-time high of 74,400 units, or a 66-day supply, in June. Source: Auto Feed