Drop-down shelf

Storage systems are provided with a first shelf and a drop-down shelf. In one example, the storage system includes first and second link members that are each slidably and pivotably attached with respect to the first shelf. Each of the link members is also pivotably attached with respect to the drop-down shelf. In another example, the storage system includes first and second stationary track guides that each extend away from the first shelf. The drop-down shelf includes first and second support structures that are each slidably received in a respective one of the stationary track guides.