A device for securing a mobility device in a mobility vehicle or on a lifting device that is installed in or on a mobility vehicle or trailer. The securing device comprises a docking assembly, a locking assembly and a guide assembly. The locking assembly includes a receiving member having an interior passageway and a locking pin. The guide assembly includes a support plate attachable to the mobility device and an alignment rod whereby the alignment rod extends out from one side of the mobility device and engages the receiving member. The alignment rod is sized and configured to extend into the interior passageway thereby allowing the locking pin to extend into the interior passageway to secure the alignment rod.