A lift gate system having a first upright including a first track; a second upright including a second track, wherein the second upright is parallel to the first upright; a cross member coupled to the first upright and coupled to the second upright; a receiver bar coupled to the cross member, wherein the receiver bar is configured for detachable coupling to a receiver tube; a first carrier coupled to the first upright, wherein the first carrier is coupled to the first upright, wherein the first carrier is configured to move along the first track; a second carrier coupled to the second upright, wherein the second carrier is coupled to the second upright, wherein the second carrier is configured to move along the second track; a platform coupled to the first carrier and the second carrier; and a drive mechanism coupled to the first carrier and to the second carrier, wherein the first carrier and the second carrier move at a same velocity when the drive mechanism is activated, whereby the platform is raised and lowered uniformly when the drive mechanism is activated.