Loading tail gate system for vehicle

The load floor (10) for motor vehicles (11) has a loading platform (12) for lifting and lowering a load and tiltable between the horizontal and vertical. The platform has a reciprocating actuating cylinder (13) and a tilting actuator (14) with hand and foot controls (15-17) and a control (18). An auxiliary control (19) is provided for the actuators in the event of damage to the main control or actuators.