The invention discloses a right door lock body assembly for a vehicle. The right door lock body assembly for the vehicle comprises a cover plate, a door hook and a seat plate; a clamp plate shaft, a door hook shaft and a coupling shaft are riveted on the cover plate in parallel; the cover plate, a clamp plate, a clamp plate return spring and the seat plate are riveted together in sequence by the clamp plate shaft; the cover plate, the door hook and a door hook return spring are riveted together in sequence by the door hook shaft; the cover plate, an outer lock anti-rocking arm and the seat plate are arranged on the coupling shaft in sequence, and the coupling shaft is riveted at the position of a reserved hole of the seat plate; an outward open interlocking arm and an interlocking sliding block are riveted on the outer lock anti-rocking arm in sequence by an interlocking sliding block; a center control fastener, an electric rocking arm and an inward open rocking arm shaft are arranged on the vertical surface of the seat plate from left to right in sequence; the inward open rocking arm shaft penetrates through an inward open rocking arm, an inner open interlocking arm, an inward open rocking arm shaft sleeve, a locking spring and an inner lock rocking arm in sequence and is riveted on the seat plate. The right door lock body assembly is reasonable in structure, convenient to operate, safe and reliable; an inner bumper and an outer bumper are electrically controlled; centre control signals are transmitted accurately.