Front Right. Latch cover. Right.QUAD CAB. Right.REG & QUAD CAB. VINYL TRIM (TX). A cover used to replace the original equipment seat back cushion cover of a vehicle’s seat. Seat Belt Receptacle Cover. Trim that covers the folding seat latch. Trim that covers the hinge between the seat back and seat bottom. Back Cushion. back pad. Belt Receptacle. Hinge. PLATE. Shield.