Ford part FINIS 1618680 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) A13.21 - Rear Seat 2-Piece Back Less A/Rest (LIFTBACK 3D/5D) 11 Screw - round headM6 × 20 mm AR D 8/82 - 3/84 1618680 E603372 S74 Ford Escort MkIII/Orion MkI (1981-1986) A13.20 - Rear Seat 1-Piece Back (LIFTBACK 3D/5D, KOMBI/ESTATE, CABRIO) 17 M6 × 20 mm 2 D 8/80 - 10/84 1618680 E603372 S74