Ford part FINIS 1644054 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Escort MkIII/Orion MkI (1981-1986) J6.11 - Audio Equipment - Original Fit (08.83-) 15 Knob - radio controlDUMMYRST21P 1 GB 11/83 - 1/86 1644054 E4RF 18830 BA Ford Transit MkIII (1985-1991) J7.10 - Radio/Radio Cassette 19 KnobDUMMYP21,P32,RST21 1 11/85 - 8/91 1644054 E4RF 18830 BA