Ford part FINIS 1643646 Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) J6.10 - Audio Equipment - Original Fit 21 Wire assy - speakerMarket: +CDN, +USA 1 D 2/87 - 12/88 1643646 86BB 18K822 BB Ford Sierra MkI (1982-1986) J6.10 - Audio Equipment - Original Fit ECU-2/ECU-2DLHD 1 D 8/82 - 12/86 1643646 86BB 18K822 BB