Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) B1.10 - Front Suspension Arms/Stabilizer/Knuckle 43 Nut - castleM12 × 1.5 mmEXCEPT 4-WHEEL DRIVE 2 8/82 - 12/86 6101517 E621333 S72