Part Number: 0133-1623995 Year: (1973-1992) Note: GKN Differential - w/ 5 Bolt Axle Flange * GKN differentials have a drain plug Most XJS models up to '86 have GKN differential '87 to'93 models have Dana or GKN differential. * GKN differentials have a drain plug. Zim Manufacturer: Zimmermann
Part Number: 0133-1656476 Year: (1981-1992) Note: For Dana Diff w/ 3 Bolt Axle Flange * Dana differentials do not have a drain plug (w/ or w/o drain plug helps to id GKN and Dana diffs on XJS models). Manufacturer: Zimmermann
Part Number: 0133-1618729 Year: (1994) Note: Solid/Non Vented Priced Individually, Sold in Increments of 2. Jaguar OES Sells as Brake Disc Sets. Manufacturer: Zimmermann