GC Galant Hardtop and GD Galant Hardtop, Sedan and Wagon Brake Master Cylinder Replacement

There's some confusion surrounding replacement brake master cylinders for GC Galant hardtops and the GD Galant line-up produced in Australia, by Chrysler, between 1974 and 78. This affects at least two major suppliers' databases: those of the Australian Brake Service, better known nationally as ABS, and online parts retailer Automotive Superstore. Both companies list only one master cylinder for 1970s rear wheel drive Galants on their websites. This is incorrect; the 11/16th (17.48 mm) units that they state will fit Galants of that era are only suitable for GA and GB Galants, GC Galant sedans and wagons, and ‘76 GD Galants without boosted brakes. GA and GB Galants were not sold in Australia with boosted brakes. GC Galant sedans and wagons didn't have boosted brakes, either. GC Galant hardtops did, however, come standard with boosted brakes, as did GD Galant hardtops, and the majority of GD sedans and wagons from early ‘77. (Just check your car's ...