1971-1973 Ford Mustang, Fastback, Coupe, Convertible, Grande, Mach 1, Boss 351, Mercury Cougar, Hardtop, Convertible, Xr7. NEW-OLD-STOCK Power Steering Gear Box 'O-Ring' Seal Kit. For the Saginaw type steering gear. This is an ORIGINAL FORD NOS KIT. Brand New In The Package. Ready To Clean and Install. VERY HARD TO FIND ORIGINAL NOS. Please email with any questions. 120220-11 WE HAVE AN EBAY STORE WITH THOUSANDS OF ORIGINAL FORD PARTS. CHECK IT OUT.