1981 Ford F100/150, Bronco.      Original 9" Rear End-Axle Differential Tag.  For 3.50 Locking Gears (Limited Slip).  This is an ORIGINAL FORD TAG.   Stamped [ WFE-AW  0L11 and 3L50  9  S319B ]    A Rare to Find Original Tag. Please email with questions.        081322-12        WE HAVE AN EBAY STORE WITH THOUSANDS OF ORIGINAL and NOS FORD PARTS. CHECK IT OUT.