69 12 bolt
 

Have a 69 12 bolt rear for sale; coded BU 1227G1, L-16-8 cast date, housing is in excellent shape, has what appears to be the orig 3 series posi unit Somebody installed GM 4:56 gears in it, little bit of rust on the posi unit and gear from sitting (gear isn't orig anyway) has axels , no backing plates, I would rebuild it. $1500.00 SULLY