Buy OEM General Motors Part # 18013844. Backing plate. 11" brake, wagon. 11" brake, wagon w/lockng diff. wagon. wagon, w/limited slip

11" brake. 17LB. 23 lb. 9. 5" brake. Aluminum. Cast iron. Hd. SEDAN. Standard. W/LIMITED slip. W/O limited slip. WAGON.

all. sedan. wagon.

11" brake 17 pound. 11" brake 23 pound. 6 cylinder. 7. 5" ring gear. 8 cylinder. 8. 5" ring gear. 8. 75" ring gear. 9. 5" brake. Aluminum. Iron. Minus 2 degrees. Plus 2 degrees. sedan w/HD. sedan w/o HD. Standard. SUPER lift. W/11 x 2 brake. W/11". W/9 1/2 brake. W/O 11". W/O 11X2" brakes. W/O 9 1/2" brakes. Wag W/O locking dif. WAGON W/LOCKNG diff. Zero degree.

w/auto level. w/o auto level.

11" brake. 8. 5" ring gear. 9. 5" brake. SEDAN. Taxi. W/AUTO level. W/O 8. 5 ring gear. W/O auto level. W/RIDE & handling. W/SOFT ride susp. W/SPECIAL handling. WAGON.

11" brake. 11" iron. 17 lb. 23 pound. 7. 5" gear. 7. 5" ring gear. 8. 5" ring gear. 8. 75" gear. 8. 75" ring gear. 9 1/2" brake. 9 1/2" iron. Lower. Minus 2 degrees. Plus 2 degrees. SEDAN. stamped 6YC. stamped 6YE. Upper. W/AUTO level. W/O auto level. WAGON 80-90.