BRAKE PADS,7912 H,POWERLITE,(4) Rear Kits Olds/Pontiac/Buick Flange Bilstein's old part number on

Bilstein's old part number on this shock was F4-BE5-C039-H1

GMC:  1971-1972 C15/C1500 Pickup

81" FLANGE OFFSET (SEE DIAGRAMS BELOW) WITH C-CLIPS

WHEEL HAS A 9-BOLT MOUNTING PATTERN REQUIRING A HUB ADAPTER TO INSTALL ON YOUR GM STYLE COLUMN

and will not fit GM # 3709877 6 cylinder pitman arm number

BRAKE PADS,7912 H,POWERLITE,(4) Rear Kits Olds/Pontiac/Buick Flange Bilstein's old part number onFITS POWERLITE CALIPERS POLYMATRIX H SERIES COMPOUND: *HIGH FRICTION COMPOUND WITH SMOOTH INITIAL RESPONSE A STEADY RISE IN FRICTION AS TEMPERATURE AND PEDAL PRESSURE INCREASES *LONG WEAR RATE FOR SEVERE DUTY, SUSTAINED HIGH TEMPERATURE BRAKING *COMPATIBLE WITH IRON, STEEL, AND TITANIUM ROTORS *PERFORMS BEST WHEN INITIALLY BEDDED ON NEW ROTORS OR USED ROTORS THAT HAVE ONLY BEEN RUN WITH H COMPOUND *RACE ONLY COMPOUND FOR LONG WEAR IN SUSTAINED HIGH