Moog only lists them for '73-'91. You might be able to use those if you swap to the later style control arm or perhaps swap the bushings to the later style. The part numbers are K6184 for the '73-'86 and K6355 for '87-'91. These are all for 1/2 ton, 3/4 and 1 ton uses the same cross shaft '63-'91.