Http://www.kick-fix.com/hubs/hubs.html
with pictures!
Testimonial: "Great information! My biggest question was how to remove the locking hub assembly without damaging anything.This explained it all.The pics helped too."
thanks, there are 4000 photos there... real photos. OP the nut is a ring nut, flat and needs a special tool. starting in 1997 GM , (folly) put a wavy washer locker, that needs a special GM wavy tool. the photos are there. onlink. some shops pound the right luck nut off with a cold chistle and wreck it then pound it back on, net ever reaching the 123-180 ft/lbs , if not set right the new bearings fail fast. (Timken has great tests proving that fact ) most will fail in 1000 miles if done wrong. imagine the pounder trying to hit 128lbs. guessing, FAIL
we do not know the exact day and vin number GM started using,, wavy locks. but is 1997 model, and as we know, they build 97 as early as July 96.
see the diffr, from part ID 36 and 37/40 , latter is GM mistake.
h ttp://www.fixkick.com/hubs/97-98spindle-locs.JPG
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