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yes yes and yes, only the ratio's vary. HSV also have the same ZF diff. also V8 diffs are standard LSD v6 is optional.
Yes,same diffs,,but,V8 flange is bigger than V6,you can swap'em over( same pinion splines),,but,because pinion bearings are old,tensioning the new flange is very important(even with the new one's )Hey guys, kinda opening this discussion back up, will a station wagon diff fit on the sedan models? and also with a v8 diff into a v6, the flange measurements seem to be 96mm for v6 and 110 for the v8 diffs according to the workshop manual. so they wont fit? any help would be amazing