Cardones are rebuilds, normally in Mexico, not China. Rebuilt axles will normally have balance problem on the inner CVS, where a minute balance problem can turn into some you can feel at speed. YMMV.

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1998 VW Cabrio
2001 Audi SomeRoad A/T (no air suspension)
2003 Audi DeadRoad M/T (no vroom, for later)
2002 Audi NoRoad A/T (nothing under the hood, being rebuilt)