the rebuilt axle shaft from autozone comes complete with inner and outer CV's and entire axle shaft assembly.

and to answer that question on the transfer case, nissan wont warranty it because i'm running 32's and i wheel my truck.
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2000 XE 4x4, ARB bumper, 33x10.5 KM2, 3" fabtech SL, Skid Row skidplates, Calmini Sliders.