They are the same... the biggest concern after you get them is to ensure you have the correct bumpstop... not as in the part itself, but the correct measurement for useable amount of free travel of your suspension without any interference.
~Todd~ 2004 X 4.0 5 speed---SOLD
4" Lift, 4.56's, 33" Duratracs on M/T Classics
RR SYE, Tatton CV, MML, BL, TT, Dynomax Exhaust
Hella Lighting: Driving, Fogs and H4 E-Codes
... and NEVER will be