There is a guy on this board, name "vovkus", who went through the three (3) transmissions with the same vehicle as yours. Just make a search on "transmission problem" and username "vovkus" and see a whole bunch of messages regarding the transmission shudder, for example this one:

Link

Oleg
Axiom 4WD 2004: OME shocks, 32" BFG Mudders, RockSliderz, OME929+2" spacers, Stinkyfab bent RE rear links, front ARB locker, rear No-Slip locker, DOR front axle lowering kit, custom middle section skid plate, IronMan torsion bars.
Deceased Rodeo'02 4WD.