Tell us what kind of Jeep you have. Which engine, and most importantly what the bezel says around your 4wd shift lever. It'll say Command Trac, Selec Trac, Quadra Trac, Quadra Trac II, Quadra Drive, Quadra Drive II, etc...
Yes, if you have your build sheet it will tell you the transfer case number and the name of that system.
[SIZE=1]Black 94 ZJ Laredo 4.0L 42RE/NP231 Command Trac
Sylvania Silverstars, Alpine CD Head Unit, Pioneer 3-Ways in the Doors, Blacked Out Grill, Kolak Exhaust, Clear Corners, Bilstein Shocks, Gas Tank Skid, Rear Hitch, Hitch Wiring, TC Skid, Hellwig RSB, Military FSB, Brembo Front Rotors, OME SS, B&M Supercooler, RE Tie Rod, Limited Power Leather Seats, 30x9.5 Toyo Open Country ATs, Optima Red Top
Next Mods: Upgrade Battery Cables, Sliders, Black Steelies, 3" Lift, Rear Locker, Bumper, HO Alternator, Winch, Driving Lights[/SIZE]