You don't need to take the whole thing apart, just pull the cover and look for some little clutch disks on either side of the carrier. I wouldn't trust the stickers or tags, the carrier may not be the original.
89 XJ Bored .040 over, ported, port-matched header, high-flow cat-back, 3"lift, MSD 6A, blaster coil, 4 wheel disks, relocated IAC sensor to K&N tube, triple core rad, NP231, AW4, PORC SYE, 225K mi Original owner.
86 Ford F-150 4x4 300 bored .040 over, decked and head milled .010, ported and port matched Clifford header, Comp RV cam, Offenhauser DP manifold, Holley 4160 600cfm, MSD Blaster coil, 2.5" exhaust out the side, BFG 31's.
My other Cherokee is an airplane