Both sets of seats that I have from 92 & 93 model 4.2 do not have memory modules on the seats.

I haven't done anything to the car in several months now, because it's not come back from the paint shop.

85 WR quattro
90 V8 Silver, 91 V8 Black, 93 V8 Lago
93 100e quattro V6. Titan, i think