The 1995-96 trans is a 722.3 & uses Dexron fluid.
The 1997 & later trans are 722.6 & require special MB synthetic fluid.
AMG doesn't modify the transmission BUT does remap the trans control unit on the 1997 & later cars.
Service on the 1995-96 is 30K miles.
MB says the 1997 & later cars DO not require service(HA-HA).
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
Mercedes Benz Star Technician (2 times)
44 years foreign automotive repair
27 Years M.B. Shop foreman (dealer)
MB technical information Specialist (15 years)
190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)