All the items listed had weight effect on the US model. PLUS on our cars there was a bit more sound deading material added.
EVEN on 8 valve 190E's (US models) from one year to another the weight increased. Iwould think that the SRS system added at least 10 - 15 lbs as well.
MERCEDES Benz Master Guild Technician (6 TIMES)
ASE Master Technician
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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)