The front springs ate "taller" for the 2.6 due to over 125lbs of extra engine weight!
Some OE spring rates are avail but don't correspond to aftermarket spring rates.
The OE 16V front springs are simular to "sportline" 190E ft springs.
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)