The way that ride height is supposed to be measured is by control arm deflection. Special tools! The latest cars require that you measure the right height to calculate the alignment specs!! Again by the angle of the control arm.
What is the problem that you are having with ride height?
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)
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190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)