Electric tilting/sliding roof (SR), location of components - GF77.20-P-0001-01LE
MODEL 221.0 /1 with CODE (414) Power glass tilting/sliding roof as of Model Year 09 /AEJ 08
MODEL 216.3 as of Model Year 09 /AEJ 08
Illustrated on model 221.0
Courtesy of MERCEDES-BENZ USA