You can get an original Rebuilt unit for a good price. With your old one as the core...
Or just do what I did. I used the gears from mine and mast torepair my dad's antenna, and now I just pull mine up when I need it...
Ohh and I never need it, so antenna is down when car is on and driving. I only listen to Cd's in the car...
'92 300CE - Sold
2004 C240 - C7 Wheels
2015 ML350 - P1, Pano, Ash poplar wood, Sport Dinamica interior, Running Boards Keyless go.