Is your R129 Mercedes SL having difficulties with the convertible top system? If so, it is quite likely that the RST Module (Convertible Top Electronic Control Unit) could be the culprit. Our expert team of engineers can remanufacture your RST Module and test it to ensure it meets factory standards. We back all repairs with a one-year warranty.
We are the only company in the world with the ability to adapt modern relays to the RST Module--drastically increasing reliability and ensuring these parts will last for the next 30 years.
Feel to reach out to our expert team of engineers via the contact form, and we will promptly respond.
- Gen I - A129 820 00 97 : MY 1990 - 12/93, three electrical connectors
- Gen II - A129 820 24 26 : MY 1993 - 1994, three electrical connectors
- Gen III - A129 820 25 26, A129 820 32 26 : 01/94 - 08/95, two electrical connectors
- Gen III - A129 820 31 26, A129 820 39 26 : As of 09/95, two electrical connectors