I need to replace the low pressure hose for the self leveling suspension. this is the hose from the reservoir to the pump. I am looking for the correct part number of this hose. Would appreciate your help.

Hello - give us a call at 888-280-7799 and one of our MB part specialists will be able to help you with the part number, and likely to source the part. I have also attached a link below to our site's suspension catalog for your specific platform. Hope this helps and best of luck!

PelicanParts.com - 1991 Mercedes-Benz 560SEC Base Coupe - Suspension & Steering