Mercedes-Benz W124 CE Cruise Control Unit [ECU]. OE Part Number A0055450532. Removed From A Running 1990 C124 300 CE-24 – Please Check Against Your Chassis Number Before Purchasing. Hundreds Of W126, W201 & W124 Parts, Please See Other Listings Or Contact Me For Any Items. Please Ensure This Item Is Suitable For Your Vehicle Prior To Ordering. If You Are Unsure, Send Me A Message & I Will Do My Best To Assist.