My Samsung refrigerator died an early death do to a power spike.   Listing many inner replacement parts.  I used an online parts schematic and current eBay listings to determine nomenclatures/part numbers and part names.               PLEASE ask questions if you have them.   My fridge is show in the last pictures as is the model number label....

Samsung Fridge Shelf Sliding   --  Shelf Slide UPP D.C   DA67-03083

* Part marked Shelf Slide UPP D.C   DA67-03083