Genuine GM Bar Part# 23108142 Genuine Oem:Yes, Category 2:Rear Bumper, Item Name:Rear Bumper, Category 1:Body Hardware Brand:GM, Fitment Type:Direct Replacement, Part Ref# On Diagram:ONLY PART REFERENCE #2 ON THE DIAGRAM IS, Placement On Vehicle:Rear Manufacturer Part Number:23108142, Category 3:Bumper & Components, Quantity Needed:1