Headlamp – GM (85643374)

The GM Genuine Parts Headlamp listed here carries part number 85643374 and installs where the original was removed. The unit restores the beam pattern of a hazed or damaged headlamp. Catalogue application notes: 2024-26, at4, at4x. Check the part number stamped or moulded on the original against 85643374 — a number that looks close can belong to a different circuit. GM Genuine Parts are the components installed during production or validated by General Motors for GM vehicles. Ships from our US warehouse.