Headlamp – GM (85643375)

GM Genuine Parts builds this Headlamp to the same footprint as the original; the catalogue number is 85643375. It mounts on the factory brackets and plugs into the original connector. Catalogue application notes: Sierra 2500 HD. All. At4. Right. Sierra 3500 HD. Check the part number stamped or moulded on the original against 85643375 — 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. Stocked in the US and dispatched within one business day.