Which motherboard fits the HP ZBook Studio G4?

4 motherboards are documented for the HP ZBook Studio G4: 840940-001, 840955-001, 840956-001, 922947-001. All 4 come from a labelled third-party retailer listing (support.hp.com), not Samsung documentation; last checked 2026-11-12. Not bench-tested: match the number on your old motherboard and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
840940-001	HP Antenna (left and right) 840940-001	HP spare part: Antenna (left and right). Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
840955-001	HP Motherboard 840955-001	Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
840956-001	HP Thermal board 840956-001	HP spare part: Thermal board. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
922947-001	HP LED board 922947-001	HP spare part: LED board. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12

Where do these HP ZBook Studio G4 motherboard part numbers come from?

All 4 fits are from a labelled third-party retailer listing (support.hp.com), not Samsung documentation; each row links its source. Last checked 2026-11-12.

Are these motherboards tested in the HP ZBook Studio G4?

No. Fits come from manufacturer or retailer documentation and are not bench-tested. Check the part number on your old part and any listed constraint.

All documented parts for the HP ZBook Studio G4.

Other parts for the HP ZBook Studio G4

Keyboard (33) · Heat Sink (2) · Battery (3) · Bottom Cover (1) · Screen (11) · Power Adapter (7) · SSD (8) · Memory (9) · Hinge (1) · Speakers (1) · Touchpad (1) · Wireless Card (4) · Display Cable (1) · Power Cord (17) · Service Part (6) · Palmrest (1) · Cable (2) · Screw Kit (1)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-zbook-studio-g4) or the keyless JSON API.