Which service part fits the HP EliteBook 840 G4? OEM part numbers

5 service parts are documented for the HP EliteBook 840 G4: 821164-001, 821175-001, 821666-001, 828884-001, 917396-001. 5 of 5 come from OEM documentation (h10032.www1.hp.com); last checked 2026-11-09. Not bench-tested: match the number on your old service part and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
821164-001	HP Internal base plate 821164-001	HP description: "Internal base plate". OEM documentation only; not bench-tested.	OEM documented	2026-11-09
821175-001	HP Plastics kit 821175-001	OEM documentation only; not bench-tested.	OEM documented	2026-11-09
821666-001	HP NFC module 821666-001	Listed for this model in HP's Maintenance and Service Guide (see source page). OEM documentation only; not bench-tested.	OEM documented	2026-11-09
828884-001	HP Rubber kit, includes pointing stick cover 828884-001	HP description: "Pointing stick covers (20 count)". OEM documentation only; not bench-tested.	OEM documented	2026-11-09
917396-001	HP RJ-45 door (20 count) 917396-001	OEM documentation only; not bench-tested.	OEM documented	2026-11-09

Where do these HP EliteBook 840 G4 service part part numbers come from?

5 of 5 fits are from OEM documentation (h10032.www1.hp.com); each row links its source. Last checked 2026-11-09.

Are these service parts tested in the HP EliteBook 840 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 EliteBook 840 G4.

Other parts for the HP EliteBook 840 G4

Power Adapter (7) · Battery (2) · RTC Battery (1) · Display Bezel (1) · Camera (1) · Palmrest (2) · Screen (5) · Display Back Cover (1) · Bottom Cover (1) · Heat Sink (1) · Hinge (3) · Keyboard (8) · Speakers (1) · Touchpad (2) · Power Cord (35) · Wireless Card (7) · Fingerprint Reader (1) · Card Reader (1) · Cable (1) · SSD (8) · I/O Board (1) · Motherboard (11) · Microphone (1) · Memory (3) · Hard Drive (6) · Display Cable (1) · Screw Kit (1)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-elitebook-840-g4) or the keyless JSON API.