Which SSD fits the HP ZBook 15 G4? OEM part numbers

9 SSDs are documented for the HP ZBook 15 G4: 921051-001, 921052-001, 921053-001, 921054-001, 921055-001 and 4 more. 9 of 9 come from OEM documentation (h10032.www1.hp.com); last checked 2026-11-04. Not bench-tested: match the number on your old SSD and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
921051-001	HP 256 GB MLC Z Turbo PCIe solid-state drive 921051-001	HP description: "256 GB MLC Z Turbo PCIe solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
921052-001	HP 512 GB FIPS SATA-3 TLC solid-state drive 921052-001	HP description: "512 GB FIPS SATA-3 TLC solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
921053-001	HP 256 GB self-encrypting OPAL 2 solid-state drive 921053-001	HP description: "256 GB self-encrypting OPAL 2 solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
921054-001	HP 512 GB self-encrypting TLC Z Turbo PCIe drive 921054-001	HP description: "512 GB self-encrypting TLC Z Turbo PCIe drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
921055-001	HP 256 GB TLC Z Turbo PCIe solid-state drive 921055-001	HP description: "256 GB TLC Z Turbo PCIe solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
921056-001	HP 512 GB MLC Z Turbo PCIe solid-state drive 921056-001	HP description: "512 GB MLC Z Turbo PCIe solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
921057-001	HP 1 TB MLC Z Turbo PCIe solid-state drive 921057-001	HP description: "1 TB MLC Z Turbo PCIe solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
924027-001	HP 2.5-inch 1 TB solid-state drive 924027-001	HP description: "2.5-inch 1 TB solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
932478-001	HP 256 GB TLC SATA-3 solid-state drive 932478-001	HP description: "256 GB TLC SATA-3 solid-state drive". OEM documentation only; not bench-tested.	OEM documented	2026-11-04

Where do these HP ZBook 15 G4 SSD part numbers come from?

9 of 9 fits are from OEM documentation (h10032.www1.hp.com); each row links its source. Last checked 2026-11-04.

Are these SSDs tested in the HP ZBook 15 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 15 G4.

Other parts for the HP ZBook 15 G4

Battery (1) · Keyboard (34) · Heat Sink (4) · Fan (2) · Bottom Cover (1) · Screen (8) · Power Adapter (1) · Cable (1) · Touchpad (1) · Card Reader (1) · Fingerprint Reader (2) · Speakers (1) · Wireless Card (2) · Camera (1) · Antenna (2) · Power Cord (6) · Palmrest (1) · RTC Battery (1) · Motherboard (12) · Hard Drive (3) · Service Part (6) · Memory (5) · Display Bezel (3) · Hinge (1) · 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-zbook-15-g4) or the keyless JSON API.