Which SSD fits the HP ProBook 450 G9? OEM part numbers

9 SSDs are documented for the HP ProBook 450 G9: L85354-001, L85364-001, L89745-001, M11040-001, M11042-001 and 4 more. 6 of 9 come from OEM documentation (partsurfer.hp.com, support.hp.com); last checked 2026-11-12. Not bench-tested: match the number on your old SSD and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
L85354-001	HP SSD L85354-001	M.2 NVMe SSD; match form factor (2230 vs 2280), capacity and interface. Configuration-specific. Configuration-specific: 4/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
L85364-001	HP SSD L85364-001	M.2 NVMe SSD; match form factor (2230 vs 2280), capacity and interface. Configuration-specific. Not in the first-edition MSG copy (later/alternate PN; MSG lists 512 GB 2280 as L89745-001). EMPR AU names it for 450 G9. Configuration-specific: 2/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
L89745-001	HP Primary solid-state drive, 512 GB, PCIe, value, 2280 L89745-001	HP spare part: 512 GB, PCIe, value, 2280. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
M11040-001	HP SSD M11040-001	M.2 NVMe SSD; match form factor (2230 vs 2280), capacity and interface. Configuration-specific. M.2 2230 (MSG copy item (12)); 2230 SSDs need the SSD support kit N00354-001 (held row; on 7G6S1US). Configuration-specific: 1/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
M11042-001	HP 256 GB PCIe value 2230 solid-state drive M11042-001	HP spare part: Solid-state drive (M2, 2230). Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
M16560-001	HP SSD M16560-001	M.2 NVMe SSD; match form factor (2230 vs 2280), capacity and interface. Configuration-specific. Configuration-specific: 1/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
N00354-001	HP Solid-state drive support kit N00354-001	HP spare part: Solid-state drive support kit. Unverified source; not bench-tested.	Not sure (under 90%)	2026-11-12
N45476-001	HP SSD N45476-001	M.2 NVMe SSD; match form factor (2230 vs 2280), capacity and interface. Configuration-specific. Not in the first-edition MSG copy (later/alternate PN; MSG lists 512 GB 2280 as L89745-001). EMPR AU names it for 450 G9. Configuration-specific: 2/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29
N45477-001	HP SSD N45477-001	M.2 NVMe SSD; match form factor (2230 vs 2280), capacity and interface. Configuration-specific. Not in the first-edition MSG copy (later/alternate PN; MSG lists 512 GB 2280 as L89745-001). EMPR AU names it for 450 G9. Configuration-specific: 4/8 checked SKUs. Match your product number or the original part number. OEM parts list only; not bench-tested.	OEM documented	2026-10-29

Where do these HP ProBook 450 G9 SSD part numbers come from?

6 of 9 fits are from OEM documentation (partsurfer.hp.com, support.hp.com); each row links its source. Last checked 2026-11-12.

Are these SSDs tested in the HP ProBook 450 G9?

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 ProBook 450 G9.

Other parts for the HP ProBook 450 G9

Power Adapter (48) · Fan (2) · Bottom Cover (2) · Speakers (1) · Cable (12) · RTC Battery (1) · Battery (2) · Screen (6) · Display Cable (1) · Display Back Cover (3) · Heat Sink (2) · Camera (3) · Display Bezel (5) · Hinge (1) · Touchpad (1) · Motherboard (16) · Wireless Card (5) · I/O Board (1) · Power Cord (77) · Fingerprint Reader (3) · Antenna (1) · Service Part (11) · Microphone (1) · Screw Kit (1) · Keyboard (2) · Memory (3)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-probook-450-g9) or the keyless JSON API.