Which motherboard fits the HP ZBook 15u G3? OEM part numbers

6 motherboards are documented for the HP ZBook 15u G3: 821167-001, 821188-001, 839233-xxx, 839234-xxx, 839235-xxx and 1 more. 6 of 6 come from OEM documentation (h10032.www1.hp.com); 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
821167-001	HP Smart card reader board with cable 821167-001	HP spare part: Not available with mobile workstation. OEM documentation only; not bench-tested.	OEM documented	2026-11-12
821188-001	HP Smart card reader board, mobile workstation 821188-001	HP description: "Smart card reader board, mobile workstation". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
839233-xxx	HP Intel i5-6200U discrete system board, ZBook 15u 839233-xxx	HP description: "Intel i5-6200U discrete system board, ZBook 15u". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
839234-xxx	HP Intel i5-6300U discrete system board, ZBook 15u 839234-xxx	HP description: "Intel i5-6300U discrete system board, ZBook 15u". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
839235-xxx	HP Intel i7-6500U discrete system board, ZBook 15u 839235-xxx	HP description: "Intel i7-6500U discrete system board, ZBook 15u". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
839236-xxx	HP Intel i7-6600U discrete system board, ZBook 15u 839236-xxx	HP description: "Intel i7-6600U discrete system board, ZBook 15u". OEM documentation only; not bench-tested.	OEM documented	2026-11-04

Where do these HP ZBook 15u G3 motherboard part numbers come from?

6 of 6 fits are from OEM documentation (h10032.www1.hp.com); each row links its source. Last checked 2026-11-12.

Are these motherboards tested in the HP ZBook 15u G3?

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 15u G3.

Other parts for the HP ZBook 15u G3

Palmrest (3) · I/O Board (4) · Touchpad (5) · Hard Drive (6) · Service Part (13) · Speakers (1) · Fingerprint Reader (1) · SSD (7) · Heat Sink (3) · Wireless Card (1) · Memory (3) · RTC Battery (1) · Battery (1) · Bottom Cover (3) · Display Bezel (3) · Hinge (2) · Microphone (2) · Camera (1) · Display Cable (3) · Screen (12) · Display Back Cover (5) · Power Adapter (5) · Power Cord (33) · Screw Kit (1) · Keyboard (2)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model hp-zbook-15u-g3) or the keyless JSON API.