Which motherboard fits the Lenovo IdeaPad 3 14ALC6? OEM part numbers

8 motherboards are documented for the Lenovo IdeaPad 3 14ALC6: 5B21B85211, 5B21B85212, 5B21B85213, 5B21B85214, 5B21B85215 and 3 more. 8 of 8 come from OEM documentation (pcsupport.lenovo.com); last checked 2026-11-04. Not bench-tested: match the number on your old motherboard and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
5B21B85211	Lenovo Lenovo BDPLANAR MBL82KTWINR75700UUMA_4G RPMC 5B21B85211	Lenovo description: "Lenovo BDPLANAR MBL82KTWINR75700UUMA_4G RPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21B85212	Lenovo MBL82KTNOKR75700UUMA_4G RPMC 5B21B85212	Lenovo description: "MBL82KTNOKR75700UUMA_4G RPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21B85213	Lenovo Lenovo BDPLANAR MBL82KTWINR55500UUMA_4G RPMC 5B21B85213	Lenovo description: "Lenovo BDPLANAR MBL82KTWINR55500UUMA_4G RPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21B85214	Lenovo MBL82KTNOKR55500UUMA_4G RPMC 5B21B85214	Lenovo description: "MBL82KTNOKR55500UUMA_4G RPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21B85215	Lenovo MBL82KTWINR35300UUMA_4G RPMC 5B21B85215	Lenovo description: "MBL82KTWINR35300UUMA_4G RPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21B85216	Lenovo MBL82KTNOKR35300UUMA_4G RPMC 5B21B85216	Lenovo description: "MBL82KTNOKR35300UUMA_4G RPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21J13870	Lenovo MBL82KTWINR55500U_UMA_8GRPMC 5B21J13870	Lenovo description: "MBL82KTWINR55500U_UMA_8GRPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21J13871	Lenovo MBL82KTNOKR55500U_UMA_8GRPMC 5B21J13871	Lenovo description: "MBL82KTNOKR55500U_UMA_8GRPMC". OEM documentation only; not bench-tested.	OEM documented	2026-11-04

Where do these Lenovo IdeaPad 3 14ALC6 motherboard part numbers come from?

8 of 8 fits are from OEM documentation (pcsupport.lenovo.com); each row links its source. Last checked 2026-11-04.

Are these motherboards tested in the Lenovo IdeaPad 3 14ALC6?

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 IdeaPad 3 14ALC6.

Other parts for the IdeaPad 3 14ALC6

Service Part (231) · Screw Kit (7) · Battery (16) · Screen (11) · Wireless Card (5) · SSD (22) · Camera (4) · Fan (3) · Memory (15) · Display Bezel (3) · Keyboard (378) · Hard Drive (2) · Bracket (1) · Power Adapter (24) · Display Back Cover (3) · I/O Board (1) · Cable (4) · Hinge (1) · Display Cable (1) · Heat Sink (3) · RTC Battery (2)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model lenovo-ideapad-3-14alc6) or the keyless JSON API.