Which motherboard fits the Lenovo IdeaPad 3 15ABA7? OEM part numbers

8 motherboards are documented for the Lenovo IdeaPad 3 15ABA7: 5B21H23650, 5B21H23651, 5B21H23652, 5B21H23653, 5B21H23654 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
5B21H23650	Lenovo MB L82RN WIN R35425U_UMA_4G RM 5B21H23650	Lenovo description: "MB L82RN WIN R35425U_UMA_4G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23651	Lenovo MB L82RN NOK R35425U_UMA_4G RM 5B21H23651	Lenovo description: "MB L82RN NOK R35425U_UMA_4G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23652	Lenovo Lenovo BDPLANAR MB L82RN WIN R75825U_UMA_8G RM 5B21H23652	Lenovo description: "Lenovo BDPLANAR MB L82RN WIN R75825U_UMA_8G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23653	Lenovo MB L82RN NOK R75825U_UMA_8G RM 5B21H23653	Lenovo description: "MB L82RN NOK R75825U_UMA_8G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23654	Lenovo Lenovo BDPLANAR MB L82RN WIN R55625U_UMA_8G RM 5B21H23654	Lenovo description: "Lenovo BDPLANAR MB L82RN WIN R55625U_UMA_8G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23655	Lenovo MB L82RN NOK R55625U_UMA_8G RM 5B21H23655	Lenovo description: "MB L82RN NOK R55625U_UMA_8G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23656	Lenovo Lenovo BDPLANAR MB L82RN WIN R35425U_UMA_8G RM 5B21H23656	Lenovo description: "Lenovo BDPLANAR MB L82RN WIN R35425U_UMA_8G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5B21H23657	Lenovo MB L82RN NOK R35425U_UMA_8G RM 5B21H23657	Lenovo description: "MB L82RN NOK R35425U_UMA_8G RM". OEM documentation only; not bench-tested.	OEM documented	2026-11-04

Where do these Lenovo IdeaPad 3 15ABA7 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 15ABA7?

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 15ABA7.

Other parts for the IdeaPad 3 15ABA7

Service Part (119) · Screw Kit (9) · Battery (14) · SSD (18) · Power Cord (39) · Screen (11) · Wireless Card (4) · Keyboard (378) · Camera (2) · Memory (14) · I/O Board (1) · Fan (4) · Heat Sink (3) · Display Bezel (3) · Bracket (1) · Display Back Cover (3) · Power Adapter (3) · Hard Drive (6) · RTC Battery (1) · Hinge Cover (1) · Cable (7) · Hinge (2) · Display Cable (2)

For AI agents: the same list as JSON from the free MCP server at /mcp (tool get_model_parts, model lenovo-ideapad-3-15aba7) or the keyless JSON API.