Which hard drive fits the Lenovo IdeaPad 3 15IAU7? OEM part numbers

6 hard drives are documented for the Lenovo IdeaPad 3 15IAU7: 5CB1H77842, 5CB1H77846, 5CB1H77850, 5H20X55077, 5H20X55082 and 1 more. 6 of 6 come from OEM documentation (pcsupport.lenovo.com); last checked 2026-11-04. Not bench-tested: match the number on your old hard drive and any constraint before ordering.

Part number	Part	Constraints	Confidence	Last checked
5CB1H77842	Lenovo Lower Case L 82RK W_HDD_A/G_U 5CB1H77842	Lenovo description: "Lower Case L 82RK W_HDD_A/G_U". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5CB1H77846	Lenovo COVER Lower Case L 82RK W_HDD_A/B_U 5CB1H77846	Lenovo description: "COVER Lower Case L 82RK W_HDD_A/B_U". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5CB1H77850	Lenovo Lower Case L 82RK W_HDD_M/B_U 5CB1H77850	Lenovo description: "Lower Case L 82RK W_HDD_M/B_U". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5H20X55077	Lenovo Lenovo HDD 1TB,2.5,7mm,5400,SATA,STD,SEAGATE 5H20X55077	Lenovo description: "Lenovo HDD 1TB,2.5,7mm,5400,SATA,STD,SEAGATE". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5H20X55082	Lenovo Lenovo HDD 1TB,2.5,5400,7mm,SATA,STD,WD 5H20X55082	Lenovo description: "Lenovo HDD 1TB,2.5,5400,7mm,SATA,STD,WD". OEM documentation only; not bench-tested.	OEM documented	2026-11-04
5H20X55086	Lenovo Lenovo HDD 1TB,2.5,7mm,5400,SATA,STD,TOSHIBA 5H20X55086	Lenovo description: "Lenovo HDD 1TB,2.5,7mm,5400,SATA,STD,TOSHIBA". OEM documentation only; not bench-tested.	OEM documented	2026-11-04

Where do these Lenovo IdeaPad 3 15IAU7 hard drive part numbers come from?

6 of 6 fits are from OEM documentation (pcsupport.lenovo.com); each row links its source. Last checked 2026-11-04.

Are these hard drives tested in the Lenovo IdeaPad 3 15IAU7?

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 15IAU7.

Other parts for the IdeaPad 3 15IAU7

Camera (3) · Keyboard (378) · Service Part (120) · Power Cord (38) · SSD (30) · Battery (16) · Screw Kit (9) · Screen (10) · Wireless Card (4) · Heat Sink (3) · Memory (16) · Fan (4) · Display Bezel (3) · I/O Board (1) · Bracket (1) · Display Back Cover (3) · Motherboard (12) · Power Adapter (3) · 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-3-15iau7) or the keyless JSON API.