OEM left speaker assembly for NP900X3N. Third-party retailer listing only (samsungparts.com, not Samsung documentation); not bench-tested.
Source: third-party retailer listing (samsungparts.com), not Samsung
Source notes
samsungparts.com third-party retailer listing (not Samsung) "Supported Models" lists: NP900X3N, NP900X3NK01US, NP900X3NK02US, NP900X3NK03US, NP900X3NK04US. Samsung description: "Assembly Speaker (Left)". Read 2026-10-30 (via R3B-AG-001).