<p>Used BMW OEM door tweeter speaker (top-hifi) with part number 9277836, a genuine high-frequency driver removed from a donor vehicle. Also called a tweeter or top-hifi speaker, this unit reproduces the upper range of the audio spectrum for clear treble. A common failure symptom is distorted or missing high-frequency output from the door, which this speaker restores. Direct replacement for the left or right front and rear positions in select BMW X3, X4, X5, and X6 models equipped with the premium top-hifi sound system.</p><p><strong>Fits:</strong> BMW X3 (2011-2017), BMW X4 (2015-2018), BMW X5 (2014-2018), BMW X6 (2015-2019)</p><p><strong>OEM part number:</strong> 9277836.</p><p><strong>Condition:</strong> Used OEM, pulled in-house from a donor vehicle scanned with factory diagnostic tools; tested where possible, with per-part condition notes. 30-day returns.</p>