A suspended fourth piano chord - Asus4

The A suspended fourth chord is a 3-note chord consisting of the notes A, D and E.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Asus4.

Interactive piano diagram for the A suspended fourth chord

Piano keyboard displaying the A suspended fourth chord with the notes A D Fb E

Extended Chords

Chords that are a superset of Asus4. The chords include more notes but always A, D and E.

Reduced chords

Chords that are a subset of Asus4. These contain less notes but all of them are included in Asus4.

A suspended fourth piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the Asus4 chord. Feel free to save or share the image as needed.

Piano chord chart for the A suspended fourth chord (Asus4). The notes A, D and E are highlighted.