A flat suspended fourth piano chord - Absus4

The A flat suspended fourth chord is a 3-note chord consisting of the notes Ab, Db and Eb.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Absus4.

Interactive piano diagram for the A flat suspended fourth chord

Piano keyboard displaying the A flat suspended fourth chord with the notes G# Ab C# Db D# Eb

Extended Chords

Chords that are a superset of Absus4. The chords include more notes but always Ab, Db and Eb.

Reduced chords

Chords that are a subset of Absus4. These contain less notes but all of them are included in Absus4.

A flat 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 Absus4 chord. Feel free to save or share the image as needed.

Piano chord chart for the A flat suspended fourth chord (Absus4). The notes Ab, Db and Eb are highlighted.