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Ab7sus4 chord

Ab dominant 7th suspended 4th · also written G#7sus4

C4
Ab
C5
Db
Eb
Gb

Want it in context? Open Ab7sus4 on the full piano.

Notes

  • Ab
    R
  • Db
    4
  • Eb
    5
  • Gb
    b7

Formula: R – 4 – 5 – b7

Ab7sus4 inversions

The same notes, with a different note in the bass.

Root position Ab7sus4

C4
Ab
C5
Db
Eb
Gb

1st inversion Ab7sus4/Db

C5
Db
Eb
Gb
Ab
C6

2nd inversion Ab7sus4/Eb

C5
Eb
Gb
Ab
C6
Db

3rd inversion Ab7sus4/Gb

C5
Gb
Ab
C6
Db
Eb

FAQ

What notes are in the Ab7sus4 chord?

The Ab dominant 7th suspended 4th chord (Ab7sus4) has 4 notes: Ab, Db, Eb and Gb.

How do you play Ab7sus4 on the piano?

Put your right hand on Ab, Db, Eb and Gb, starting from Ab. A common fingering for three-note chords is thumb (1), middle finger (3) and little finger (5).

What is the formula of a dominant 7th suspended 4th chord?

R – 4 – 5 – b7 (in semitones from the root: 0, 5, 7, 10).

Is Ab7sus4 the same as G#7sus4?

Yes. Ab and G# are the same key on the piano (enharmonic), so Ab7sus4 and G#7sus4 sound the same.