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G♭7sus4/D♭ is the G♭ dominant 7th suspended 4th / D♭ (2nd inversion) guitar chord with D♭ in the bass. It uses the notes G♭, C♭, D♭, and F♭ and the interval formula 1-4-5-♭7.
The G♭ dominant 7th suspended 4th dominant 7th suspended 4th chord replaces the third with a perfect fourth C♭, creating a suspended, unresolved tension. The combination of the fourth C♭, fifth D♭, and minor seventh F♭ generates a powerful, dramatic sound often used in blues, rock, and jazz for dynamic resolutions. With D♭ in the bass, this voicing functions as the 2nd inversion of G♭ dominant 7th suspended 4th.
Also written as G♭7sus4.
These are quick-start shapes for players who want the answer first and the deeper theory second.
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Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.
The root anchors the chord and defines its tonal center.
The fourth creates suspension and a sense of pull toward resolution.
The fifth reinforces stability and gives the chord its strong harmonic frame.
The minor seventh adds bluesy or jazzy tension that wants to move onward.
Every shape is shown with its diagram and exact fingering instructions.
G♭7sus4/D♭ uses the notes G♭, C♭, D♭, and F♭. Its interval formula is 1-4-5-♭7.
G♭7sus4/D♭ is also written as G♭7sus4.
Place the 1st finger on the 2nd fret of the 1st string, 2nd string, and 4th string in barre position. Place the 3rd finger on the 4th fret of the 5th string. Place the 4th finger on the 4th fret of the 3rd string. Strum from the 5th string down.
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