F# suspended 4th · Piano
F#sus4 Chord on Piano
The F#sus4 chord (F# suspended 4th) is built from the notes F#, B and C#. The keyboard diagram below shows exactly which keys to press. The same chord is also written Gbsus4; both spellings sound identical.
Chord diagrams
Notes in this chord
- F♯
- B
- C♯
Degrees: 1 – 4 – 5
Also written: Gbsus4
How to play
To play F#sus4 on piano, press F#, B and C# together. In root position the lowest note is F#, and the finger numbers follow the keys left to right in the diagram.
Theory behind the chord
Suspended fourth chords replace the third with a fourth, so they sound unresolved on purpose. Releasing the fourth back down to the third is one of the oldest and most satisfying moves in songwriting. On F#sus4 this structure sits on the root F#, so the degrees 1 – 4 – 5 map onto F#, B and C#.
Frequently asked questions
- Which notes are in the F#sus4 chord?
- F#sus4 contains the notes F#, B and C#. Relative to the root these are the degrees 1 – 4 – 5.
- Are F#sus4 and Gbsus4 the same chord?
- Yes. F#sus4 and Gbsus4 are enharmonically identical — the spelling differs but the frets and keys are the same. Which name is used depends on the key of the piece.
Practise F#sus4 on your phone
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