F sharp suspended fourth piano chord (F#sus4)

Also written Gbsus4 (G flat suspended fourth)

In a sus4 chord, the third is replaced by the fourth. Its tension naturally resolves to the major chord: a very common move in pop and rock.

On the keyboard

Chord notes

NoteInterval
F♯ (F sharp)root
Bperfect fourth
C♯ (C sharp)perfect fifth

Formula: 1 – 4 – 5 · F♯ – B – C♯

A progression with this chord

  1. F♯sus4Isus4
  2. F♯I

The suspended chord resolves to the major chord on the same root: you hear it in countless pop and rock intros.

Other F♯ chords

The same chord on other roots