B♭7sus4
7sus4 · B♭ – E♭ – F – A♭
- B♭R
- E♭4
- F5
- A♭♭7
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the B♭7sus4 chord
The B♭7sus4 chord (7sus4) is built from B♭ (the root), E♭ (a perfect fourth), F (a perfect fifth) and A♭ (a minor seventh). Seventh suspended-fourth chords give a funky, unresolved sound common in soul and gospel.