ChordsBbsus4
Guitar chord · five voicings

Bb Sus4 Guitar Chord (Bbsus4)

The Bb Sus4 chord (Bbsus4) is built from the notes Bb, Eb, and F: the R, 4, 5 of Bb. Below are the five ways to play Bbsus4 on guitar, laid out in order from the lowest position on the neck to the highest.

A suspended fourth chord is tense and unresolved: the third becomes the fourth, leaning to fall back to the plain chord. The lowest shape starts around fret 1, and Bbsus4 appears in four more positions higher up the neck.

Notes in Bbsus4

BbR
Eb4
F5

How to play Bbsus4: five positions

Aform1fr×BbRF5BbREb4F5
Frets 1 to 4
Gform3frBbREb4F5BbREb4BbR
Frets 3 to 6
Eform6frBbRF5BbREb4F5BbR
Frets 6 to 8
Dform8fr××BbRF5BbREb4
Frets 8 to 11
Cform10fr×BbREb4F5BbREb4
Frets 10 to 13

Strings run low E to high e, left to right. Dots are finger positions, a ringed dot is the root (Bb), an × means don't play that string, and the label on the right (like "10fr") is the starting fret. Under each shape are the notes it sounds and their role in the chord.

Hear it and explore other chords →

The free interactive Chord Library lets you switch roots and flavors instantly and see every voicing update live.

Other Bb chords

The sus4 chord in other keys

Frequently asked questions

What notes are in the Bb Sus4 chord?
The Bb Sus4 chord (Bbsus4) contains the notes Bb, Eb, and F. Those are the R, 4, 5 of Bb, so the chord is Bb (the root), Eb (the fourth), and F (the fifth).
How do you play Bbsus4 on guitar?
There are five ways to play Bbsus4, one for each CAGED shape. The lowest shape starts around fret 1, and Bbsus4 appears in four more positions higher up the neck. A nearby voicing often makes an awkward chord change much easier, so if one shape fights you, try the next one up or down the neck.
What does a Bbsus4 chord sound like?
A suspended fourth chord is tense and unresolved: the third becomes the fourth, leaning to fall back to the plain chord. You can hear Bbsus4 and any progression built from it in the free interactive tools on this site.
Is Bbsus4 a hard chord to play?
Bbsus4 has no open shape in standard tuning, so it is usually played as a barre chord. That takes a little hand strength, but the shape is movable: learn it once and you can slide it to other roots.