A♭ major 11th chord on guitar (A♭maj11)

Also called or written A♭maj11 or A♭M11

A♭ major 11th contains A♭, C, E♭, G, B♭, D♭. The 4th-fret grip demands a full barre and a pinky stretch to fret 6.

4frA♭D♭GCE♭B♭EADGBE
Positions on the neck1 of 5
Practice A♭ major 11th chord

How it is built

A♭RootCMajor thirdE♭Perfect fifthGMajor seventhB♭NinthD♭Eleventh

Formula 1, 3, 5, 7, 9, 11

Inversions

How do you play an A♭ major 11th chord on guitar?

A♭ major 11th is played at the 4th fret as 4 4 5 5 4 6: barre your index finger across fret 4, middle finger on the D string at fret 5, ring finger on the G string at fret 5 and pinky finger on the high e string at fret 6.

Full note and interval breakdown
StringFretFingerNote
6 (E)41 (barre)A♭ (1)
5 (A)41 (barre)D♭ (4)
4 (D)52G (7)
3 (G)53C (3)
2 (B)41 (barre)E♭ (5)
1 (e)64B♭ (2)

AdvancedThe index barre must fret the A string and high e cleanly while the pinky reaches fret 6.

A♭maj11/C inversion · fret 6

A♭ major 11th is played at the 6th fret as 8 6 6 6 8 6: barre your index finger across fret 6, ring finger on the low E string at fret 8 and pinky finger on the B string at fret 8.

Full note and interval breakdown
StringFretFingerNote
6 (E)83C (3)
5 (A)61 (barre)E♭ (5)
4 (D)61 (barre)A♭ (1)
3 (G)61 (barre)D♭ (4)
2 (B)84G (7)
1 (e)61 (barre)B♭ (2)

A♭maj11/C inversion · fret 8

A♭ major 11th is played at the 8th fret as 8 10 8 8 9 9: barre your index finger across fret 8, pinky finger on the A string at fret 10, middle finger on the B string at fret 9 and ring finger on the high e string at fret 9.

Full note and interval breakdown
StringFretFingerNote
6 (E)81 (barre)C (3)
5 (A)104G (7)
4 (D)81 (barre)B♭ (2)
3 (G)81 (barre)E♭ (5)
2 (B)92A♭ (1)
1 (e)93D♭ (4)

A♭maj11/B♭ inversion · fret 4

A♭ major 11th is played at the 4th fret as 6 4 5 5 4 4: barre your index finger across fret 4, pinky finger on the low E string at fret 6, middle finger on the D string at fret 5 and ring finger on the G string at fret 5.

Full note and interval breakdown
StringFretFingerNote
6 (E)64B♭ (2)
5 (A)41 (barre)D♭ (4)
4 (D)52G (7)
3 (G)53C (3)
2 (B)41 (barre)E♭ (5)
1 (e)41 (barre)A♭ (1)

A♭maj11/B♭ inversion · fret 6

A♭ major 11th is played at the 6th fret as 6 6 6 6 8 8: barre your index finger across fret 6, ring finger on the B string at fret 8 and pinky finger on the high e string at fret 8.

Full note and interval breakdown
StringFretFingerNote
6 (E)61 (barre)B♭ (2)
5 (A)61 (barre)E♭ (5)
4 (D)61 (barre)A♭ (1)
3 (G)61 (barre)D♭ (4)
2 (B)83G (7)
1 (e)84C (3)

Why it sounds like that

A♭ major 11th is built from the formula 1, 3, 5, 7, 9, 11 over A♭. The 11th, D♭, adds a suspended color above the major 7th. Compare it with A♭ major 9th, which stops at the 9th.

What goes wrong with A♭ major 11th?

  • Let the high e string buzz under the barre.
  • Allow the pinky to flatten onto the B string.
  • Mute the D string with the middle finger's underside.

When to use it

A♭ major 11th works as the tonic in A♭ major, especially in the I–IV–V–I progression A♭–D♭–E♭–A♭. It suits jazz, neo-soul, and slow ballads where the added 11th softens the major 7th. Try it in place of A♭ major for a lush ending.

Changing to and from A♭ major 11th

  • Sliding the shape down one fret to the 3rd fret gives G major 11th.
  • From A♭ major, lift the pinky and move the middle and ring fingers down one string each.

Which voicing to use

The 4th-fret voicing keeps A♭ in the bass for a grounded root position. The C inversions put the third in the bass, making the chord sound brighter and less stable.

Other A♭ chords

Common questions

How is A♭ major 11th written?

A♭ major 11th is written as A♭M11 or A♭maj11. The ASCII root is Ab. It is also spelled G♯ in enharmonic notation for the same sounding root.

What is the difference between A♭ major 11th and A♭ major 9th?

A♭ major 11th adds the 11th, D♭, to the five notes of A♭ major 9th. The 11th creates a suspended sound against the major third.

Why does the 4th-fret shape use a barre?

The barre at fret 4 covers the root A♭ on string 5, the fifth E♭ on string 6, and the ninth B♭ on string 2. It frees the other fingers for the 11th and major 7th.