A♭7(add11) 7-string bass chord

How to play A♭7(add11) on 7-string bass

The most common way, the first shape above: your index finger on the E string at the 4th fret, your middle finger on the A string at the 4th fret, your ring finger on the D string at the 4th fret and your little finger on the G string at the 5th fret. Don’t play the B, C and F strings.

From the B string x 4 4 4 5 x x (x: not played, 0: open)

What notes are in A♭7(add11)?

A♭7(add11), A♭ dominant seventh added eleventh, is A♭, C, E♭, G♭ and D♭: the root (A♭), the major third (C), the perfect fifth (E♭), the minor seventh (G♭) and the eleventh (D♭). Its formula is 1 3 5 ♭7 11.