C# 7 Sus4 b9 chord — Drop D
4 voicings · Drop D
Tuning:DADGBE
Open position
1 / 4
Chord tones
C#
R
F#
+5
G#
+7
B
+10
D
+1
C# 7 Sus4 b9 in other tunings
7 Sus4 b9 in other keys — Drop D
C# 7 Sus4 b9 in Drop D — video lessons
About C# 7 Sus4 b9 in Drop D
The C# 7 Sus4 b9 chord contains the notes C#, F#, G#, B, D. In Drop D tuning (strings: D–A–D–G–B–E), the chord shapes differ from standard tuning because the open string pitches change. Drop D lowers the low E string to D, making power chords and D-root chords easier to play. Diagrams above show all playable shapes in this tuning.