I7–IV7–I7–V7
This four-chord dominant seventh cycle adds extra blues grit to the basic blues shuttle. Every chord is a dominant seventh, creating constant harmonic tension and a rich, bluesy texture.
Pattern: I7 – IV7 – I7 – V7
Example in C Major: C7 – F7 – C7 – G7
Choose a Key
Song Examples
- Got My Mojo Working — Muddy Waters
- Everyday I Have the Blues — B.B. King