Guitar · progressions # I–vi–ii–V in C on guitar I–vi–ii–V in C: Cmaj7 – Am7 – Dm7 – G7. The common 1625 turnaround, voiced for smooth voice leading. | Chord | Numeral | Notes | Pages | | --- | --- | --- | --- | | Cmaj7 | I | C E G B | [Cmaj7 arpeggio](https://practice.graph.audio/guitar/arpeggios/cmaj7) · [Cmaj7 drop 2 voicings](https://practice.graph.audio/guitar/chords/cmaj7-drop-2) · [C major scale](https://practice.graph.audio/guitar/scales/c-major) | | Am7 | vi | A C E G | [Am7 arpeggio](https://practice.graph.audio/guitar/arpeggios/am7) · [Am7 drop 2 voicings](https://practice.graph.audio/guitar/chords/am7-drop-2) · [A minor scale](https://practice.graph.audio/guitar/scales/a-minor) | | Dm7 | ii | D F A C | [Dm7 arpeggio](https://practice.graph.audio/guitar/arpeggios/dm7) · [Dm7 drop 2 voicings](https://practice.graph.audio/guitar/chords/dm7-drop-2) · [D Dorian scale](https://practice.graph.audio/guitar/scales/d-dorian) | | G7 | V | G B D F | [G7 arpeggio](https://practice.graph.audio/guitar/arpeggios/g7) · [G7 drop 2 voicings](https://practice.graph.audio/guitar/chords/g7-drop-2) · [G Mixolydian scale](https://practice.graph.audio/guitar/scales/g-mixolydian) | ### Drop 2 voicings Four notes on four neighboring strings, the second voice from the top dropped an octave. The voices move 5 semitones in all; the largest single step is 2. Notes that moved from the chord before are in the darker color. **Cmaj7 (I)** Grip x-3-5-4-5-x · frets 3–5 **Am9 (vi)** Grip x-3-5-4-5-x · frets 3–5 Voiced: ♭3 ♭7 9 5 **Dm7(11) (ii)** Grip x-5-5-5-6-x · frets 5–6 Voiced: 1 11 ♭7 ♭3 **G7 (V)** Grip x-5-5-4-6-x · frets 4–6 Top line: E – E – F – F [Practice I–vi–ii–V in C in drop 2 voicings](https://practice.graph.audio/#progression=turnaround:0:drop2:4:jazz) ### Drop 3 voicings Four notes with a string skipped above the bass, the third voice from the top dropped an octave. The voices move 7 semitones in all; the largest single step is 2. Notes that moved from the chord before are in the darker color. **Cmaj7 (I)** Grip x-3-x-4-5-3 · frets 3–5 **Am9 (vi)** Grip x-3-x-4-5-3 · frets 3–5 Voiced: ♭3 9 5 ♭7 **Dm7 (ii)** Grip x-5-x-5-6-5 · frets 5–6 **G9 (V)** Grip x-5-x-4-6-5 · frets 4–6 Voiced: 5 3 ♭7 9 Top line: G – G – A – A [Practice I–vi–ii–V in C in drop 3 voicings](https://practice.graph.audio/#progression=turnaround:0:drop3:4:jazz) ### Shell voicings Three notes: the root in the bass with the 3rd and 7th, the notes that name the chord. The voices move 22 semitones in all; the largest single step is 7. Notes that moved from the chord before are in the darker color. **Cmaj7 (I)** Grip x-3-2-4-x-x · frets 2–4 **Am7 (vi)** Grip 5-x-5-5-x-x · fret 5 **Dm7 (ii)** Grip x-5-3-5-x-x · frets 3–5 **G7 (V)** Grip 3-x-3-4-x-x · frets 3–4 Top line: B – C – C – B [Practice I–vi–ii–V in C in shell voicings](https://practice.graph.audio/#progression=turnaround:0:shell:jazz) ### Rootless voicings Four notes without the root, with a 9th or 13th in its place: the bass player plays the root. The voices move 11 semitones in all; the largest single step is 5. Notes that moved from the chord before are in the darker color. **Cmaj9 (I)** Grip x-7-x-7-8-7 · frets 7–8 Rootless: 3 9 5 7 **Am7(11) (vi)** Grip x-7-x-7-8-8 · frets 7–8 Rootless: 5 11 ♭7 ♭3 **Dm9 (ii)** Grip x-8-7-9-x-8 · frets 7–9 Rootless: ♭3 5 9 ♭7 **G13 (V)** Grip x-8-7-9-x-7 · frets 7–9 Rootless: ♭7 9 13 3 Top line: B – C – C – B [Practice I–vi–ii–V in C in rootless voicings](https://practice.graph.audio/#progression=turnaround:0:rootless:4:jazz) ### With the tritone substitute: Cmaj7 – Am7 – Dm7 – D♭7 Dominant a tritone away; preserves the 3rd/7th guide tones and often creates chromatic bass motion. In drop 2 voicings. The voices move 7 semitones in all; the largest single step is 2. Notes that moved from the chord before are in the darker color. **Cmaj9 (I)** Grip x-x-9-9-8-10 · frets 8–10 Voiced: 7 3 5 9 **Am7(11) (vi)** Grip x-x-10-9-8-10 · frets 8–10 Voiced: ♭3 5 ♭7 11 **Dm7 (ii)** Grip x-x-10-10-10-10 · fret 10 **D♭7 (tritone sub)** Grip x-x-9-10-9-9 · frets 9–10 Top line: D – D – D – D♭ [Practice I–vi–ii–V in C with the tritone substitute](https://practice.graph.audio/#progression=turnaround:0:drop2:4:jazz:s-tritone) ## Try a substitution The same progression with a substitution the app offers, voice-led the same way, with the chords in every key. - [Secondary dominants](https://practice.graph.audio/guitar/substitutions/secondary-dominant) - [Passing diminished chord](https://practice.graph.audio/guitar/substitutions/passing-diminished) ## I–vi–ii–V (1625) in every key - I–vi–ii–V in C - [I–vi–ii–V in D♭](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-db) - [I–vi–ii–V in D](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-d) - [I–vi–ii–V in E♭](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-eb) - [I–vi–ii–V in E](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-e) - [I–vi–ii–V in F](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-f) - [I–vi–ii–V in F♯](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-f-sharp) - [I–vi–ii–V in G](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-g) - [I–vi–ii–V in A♭](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-ab) - [I–vi–ii–V in A](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-a) - [I–vi–ii–V in B♭](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-bb) - [I–vi–ii–V in B](https://practice.graph.audio/guitar/progressions/i-vi-ii-v-in-b) ## Practice it in Practice Lab Comp I–vi–ii–V in C in Practice Lab: voicings chosen to move smoothly, which voice moves where, and substitutions such as the tritone sub to hear what they change. Free, in your browser, no account. [Open it in Practice Lab](https://practice.graph.audio/#progression=turnaround:0:drop2:4:jazz)