Isus4–I in A Major

Pattern: Isus4 – I Chords: Asus4 – A

Chord Breakdown

Numeral	Chord	Type	Function
Isus4	Asus4 (details)	sus4	Tonic
I	A (details)	major	Tonic

Harmonic Analysis

This progression moves through Asus4 (Tonic) → A (Tonic).

The Isus4–I progression suspends the fourth over the tonic chord before resolving down to the major third. This simple but effective device adds a breath of tension directly on the home chord, creating a gentle push-pull effect. It is widely used in intros, outros, and rhythmic strumming patterns in rock, pop, and worship music where the sus4 adds movement without changing the harmonic root.

Song Examples

Scarborough Fair — Simon & Garfunkel
Born on the Bayou — CCR
Hey Jude (coda) — The Beatles

Chord Details

Asus4 A

More Progressions in A Major

I–IV–V–I I–V–vi–IV I–vi–IV–V ii–V–I I–IV–V I–♭VII–IV vi–IV–I–V I–V–vi–iii–IV–I–IV–V I–IV I–V IV–V IV–I

Related Progressions

Vsus4–V–I Vsus2–V–I I–IV