Best first track

King Crimson "21st Century Schizoid Man"

Beatles "Come Together"

Supremes "Where Did Our Love Go?"

Rolling Stones "Rocks Off"

Bob Dylan "Tangled Up In Blue"

There's a variation on this question involving vinyl releases.  What's the best B-side opening tracks?

Genesis-Selling England by the pound

Rush- Tom Sawyer

Deep Purple-Highway star

Roxy Music-Do the strand

Led Zeppelin-Whole lotta love

Queen-Innuendo

Steely Dan-Do it again

David Bowie-Station to Station

Pink Floyd-Astronomy Domine

Lou Reed-Vicious

King Crimson-Circus.......

....................

But there are many greats, the list is endless.

Selling England by the Pound Oh Yes!- putting it on now had totally forgotten what a cool album

I'm just a lawnmower, you can tell me by the way I walk

The Cure  -  Plainsong

The Cure  -  The Kiss

Siouxsie and the Banshees  -  Dazzle

A  few more:

Dylan "Free Wheelin'" -- "Blowing in the Wind"

Dylan "Blonde on Blonde" -- "Rainy Day Woman"

AC/DC "Back in Black" -- "Hell's Bells"