Originally Posted by: friendl

I need a long backing track to practice a Pentatonic Minor over.

Are there any backing tracks on Guitar Tricks?

Absolutely!

https://www.guitartricks.com/jam.php

It also depends on your skill level & how you want to practice those scales. You can play pentatonic over blues. For example.

Beginner level blues

https://www.guitartricks.com/tutorial.php?input=918

Intermediate level blues

https://www.guitartricks.com/tutorial.php?input=1147

Advanced level blues

https://www.guitartricks.com/tutorial.php?input=2380

Or you could play pentatonic scales over a rock groove.

https://www.guitartricks.com/tutorial.php?input=737

Or you could play all 5 boxes systemically across the guitar!

https://www.guitartricks.com/tutorial.php?input=722

https://www.guitartricks.com/tutorial.php?input=185

Hope this helps!