Professor Willie explains:

A very easy repair, just one bolt holds pulley and helix in place,remove belt from transmission pulley, remove bolt, remove old helix and pulley and reinstall new helix and pulley, (put a little silicone lube on new helix and pulley mating surfaces).

Here are the parts you need:

The Helix ==> http://www.repaircli...mber=SAV5710AWW

And the pulley ==> http://www.repaircli...mber=SAV5710AWW

Source: Maytag SAV5710AWW noise