What parts needed for bottom pulley change?

1. LukeSport L-plater Joined: Oct 2012 Devon Posts: 44 Astra Coupe Turbo Phase 3.5 & Saxo VTR 16v

   #1 30th June 2013, 12:50

   Had new alternator but still squeaking, so changing the bottom pulley, the belt and the tensioner. Is there anything else I need to change whilst I'm there?
2. LukeSport L-plater Joined: Oct 2012 Devon Posts: 44 Astra Coupe Turbo Phase 3.5 & Saxo VTR 16v

   #2 1st July 2013, 00:42

   Anyone? Thanks