Here you will find the Repbase Update collection.
You can either download the entire collection:

• EMBL format (50.52 MB) 02-03-2012:
  Local: RepBase17.01.embl.tar.gz

• FASTA format (25.00 MB) 02-03-2012:
  Local: RepBase17.01.fasta.tar.gz

• Repeatmasker edition:
  Local:repeatmaskerlibraries-20110419.tar.gz (21.17 MB)
  Local:repeatmaskerlibraries-20110920.tar.gz (24.80 MB)
  

• REPET edition:
  Local:RepBase16.03_REPET.embl.tar.gz (15.14 MB)
  

then use:

        gunzip RepBase17.01.embl.tar.gz
        tar xvf RepBase17.01.embl.tar

or, if you have gtar installed:

        gtar -zxvf RepBase17.01.embl.tar.gz

to untar and uncompress it;

or you can download each section separately from the subdirectories:

• RepBase17.01.embl 02-03-2012
  
• RepBase17.01.fasta 02-03-2012