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

• EMBL format (16.44 MB) 10-07-2008:
  Mirror: RepBase13.09.embl.tar.gz (Faster download speed)
  Local: RepBase13.09.embl.tar.gz

• FASTA format (8.17 MB) 10-07-2008:
  Mirror: RepBase13.09.fasta.tar.gz (Faster download speed)
  Local: RepBase13.09.fasta.tar.gz

• Repeatmasker edition:
  Mirror:repeatmaskerlibraries-20080801.tar.gz
  Local:repeatmaskerlibraries-20080801.tar.gz (8.41 MB)
  

• REPET edition:
  Mirror:RepBase13.07_REPET.embl.tar.gz
  Local:RepBase13.07_REPET.embl.tar.gz (3.41 MB)
  

then use:

        gunzip RepBase13.09.embl.tar.gz
        tar xvf RepBase13.09.embl.tar

or, if you have gtar installed:

        gtar -zxvf RepBase13.09.embl.tar.gz

to untar and uncompress it;

or you can download each section separately from the subdirectories:

• RepBase13.09.embl 10-07-2008
  
• RepBase13.09.fasta 10-07-2008