SuperOneClick will root & unroot your phone. Once rooted use Titanium Backup to uninstall the apps you do not want. Make sure you back up the apps somewhere safe before uninstalling them. After you do this, use SuperOneClick to remove root.
In the event you need to restore the phone for a warrenty issue or return, re-root, use Titanium backup to restore the uninstalled apps, then remove root.