Not sure if this is new (probably not since it shows a 12/19/14 last modified date) -- here's a one click link to the Sage download portal for the IRD, TTU, Etc.
You'll still need to login to the Sage portal first but this is a handier link than navigating to separate pages.
https://support.na.sage.com/selfservice/viewdocument.do?noCount=true&externalId=23500&sliceId=1&cmd=displayKC&docType=kc&isLoadPublishedVer=&docTypeID=DT_DOWNLOAD_1&ViewedDocsListHelper=com.kanisa.apps.common.BaseViewedDocsListHelperImpl