7.0.6000.381
http://download.windowsupdate.com/v7/windowsupdate/redist/standalone/WindowsUpdateAgent30-x86.exe
http://download.windowsupdate.com/v7/windowsupdate/redist/standalone/WindowsUpdateAgent30-x64.exe
http://download.windowsupdate.com/v7/windowsupdate/redist/standalone/WindowsUpdateAgent30-ia64.exe
7.2.6001.784
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.784/windowsupdateagent30-x86.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.784/windowsupdateagent30-x64.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.784/windowsupdateagent30-ia64.exe
7.2.6001.788
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.788/windowsupdateagent30-x86.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.788/windowsupdateagent30-x64.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.788/windowsupdateagent30-ia64.exe
7.4.7600.226
http://download.windowsupdate.com/Windowsupdate/redist/standalone/7.4.7600.226/WindowsUpdateAgent30-x86.exe
http://download.windowsupdate.com/Windowsupdate/redist/standalone/7.4.7600.226/WindowsUpdateAgent30-x64.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.2.6001.788/windowsupdateagent30-ia64.exe
7.6.7600.320 (Both 7.6.7600.256 &7.6.7600.320 in ONE package)
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.6.7600.320/WindowsUpdateAgent-7.6-x86.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.6.7600.320/WindowsUpdateAgent-7.6-x64.exe
http://download.windowsupdate.com/windowsupdate/redist/standalone/7.6.7600.320/WindowsUpdateAgent-7.6-ia64.exe
仅用于收藏，目前只有7.6.7600.320版本可供xp，vista，7使用，下面是版本对应说明
7.0.6000.381：2k sp4，xp sp2，03 sp2，vista rtm
7.2.6001.784：2k sp4，xp sp3，03 sp2，vista sp1
7.2.6001.788：2k sp4，xp sp3，03 sp2，vista sp1
7.4.7600.226：2k sp4，xp sp3，03 sp2，vista sp2
7.6.7600.320：xp sp3（7.6.7600.256），03 sp2（7.6.7600.256），vista sp2（7.6.7600.256），win7 sp1