WinRAR 4.00 32Bit And 64Bit Full-Version (Size: 2.88 MB)

Just Install.

Installation Must Be Done From Inside This Downloaded Folder.
REASON : The "rarreg.key" Get's Imported During Installation , So No Need For U To Go and Copy and Paste anything To any installation Directory.
If You Would Like To Carry Winrar Onto a Flash-Drive , Just To Install On Another Computer. Just Send This Entire Folder To Your Flash Drive And Install From There.

Download

WinRAR 4.0 X32 Full

WinRAR 4.0 X64 Full