Manually export Printer Drivers

Open registry and export the following key:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Print\Environments\Windows NT x86\Drivers\Version-3\

Get the list of files took from HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Print\Environments\Windows NT x86\Drivers\Version-3\\Dependent Files

Copy them from
%systemroot%\system32\spool\drivers\w32x86\3

Go to the destination machine and do the reverse tasks.