Military Vehicles, January 1997,: G789 ?

G789 ?

Jeff Smith M*V*P (mvpc@erols.com)
Thu, 23 Jan 1997 23:47:35 -0800

Does anybody know what a "G789" is? (trailer?).
I have searched almost everywhere but can't find out what it is.
any help........

thanks!
Jeff Smith M*V*P