Just a quick IRL look at what 9 ID might have looked like in the 1990's.......
I'm guessing the "8x8" vehicle is LAV-25......
Motorized Experience of the 9th Infantry Division
https://apps.dtic.mil/sti/pdfs/ADA370233.pdf
Proposed 9th Infantry Division Force Conversion; Maneuver Damage, Erosion and Natural Resources Assessment Fort Lewis, Washington. Volume 1: Main Text
https://apps.dtic.mil/sti/pdfs/ADA227621.pdf