In case of a zombie outbreak, I'd get the ff. equipment.

Choice of Vehicle:

Humvee with M249 SAW machine gun and Mk19 Grenade Launcher (Armored Version), or I can settle for the Mythbusters' black suburban with an M134D Gatling Gun mounted on top.

Choice of Weapon:

Primary - M4 assault rifle, 5.56 cal. with 30 rd. clips
Secondary (BUG) - Glock 21 .45 cal. with 2, 13-rd clips