Model Variants (Including Prototypes)
M1097A2 HHV - Revised Armor Protection over base Humvee variants.
XM1109 UAH - "Up-Armored Humvee" HMMWV; Humvee production by AM General, armoring by O'Gara-Hess & Eisenhardt; rotating ring weapon mount.
M11109 UAH - Production Designation of XM1109 UAH; at least 175 examples produced.
XM1114 UAH - "Up-Armored Humvee" HMMWV based on th M1113 ECH model; revised and improved armor protection.
M1114 UAH - Production Designation of XM1114 UAH.
M1116 - USAF base security HMMWV based on the M1114 UAH; beginning service in 1998.