M1114

M1114
Name	M1114
Origin	United States
Type	Armored car
Used by	United States Army; United States Marine Corps; Colombian National Army
Manufacturer	United Defense; General Dynamics Land Systems; BAE Systems
Production date	2003–2010
Number	7,000+ (approximate)
Weight	8.6–10.2 metric tons (surge depending on armor)
Length	5.2 m
Width	2.4 m
Height	2.6 m
Crew	2+3 passengers
Primary armament	7.62 mm or .50 cal machine gun; remote weapon station options
Engine	6.5 L V8 diesel (original AM General platform)
Vehicle range	300–500 km (typical)
Speed	113 km/h (road)

M1114

The M1114 is an armored variant of the High Mobility Multipurpose Wheeled Vehicle derived from the Humvee family used by the United States Army and other forces. It was developed rapidly in the early 2000s to improve force protection after losses in Iraq War and Operation Enduring Freedom, incorporating add-on armor, blast mitigation, and upgraded weapon mount systems. The design emphasizes survivability against small arms fire, improvised explosive devices, and rocket-propelled grenades while retaining tactical mobility for convoy escort, patrol, and command roles.

Design and Development

The M1114 originated as an urgent needs solution driven by combat losses in Iraq War and lessons from Operation Restore Hope and threats identified during Bosnian War. Contractors including United Defense Industries, AM General, and later General Dynamics Land Systems collaborated with U.S. Army Materiel Command and U.S. Marine Corps Systems Command to field add-on armor kits and structural reinforcement for the M998 High Mobility Multipurpose Wheeled Vehicle platform. Prototype testing occurred at Aberdeen Proving Ground and Yuma Proving Ground, with rapid production overseen by Program Executive Office Ground Combat Systems. The urgency mirrored other rapid fielding efforts such as the up-armored Humvee programs and the procurement dynamics seen in the acquisition of the MRAP family.

Armament and Protection

Standard armament configurations for the M1114 included pintle-mounted machine guns: the M2 Browning .50 cal and the M240 7.62 mm, with many vehicles retrofitted with remote weapon stations from suppliers like Kongsberg Gruppen and systems akin to the Common Remotely Operated Weapon Station. Armor upgrades used applique kits from firms such as Plasan and BAE Systems, providing enhanced ballistic protection against rounds up to 7.62×51mm NATO and fragments from rocket-propelled grenades, influenced by technologies demonstrated in the Mine-Resistant Ambush Protected vehicle development. Crew protection incorporated blast-mitigating seats and armored floors to reduce injuries from underbody explosions, echoing survivability improvements advocated after the Battle of Ramadi and other insurgent engagements.

Mobility and Performance

The M1114 retained the multi-fuel 6.2/6.5 L V8 diesel lineage of its base chassis, with upgraded suspension, springs, and brakes to compensate for increased curb weight caused by applique armor and spall liners. Performance testing at Yuma Proving Ground and White Sands Missile Range assessed cross-country mobility, gradient capability, and thermal signature. While on-road top speeds remained comparable to baseline models, off-road agility, fuel economy, and fording depth were reduced by additional mass, prompting field modifications inspired by lessons from Operation Phantom Fury. Logistics chains adapted to address increased maintenance demands noted by U.S. Army units during convoy operations across Anbar Province.

Variants and Modifications

Several factory and field-upgraded variants emerged, including command-and-control versions equipped with communication suites from Harris Corporation and Raytheon Technologies, ambulance conversions with stretcher mounts used by U.S. Marine Corps medevac teams, and integrated remote weapon stations for enhanced crew protection. Armor packages varied by contractor: models with ceramic-composite plates from Plasan contrasted with steel and Kevlar solutions from BAE Systems. After-action retrofit kits addressed vulnerabilities highlighted in insurgent encounters, resulting in reinforced doors, window ballistic glass, and enhanced floor plates—paralleling iterative upgrades seen in contemporaneous systems like the M-ATV and armored variants fielded by the British Army and Australian Defence Force.

Operational History

Deployed extensively during Iraq War and War in Afghanistan (2001–2021), the vehicle served in convoy escort, route clearance support, and patrol duties conducted by formations including the 1st Infantry Division, 101st Airborne Division, and 3rd Marine Division. Its rapid fielding followed high-profile incidents that drove policy debates in United States Congress about force protection and procurement. Combat reports and forensic analysis from incidents in Fallujah and Kandahar informed progressive armor upgrades and tactics for mounted operations. The platform's vulnerability to large IEDs spurred accelerated investment in MRAP procurement but the vehicle continued to operate where MRAPs were impractical due to road width, weight limits, or urban constraints.

Operators and Deployments

Primary operators included United States Army, United States Marine Corps, and units of the United States Air Force for security missions. International operators and recipients under Foreign Military Sales and security assistance programs included the Colombian National Army and elements of other partner nations that received excess inventories through transfer programs administered by U.S. Department of Defense and U.S. State Department. Deployments encompassed theaters and bases across Iraq, Afghanistan, and forward operating bases in Kuwait, Bahrain, and other U.S. Central Command areas of responsibility, often integrated with convoy security teams drawn from units such as U.S. Army National Guard brigades and private security contractor elements.

Category:Armoured fighting vehicles of the United States