GMLRS

TECHNICAL DEFINITION

The Guided Multiple Launch Rocket System (GMLRS) is a family of precision-guided, surface-to-surface rockets deployed by the U.S. Army and allied forces, launched from M270 MLRS or M142 HIMARS platforms, leveraging GPS-inertial guidance for accurate engagement of high-value targets.

BACKGROUND

The M142 High Mobility Artillery Rocket System is a light multiple rocket launcher developed in the late 1990s for the United States Army and mounted on a standard U.S. Army Family of Medium Tactical Vehicles (FMTV) M1140 truck frame.

SYNONYMS & ALIASES

• Guided MLRS
• GMLRS rocket
• MLRS
• HIMARS rocket
• M30
• M31

USAGE NOTE

GMLRS is a critical component of modern artillery, providing adaptable and precise indirect fire support across various military operations.

DEVELOPERS

Organizations developing technology related to GMLRS.

• Lockheed Martin

  The prime contractor responsible for the design, development, and manufacturing of the GMLRS family of rockets and the associated MLRS and HIMARS launcher systems.

• U.S. Army (Program Executive Office Missiles and Space)

  As the primary client and stakeholder, PEO MS manages the GMLRS program, defines requirements for new variants (e.g., ER GMLRS), funds research and development, and conducts extensive testing and integration efforts in collaboration with industry partners.

• L3Harris Technologies (formerly Aerojet Rocketdyne)

  A key supplier of advanced solid rocket propulsion systems, including the rocket motors that power the GMLRS rockets.

• Northrop Grumman (Innovation Systems)

  Developed the GMLRS Alternative Warhead (AW), a significant technological advancement that provides area-effects capability without unexploded ordnance, and supplies various components.

• White Sands Missile Range (U.S. Army)

  A critical U.S. military test facility where GMLRS rockets and related missile technologies undergo extensive development, flight testing, and evaluation, providing vital data for system improvements and qualification.