M2 half-track car

Its design drew upon half-tracks imported from France in the 1930s, employing standard components supplied by U.S. truck manufacturers to speed production and reduce costs.The concept was designed, and the pilot models manufactured by the Firestone Tire and Rubber Company (before the prototype was officially labeled M2.International Harvester Company built the M9 half-track, a variant of their M5 half track, to fulfill the same purpose.The Cavalry branch of the US Army found that their wheeled armored scout cars had trouble in wet terrain due to their high ground pressure.Many remaining vehicles initially destined for Lend-Lease were transferred to other U.S. allies, primarily in South America.
M2 at Fort Benning, Georgia, 1942. Note the shorter hull compared to the M3s (left and background) and hinged doors of ammunition compartments in the side armor.
Partly finished M2s travel along an assembly line.
Half-trackartillery tractorWorld War IIFirst Indochina WarCambodian Civil WarNicaraguan RevolutionFirestone Defense DivisionM2 Browninginline sixFirestone Tire and Rubber CompanyWhite Motor CompanyAutocarInternational Harvester CompanyM9 half-trackCitroën-KégresseM3 scout carM3 half-track105mm howitzerLend-LeaseInternational HarvesterNorth AfricaMarinesSoviet UnionNational GuardArgentine ArmyVanajan AutotehdasArgentinaBelgiumBrazilCambodiaCzechoslovakiaFinlandFranceGreeceIsraelMexicoNetherlandsNicaraguaNational Guard of NicaraguaParaguayPhilippinesPolandPortugalSouth VietnamUnited KingdomUnited StatesM1 mortarM6 gun motor carriageBoeing B-17 Flying Fortress37 mm gun M1A2List of U.S. military vehicles by supply catalog designationList of U.S. military vehicles by model numberZaloga, Steven J.armored fighting vehiclesM1 combat carM2 light tankM3 StuartM22 LocustM24 ChaffeeMarmon-Herrington CTLSMediumM2 medium tankM3 LeeM4 ShermanM26 PershingSelf-propelled artilleryT19 howitzer motor carriageT30 howitzer motor carriageT34 rocket launcherM3 gun motor carriageM7 howitzer motor carriageM8 howitzer motor carriageM12 gun motor carriageM21 mortar motor carriageM40 gun motor carriageM43 howitzer motor carriageTank destroyersT48 gun motor carriageM10 3-inch gun motor carriageM18 gun motor carriageM36 gun motor carriageM5 half-trackM39 armored utility vehicleAmphibious vehiclesLanding Vehicle TrackedArmored carsM8 light armored carSelf-propelled anti-aircraft gunsM13/M14 multiple gun motor carriageM15 combination gun motor carriageM16/M17 multiple gun motor carriageM19 multiple gun motor carriageM6 heavy tankLight tank T7/medium tank M7T14 heavy tankT20 medium tankT25 medium tankT28 super-heavy tankT29 heavy tankT30 heavy tankT32 heavy tankT34 heavy tankT40/M9 tank destroyerT18 howitzer motor carriageT55E1 motor carriage8-inch howitzer motor carriage T84T92/T93 gun motor carriageT17 DeerhoundT18 BoarhoundT27 armored carM38 WolfhoundS1 scout carT17E1 StaghoundAmerican armored fighting vehicle production during World War IIBritish CommonwealthSecond World WarLight tanksLight tank Mk I, Mk II, Mk III, Mk IV and Mk VLight tank Mk VILight tank Mk VII TetrarchLight tank Mk VIII 'Harry Hopkins'Vickers 6-tonM3/M5 StuartCruiser tanksCruiser Mk ICruiser Mk IICruiser Mk IIICruiser Mk IVCovenanterCrusaderCavalierCentaur and CromwellChallengerSentinelInfantry tanksMatilda IMatilda IIValentineChurchillMedium tanksGrant/LeeGrizzly IShermanSherman FireflyVickers Medium Mark IISelf-propelledartilleryBishopPriestSextonAnti-tankDeacon17pdr SP AchillesArcherM10 tank destroyerArmoured personnelcarriersKangarooLoyd CarrierTerrapinUniversal CarrierScout carsarmoured carsDaimler DingoDingo scout carHumber scout carLynx scout carAEC armoured carBoarhound armoured carCoventry armoured carDaimler armoured carFox armoured carGreyhound armoured carGuy armoured carHumber armoured carIndian Pattern CarrierLanchester 6×4 armoured carMarmon-Herrington armoured carsMorris CS9Rhino heavy armoured carRolls-Royce armoured carRover light armoured carStaghound armoured carStandard BeaveretteHumber light reconnaissance carMorris light reconnaissance carOtter light reconnaissance carAEC armoured command vehicleGuy LizardArmadilloBedford OXAC15TA Armoured TruckLeyland Beaver-EelWhite scout carAC3 'Thunderbolt'AlectoAustralian experimental light tankBlack PrinceBob Semple tankExcelsiorHillman GnatSchofieldTortoiseValiantAustralianCanadianIndianSouth AfricanNew ZealandBritish armoured fighting vehicle production during World War IITanks in the British Army