M36 Jackson

M36 Jackson
Name	M36 tank destroyer
Caption	M36 Jackson in European Theater, 1945
Origin	United States
Type	Tank destroyer
Service	1944–1950s
Used by	United States, France, South Korea, Republic of China, Israel
Designer	U.S. Ordnance Department
Manufacturer	Fisher, Detroit Arsenal, Ford
Production	1944–1945
Number	1,400+
Weight	33 short tons
Length	23 ft 11 in
Width	11 ft 1 in
Height	9 ft 2 in
Armour	up to 2 in
Primary armament	90 mm M3 gun
Secondary armament	.50 cal Browning M2HB, .30 cal Browning M1919
Engine	Continental R-975 radial gasoline
Speed	30 mph
Power	400 hp

M36 Jackson The M36 Jackson was an American tank destroyer fielded in the later stages of World War II, designed to counter heavy German heavy tanks and armored threats encountered in the European Theater of Operations and Italian Campaign. Developed from the M10 tank destroyer chassis and incorporating the powerful 90 mm M3 gun, the vehicle combined a rotating open-topped turret with mobility derived from M4 Sherman components. It served with United States Army, United States Marine Corps, and postwar armies during early Cold War conflicts.

Development and Design

Development traces to concerns raised by encounters with Panzer V Panther and Panzer VI Tiger I during the North African Campaign and Battle of Kursk. The U.S. Ordnance Committee initiated efforts to up-gun the Tank Destroyer Force with designs leveraging the 90 mm gun evaluated against captured StuG III and Tiger II armor at Aberdeen Proving Ground. Engineers at Detroit Arsenal and designers associated with Bowen McLaughlin York Company adapted the 90 mm M3 into a turret compatible with modified M10 Wolverine hulls. Testing at Aberdeen Proving Ground and trials overseen by General Dwight D. Eisenhower's staff expedited production decisions. Production contracts were issued to contractors including Fisher Body Division, Ford Motor Company, and American Locomotive Company to meet demands from European Command and Mediterranean Theater Command.

Technical Description

The M36 combined a welded and riveted hull derived from the M4 Sherman family with a larger open-topped turret housing the 90 mm M3, which had been developed for the M26 Pershing and T26E4 Super Pershing programs. Armour projection on the glacis and turret ring referenced lessons from engagements such as Operation Cobra and Operation Market Garden. The powerplant was the Continental Motors R-975, shared with late-model Sherman variants, delivering mobility compatible with Combat Command maneuvers used in Battle of the Bulge. Fire control equipment included sights influenced by developments at Frankford Arsenal and stabilization concepts assessed at Aberdeen Proving Ground. The vehicle carried ammunition types including M77 AP-T and M82 APC-BC rounds developed in coordination with Picatinny Arsenal ordnance labs. Communications gear typically comprised SCR-506 radios standardized by Signal Corps procurement.

Operational History

First deployments reached the European Theater by mid-1944, seeing action in counterattacks around Normandy and during advances through France, Belgium, and into Germany. Units equipped with M36s operated under Tank Destroyer Battalion (United States) tables of organization and equipment during operations including the Siege of Metz and the Cologne Campaign. In the Battle of the Bulge, M36s engaged Panzer IV and Tiger II formations during defensive and counter-offensive operations coordinated with First Army and Third Army elements. The vehicle also saw service with United States Marine Corps detachments in the Pacific Theater, supporting amphibious assaults influenced by doctrines from Naval Amphibious Force planners. Postwar, the M36 was supplied to French Army forces during the First Indochina War and later to Republic of Korea units during Korean War operations where they faced North Korean People's Army armor. M36s were also present in Arab–Israeli conflict early phases following transfers under Mutual Defense Assistance Act programs.

Variants and Modifications

Variants included conversions based on different hull types, such as M36B1 and M36B2 which used late-model M4A3 and M4A3E8 hulls respectively, reflecting supply from Tank Arsenal outputs. Field modifications ranged from added overhead protection inspired by experiences in Italian Campaign towns to improved muzzle brakes and counterweights developed at Rock Island Arsenal. Some vehicles received upgraded radios, spare track arrangements influenced by Maintenance Battalion practices, and winterization kits adapted from European Theater cold-weather doctrine from Army Service Forces. Postwar upgrades by recipient militaries included re-boring programs and locally fabricated gun shields informed by lessons from First Indochina War combat.

Service Deployment by Country

United States: Deployed extensively across ETO formations and in limited numbers with United States Marine Corps in the Pacific Theater of Operations. France: Received through Lend-Lease and postwar aid, used in First Indochina War and domestic garrison units. Republic of Korea: Employed during the Korean War to bolster anti-armor capabilities of Republic of Korea Armed Forces. Republic of China: Fielded during postwar tensions in Taiwan Strait scenarios after transfers under U.S. security assistance programs. Israel: Acquired surplus vehicles in the 1950s, used in early Israel Defense Forces armored operations and border security. Other recipients included forces in Philippines, Thailand, and various NATO-aligned armies receiving surplus through bilateral agreements linked to Truman Doctrine era policies.

Survivors and Preservation

Surviving M36s are displayed in military museums and preserved by historical organizations: notable examples are exhibited at the National Museum of the United States Army, National Armor and Cavalry Museum, Imperial War Museum, and regional institutions such as the Musée des Blindés and the Yad La-Shiryon collection. Restored examples appear at commemorative events like TankFest and are maintained by groups including the Military Vehicle Preservation Association and local Veterans of Foreign Wars auxiliaries. Private collectors in United States, United Kingdom, and France operate running examples under permits regulated by national heritage bodies such as the National Historic Vehicle Register and equivalent agencies in recipient countries. Many preserved M36s bear unit markings from divisions like the 1st Infantry Division and the 3rd Armored Division reflecting their wartime service.

Category:Armoured fighting vehicles of the United States