M26 Pershing
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| M26 Pershing | |
|---|---|
| Name | M26 Pershing |
| Type | Heavy tank / Medium tank |
| Service | 1945–1953 (US Army) |
| Used by | United States Army, United States Marine Corps, French Army, Republic of China Army |
| Wars | World War II, Korean War |
| Designer | Ordnance Department (United States Army), Fisher Body |
| Design date | 1943–1944 |
| Manufacturer | Ford Motor Company, Fisher Body, Pacific Car and Foundry |
| Production date | 1944–1945 |
| Number | ~1,436 |
M26 Pershing The M26 Pershing was an American heavy/medium tank introduced late in World War II and used into the early Korean War period. It was developed by the Ordnance Department (United States Army) and produced by firms including Ford Motor Company and Fisher Body to counter German heavy tanks encountered on the Western Front and in the European Theatre of World War II. The design combined a high-velocity 90 mm gun, improved armor, and a torsion bar suspension intended to supersede the M4 Sherman series and address experiences from battles such as the Battle of the Bulge.
Development and Design
Development began after encounters with the Panzerkampfwagen VI Tiger, Panzerkampfwagen V Panther, and operational reports from units like the U.S. First Army and U.S. Third Army. The Ordnance Committee and proponents such as General Dwight D. Eisenhower and General George S. Patton pressed for heavier armor and a more powerful gun than the M4 Sherman. Design work by Fisher Body and engineering teams at Ford Motor Company produced a vehicle with a welded hull, torsion bar suspension influenced by designs observed from captured German Panther components, and a cast turret accommodating the 90 mm M3 gun, a weapon related to the 90 mm M2 gun family used in anti-aircraft artillery and anti-tank warfare. Trial and evaluation involved Aberdeen Proving Ground and feedback from units in Normandy and the Ardennes.
Armor protection and mobility trade-offs were debated among the Armored Force (United States Army), Tank Destroyer Command, and the Ordnance Department (United States Army). Powerplant decisions included a Ford-built GAF V8 engine and transmission systems tested against alternatives previously used in M5 Stuart and M4 Sherman derivatives. The resulting weight, about 41 metric tons, led to its designation initially as Heavy Tank T26 and later standardized under U.S. nomenclature.
Combat Service and Operational History
First operationally deployed late in World War II with elements attached to Third Army (United States), the tank saw limited action in 1945 during operations in the Rhine crossings and in the final advances into Germany. Crews from units such as the 23rd Tank Battalion and tactical groups under commanders like General George S. Patton reported engagements with Panzerkampfwagen V Panther and remnants of the Panzer IV formations. After VE Day, many vehicles served in occupation forces tied to commands including U.S. Forces, European Theater.
In the Korean War, the tank fought with units like the 2nd Infantry Division and supported operations during the Pusan Perimeter and later offensives against Korean People's Army armor and fortified positions. Facing challenges from terrain and logistics, M26 units engaged T-34-85 tanks fielded by the Korean People's Army and performed hull-down and direct-fire roles alongside M4 Shermans and later the M46 Patton. Combat reports influenced doctrine discussions among the United States Army Field Forces and the Department of the Army concerning future armored force structure.
Variants and Modifications
Production and field modifications yielded variants including the original T26E3 designation standardized as M26, up-armed and up-armored experimental versions, and engineering conversions by firms such as Pacific Car and Foundry. Notable modifications included changes to the transmission and cooling systems implemented after trials at Aberdeen Proving Ground and battlefield maintenance workshops in Europe and Korea. Postwar overhaul programs under Ordnance Corps supervision converted some chassis into recovery vehicles, bridgelayers, and testbeds influencing later developments like the M46 Patton and experimental T42 tank programs.
Allied recipients such as the French Army and the Republic of China Army performed local adaptions, fitting communications gear from Signal Corps inventories and making suspension and track changes informed by experience with British Centurion and captured German Tiger vehicles.
Technical Specifications
- Crew: 5 (commander, gunner, loader, driver, assistant driver) — configuration consistent with studies at Armored Force School and Tank Destroyer Center. - Armament: primary 90 mm M3 gun; secondary machine guns included .30-06 Browning M1919 and .50 BMG M2 in coaxial and anti-air roles used in U.S. infantry-tank units. - Armor: glacis and turret armor thickness designed to protect against common 88 mm KwK 36 and medium-caliber anti-tank fire encountered in Western Front engagements. - Engine: Ford GAF V8 gasoline engine; powertrain and final drive changes tested against powerplants used in M4 Sherman and M26 Pershing follow-on studies at Aberdeen Proving Ground. - Suspension: torsion bar system similar in principle to systems studied at Ordnance Department (United States Army) trials. - Weight and dimensions: approximately 41 short tons; combat-loaded dimensions suitable for European Theatre of World War II bridge and transport considerations studied by the Engineer Corps (United States Army). - Performance: road speed and cross-country mobility balanced for combined-arms operations coordinated with Infantry Division and Armored Division maneuvers.
Postwar Use and Legacy
After World War II many vehicles entered occupation service within units of U.S. Army Europe and influenced postwar armored doctrine debated in forums including the Pentagon and Congress hearings on defense procurement. Experiences in Korea pushed upgrades and led directly to the M46 Patton development handled by Ordnance Department (United States Army) and manufacturers like Ford Motor Company. The tank’s 90 mm gun and hull concepts informed designs for the M47 Patton and later M48 Patton families, and its service fed lessons into NATO armored standards discussed at meetings involving NATO member militaries.
Surviving examples are displayed at institutions such as the National Armor and Cavalry Museum, U.S. Army Ordnance Museum, and various military history museums in France and Taiwan, contributing to public history programs and exhibits about World War II and the Korean War. Collectors and historians draw links between the vehicle and debates involving figures like General George S. Patton, procurement officers in the Department of the Army, and postwar armored thinkers at Fort Knox and Aberdeen Proving Ground.