Combat Tank, Light-11-3

CTL-1: General
Date of first acceptance 1935
Manufacturer Marmon-Herrington Co.
CTL-1: Dimensions
Combat weight 8,975lbs
CTL-1: Armament
Type Mount Traverse Elevation
.30cal MG Ball mount in hull front Manual Manual
CTL-1: Armor
CTL-1: Automotive
Engine Lincoln 12 cylinder vee gasoline
Horsepower 110
CTL-1: Suspension
Type Road wheels Track return rollers
Semi-elliptical leaf spring 2 bogies/track;
2 dual wheels/bogie
1 dual/track
Drive sprockets Idlers Shock absorbers
Front drive Adjustable at rear of track None
CTL-1: Track
Center guide band type
CTL-1: Performance
Max level road speed ~30mph

The CTL-1 was a turretless tank armed with a single machine gun in a ball mount in the right side of the hull front. It was a private venture by Marmon-Herrington and was based on their TA series of light tracked tractors. The CTL-1 did not see service with the US, but was sold to Iran.



  1. Crismon, Fred W. U.S. Military Tracked Vehicles. Osceola, WI: Motorbooks International, 1992.
  2. Nuyt, A.F. "tanks." Overvalwagens! 13 Feb 2020 <​>.
  3. Kirk, William. "U.S. Light Tanks." TANKS! 13 Feb 2003. 13 Feb 2020 <​>.
Last updated 13 Feb 2020.
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