Armored Car M11-5

M1: General
Date of first acceptance 1931 Total acceptances 20
Manufacturer James Cunningham, Son, and Co. Crew 4 men
M1: Dimensions
Combat weight 10,233lbs
Height 83"
Length 180"
Width 72"
Tread 59.75"
Wheelbase 141"
Ground clearance 7.85"
M1: Armament
Type Mount Traverse Elevation
.50cal M1920 MG Combination mount T5 in turret 360°
.30cal M1919 MG Coaxial to .50cal MG 360°
M1: Armor
Maximum .375"
Minimum .25"
M1: Automotive
Engine Cunningham; 8 cylinder, 4 cycle, vee gasoline
Horsepower 133@2,800rpm Fuel capacity 30gal
Transmission 4 speeds forward, 1 reverse
Steering Steering wheel
M1: Suspension
Type Road wheels
Leaf spring 3/side
M1: Performance
Max level road speed 55mph
Max grade 23°
Max fording depth 21"
Cruising range ~250mi

The 6x4 armored car M1 was driven by the two rear axles. A free-wheeling spare wheel was mounted on each side between the front and center axles so that it could help with obstacle crossing. The drivers were provided with a folding armor windscreen that could pivot down when needed.




  1. Hunnicutt, R.P. Armored Car: A History of American Wheeled Combat Vehicles. Novato, CA: Presidio Press, 2002. Reprinted from Armored Car, R.P. Hunnicutt ©2002, available from Presidio Press, 505B San Martin Drive, Suite 160, Novato, CA 94945.
  2. Haugh, David R. "M1 Armored Car." Ed. Patrick Keenan. 13 May 2008. Accessed 9 December 2023 <>.
  3. AGF Board No. 2. Development of Armored Vehicles, volume II: Armored Cars, Scout Cars, and Personnel Carriers.
  4. Crismon, Fred W. U.S. Military Wheeled Vehicles. Minneapolis: Victory Publishing, Ltd., 2001.
  5. Sola, Samuel, Vincent Bobkowski, and Kara Crocker. Weapon Mounts for Secondary Armament. Santa Monica, CA: G. O. Noville & Associates, Inc., April 1957.
Last updated 9 Dec 2023.
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