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 4,641.7kg |
Height | 83" 210cm |
Length | 180" 460cm |
Width | 72" 180cm |
Tread | 59.75" 151.8cm |
Wheelbase | 141" 358cm |
Ground clearance | 7.85" 19.9cm |
M1: Armament | |||
Type | Mount | Traverse | Elevation |
.50cal M1920 MG | T5 in turret | 360° (manual) |
Manual |
.30cal M1919 MG | Coaxial to .50cal MG | 360° (manual) |
Manual |
M1: Armor | |
Maximum | .375" .953cm |
Minimum | .25" .64cm |
M1: Automotive | |||
Engine | Cunningham; 8 cylinder, 4 cycle, vee gasoline | ||
Horsepower | 133@2,800rpm | Fuel capacity | 30gal 110L |
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 89kph |
Max grade | 23° |
Max fording depth | 21" 53cm |
Cruising range | ~250mi ~400km |
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.