Humber:
Was originally produced at Guy starting in 1940 but was switched to Rootes Group and Karrier Motors Limited of Luton. First used in North Africa in late 1941.
Humber Mk I:
Had a welded hull.
Humber Mk I AA:
Had 4 Besa 7.62 mm MGs in turret. First used in 1943 but withdrawn in 1944.
Humber Mk II:
Had driver's visor built into the hull and different armor over radiator. Added 560 lbs.
Humber Mk III:
Larger turret and added crew member.
Humber Mk IV:
Added 37 mm gun and reduced crew to 3. The driver had a lever that controlled an aperture in the rear bulkhead and could be used to see behind the vehicle.
Humber Rear Link:
Mk III converted to carry extra radio equipment with a fixed turret and dummy gun.
Canada:
Armored Car, General Motors Mk I, Fox I:
Main MG was a Browning .50 cal plus 7.62 mm Browning in turret.
Daimler:
First prototypes appeared in late 1939. These had problems as the weight of the vehicle overload the transmission. These were fixed, but not until April 1941 did the first production vehicles appear. First used in North Africa during 1941 and 1942. These would replace the Marmon-Herrington vehicles.
Daimler Mk I:
Used turret that was used on Tetrarch tank. Some had smoke dischargers on turret sides. Used Girling hydraulic disc brakes. Another steering wheel and controls were available to the commander to drive to the rear. Some guns were fitted with Littlejohn Adaptor that would squeeze projectile and allow for greater armor penetration.
Daimler Mk I CS:
Had 76.2 mm gun installed but few produced.
Daimler Mk II:
Improved turret, driver's escape hatch.
| Humber Mk I, II, III, IV Armored Car | Daimler Mk I, II Armored Car | |
|---|---|---|
| Crew | Commander, gunner, driver Mk I, II, IV: 32 Mk III: 42 |
3 Mk I: 32 |
| Physical Characteristics | ||
| Weight | 15,344 lb 6.39 tons3 Mk I: 6.85 tons2 Mk II-IV: 7.1 tons2 |
6.75 tons3 Mk I: 7.5 tons2 |
| Length w/gun | 15'2 4.55 m3, 4.572 m2 |
3.94 m3 Mk I: 13'2 Mk I: 3.96 m2 |
| Length w/o gun | ||
| Height | 7' 10"2 2.2 m3, 2.34 m2 |
2.22 m3 Mk I: 7' 4"2 Mk I: 2.235 m2 |
| Width | 7' 2"2 2.15 m3, 2.184 m2 |
2.43 m3 Mk I: 8'2 Mk I: 2.44 m2 |
| Ground clearance | ||
| Ground contact length | ||
| Ground pressure | ||
| Turret ring diameter | ||
| Armament | ||
| Main | 15 mm Besa Mk IV: 37 mm |
2 pdr3 |
| Secondary | ||
| MG | 7.92 mm Besa | 7.92 mm Besa MG, coaxial3 |
| Side arms | ||
| Quantity | ||
| Main | ||
| Secondary | ||
| MG | ||
| Side arms | ||
| Armor Thickness (mm) | 153 | 163 |
| Hull Front, Upper | 16 | |
| Hull Front, Lower | ||
| Hull Sides, Upper | ||
| Hull Sides, Lower | ||
| Hull Rear | ||
| Hull Top | ||
| Hull Bottom | ||
| Turret Front | ||
| Turret Sides | ||
| Turret Rear | ||
| Turret Top | ||
| Engine (Make / Model) | Rootes, water cooled.2 | Mk I: Daimler2 |
| Cylinders | 62 | Mk I: 62 |
| Net HP | 902,3 | 953 Mk I: 952 |
| Transmission | ||
| Fuel type | Gasoline2 | Mk I: Gasoline2 |
| Octane | ||
| Capacity | ||
| Performance | ||
| Traverse | ||
| Max Speed | 45 mph2 72 kph2, 75 kph3 |
83 kph3 Mk I: 50 mph2 Mk I: 80.5 kph2 |
| Cross Country | ||
| Road radius | 250 miles2 402 km2 |
Mk I: 205 miles2 Mk I: 330 km2 |
| Turning Radius | ||
| Elevation Limits | ||
| Fording depth | ||
| Trench crossing | ||
| Vertical Obstacle | ||
| Suspension (Type) | ||
| Wheels each side | ||
| Return rollers each side | ||
| Track length | ||
| Tires | ||
| Track width | ||
| Track centers/tread | ||
| Production | Mk I: 500 Total: 5,400 |
1940- : 2,694 |
Sources:
- The Encyclopedia of Tanks and Armored Fighting Vehicles - The Comprehensive Guide to Over 900 Armored Fighting Vehicles From 1915 to the Present Day, General Editor: Christopher F. Foss, 2002
- The Encyclopedia of Weapons of World War II, Chris Bishop, 1998
- Jane's World War II Tanks and Fighting Vehicles The Complete Guide, Leland Ness, 2002
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