
Armour	Mk I: 40 mm
Mk II: 49, III: 51
Primary
armament	Mk I,II: QF 2 pdr (40 mm) 110 rounds
Mk III: QF 6 pdr (57 mm) 65 rounds
Secondary
armament	1 or 2 Besa machine gun
4,950 rounds[2]
Engine	Nuffield Nuffield Liberty Mark III V-12
340 hp (254 kW) at 1,500 rpm
Power/weight	17.2-18 hp/tonne
Transmission	Nuffield 4 speed and reverse through Wilson steering units
Suspension	Christie
Fuel capacity	110 gallons in 3 fuel tanks(+30 auxiliary)
Operational
range	322 km
Speed	42 kilometres per hour (26 mph) (road)
24 kilometres per hour (15 mph) (off-road)

Crusader Mk II

Crusader AA comes ashore from an LST on to the pierhead at the Mulberry artificial harbour at Arromanches, August 1944.

Crusader AA - Arromanches

Crusader AA Mark III T127084 (ALLAHKEEFA) of 22nd Armoured Brigade HQ, 7th Armoured Division coming ashore on in Normandy on 7th June 1944. Note the front mounted aerials of the AA Mark III, the exhaust trunking and waterproofing on the air cleaners and mantlet front.