Sexton (artillery)

25pdr SP, tracked, Sexton
A Sexton on display at the Dutch Cavalry Museum in 2013
TypeSelf-propelled artillery
Place of originCanada
Service history
In service1943–1956
Used byCanada
United Kingdom
South Africa
Poland
India
Portugal
WarsSecond World War
Production history
Designed1942
ManufacturerMontreal Locomotive Works
Produced1943–1945
No. built2,150
VariantsMark I, Mark II
Specifications
Mass25 long tons (25 t))[1]
Length20 ft 1 in (6.12 m)[1]
Width8 ft 11 in (2.72 m))[1]
Height8 ft (2.4 m)[1]
Crew6 [1] (Commander, driver, gunner, gun-Layer, loader, wireless operator)

Elevation+40° to -9°
Traverse25° left 15° right

Armour15–32 mm (0.59–1.26 in)[1]
Main
armament
Ordnance QF 25-pounder (87.6 mm) Mk II
105 rounds (mostly HE) carried on board
Secondary
armament
Two 0.303 (7.7 mm) Bren light machine guns for anti-aircraft defence
50 30-round magazines
EngineContinental R-975 9-cylinder Radial gasoline[1]
400 hp (298 kW)[1]
SuspensionVertical volute spring
Operational
range
125 miles+ (200 km)[1]
Maximum speed 25 mph (40 km/h)[1]

The 25pdr SP, tracked, Sexton[a] was a Canadian-designed self-propelled artillery vehicle of the Second World War. It was based on Canadian-built derivatives of the American M3 Lee and M4 Sherman tank chassis. Canada had set up to produce the Ram tank using the M3 chassis and Grizzly (a copy of the M4) to complement US medium tank production; when Sherman production in the US expanded and supply was no longer a problem, it was decided in 1943 to switch the Canadian production lines to produce the Sexton to give the British Army a mobile artillery gun using their 87.6 mm (3.45 in) Ordnance QF 25-pounder gun-howitzer for commonality with towed guns. The Sexton could fire either HE shell or an armour-piercing shell. It found use in the Canadian, British, and other British Commonwealth armies, as well as other countries. After the war, a number of Sextons and Grizzlies were sold to Portugal, which used them into the 1980s.

  1. ^ a b c d e f g h i j Cite error: The named reference AFVWW12 was invoked but never defined (see the help page).


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