SU-122 Self Propelled Artillery

This post will describe the SU-122 as well as the SU-122M and SU-122P (SU-122P is not a strict variant of this vehicle but of the SU-100). See also the SU-122-44 and SU-122-54 posts which were placed separately. The SU-122 was a Soviet self propelled artillery vehicle. The vehicle was in service in World War II. The tank was one of first Self Propelled tanks in Soviet service.

Variants:
1.
Name: SU-122
Type: Self Propelled Artillery
Origin: Soviet Union
Year: 1942
Produced: over 1000

Length: 6.95 Meters
Width: 3 Meters
Height: 2.23 Meters
Weight: 30074 Kilograms
Speed: 55 km/h (20 km/h on rough terrain)

Crew: 5

Primary Armament:
-122 mm M-30S
Secondary Armament:
-None

Gun Flexibility:
-Primary
25° Ascension
3° Depression
20° Left
20° Right

Armor:
-Hull
45 mm Front (45 mm gun shield)
45 mm Side
40 mm Rear
20 mm Top
15 mm Bottom

2.
Name: SU-122M
Type: Self Propelled Artillery
Origin: Soviet Union
Year: 1942
Produced: over 1000

Length: 6.95 Meters
Width: 3 Meters
Height: 2.23 Meters
Weight: 30074 Kilograms
Speed: 55 km/h (20 km/h on rough terrain)

Crew: 5

Primary Armament:
-122 mm U-11
Secondary Armament:
-None

Gun Flexibility:
25° Ascension
3° Depression
20° Left
20° Right

Armor:
-Hull
45 mm Front (45 mm gun shield)
45 mm Side
40 mm Rear
20 mm Top
15 mm Bottom

3.
Name: SU-122P

Type: Self Propelled Artillery
Origin: Soviet Union
Year: 1944
Produced: over 1000

Length: 6.95 Meters
Width: 3 Meters
Height: 2.23 Meters
Weight: 32000 Kilograms
Speed: 50 km/h

Crew: 5

Primary Armament:
-122 mm D-25
Secondary Armament:
-None


Armor:
-Hull
75 mm Front (110 mm Gun Shield)
45 mm Side
45 mm Rear
20 mm Top
20 mm Bottom
-Turret

Sources:
http://www.aviarmor.net/tww2/tanks/ussr/su-122p.htm
http://tanki-tut.ru/ussr-russia/su-122/
http://world-war-2.wikia.com/wiki/SU-122?file=SU-122.jpg
http://ftr.wot-news.com/2014/01/26/su-85bm-and-su-122p-historical-guns-on-soviet-tds/
Rickard, J (16 September 2008), SU-122 Assault Gun ,http://www.historyofwar.org/articles/weapons_SU-122_assault_gun.html