K1 88 Main Battle Tank

The Type 88 main battle tank is a Korean main battle tank similar to the M1 Abrams. South Korea formerly used American tanks for its military. The tank was succeeded by the K2.
Variants:
1.
Name: K1 88
Type: Main Battle Tank
Origin: South Korea
Year: 1987
Produced: 1027

Length: 7.48 Meters
Width: 3.6 Meters
Height: 2.25 Meters
Weight: 51000 Kilograms
Speed: 65 km/h (40 km/h off road)

Crew: 4

Primary Armament:
-105 mm KM68A1
Secondary Armament:
-7.62 mm M60D AND
-7.62 mm M60E2-1 AND
-12.7 mm K6
12 smoke charges

Gun Flexibility:
20° Ascension
10° Depression

Armor:
composite and Chobham based

2.
Name: K1A1 88

Type: Main Battle Tank
Origin: South Korea
Year: 1996
Produced: ???

Length: 7.48 Meters
Width: 3.6 Meters
Height: 2.25 Meters
Weight: 53200 Kilograms
Speed: 65 km/h (40 km/h off road)

Crew: 4

Primary Armament:
-120 mm KM256
Secondary Armament:
-7.62 mm M60D AND
-7.62 mm M60E2-1 AND
-12.7 mm K6
-12 smoke charges

Gun Flexibility:
20° Ascension
10° Depression

Armor:
composite and Chobham based

3.
Name: K1E1 88

Type: Main Battle Tank
Origin: South Korea
Year: 2014
Produced: ??? (in production?)

Length: 7.48 Meters
Width: 3.6 Meters
Height: 2.25 Meters
Weight: ~53200 Kilograms
Speed: 65 km/h (40 km/h off road)

Crew: 4

Primary Armament:
-120 mm KM256
Secondary Armament:
-7.62 mm M60D AND
-7.62 mm M60E2-1 AND
-12.7 mm K6
-12 smoke charges

Gun Flexibility:
20° Ascension
10° Depression

Armor:
composite and Chobham based

4.
Name: K1A2 88

Type: Main Battle Tank
Origin: South Korea
Year: 2014
Produced: ??? (in production?)

Length: 7.48 Meters
Width: 3.6 Meters
Height: 2.25 Meters
Weight: 53200 Kilograms
Speed: 65 km/h (40 km/h off road)

Crew: 4

Primary Armament:
-120 mm KM256
Secondary Armament:
-7.62 mm M60D AND
-7.62 mm M60E2-1 AND
-12.7 mm K6
-12 smoke charges

Gun Flexibility:
20° Ascension
10° Depression

Armor:
composite and Chobham based

Sources:

http://www.globalsecurity.org/military/world/rok/type-88-mbt.htm
http://tanknutdave.com/the-korean-k1-series/
http://www.military-today.com/tanks/k1.htm
http://www.militaryfactory.com/imageviewer/ar/gallery-ar.asp?armor_id=126
http://www.army-technology.com/projects/k1/
http://fas.org/man/dod-101/sys/land/row/type-88-mbt.htm
http://www.tanks-encyclopedia.com/coldwar/South_Korea/K1_88_MBT.php