K21

Overview

K21

South Korean K21 mechanized infantry combat vehicle in the field.
Source: Republic of Korea Armed Forces - © GNU Attribution Share Alike license

Origin

South Korea

Type

Mechanized infantry combat vehicle

Entered service

2010

Status

In service

Development

1999 - 2008

Developer

South Korea - Agency for Defense Development

Production

2009 - present

Producer

South Korea - Doosan DST

Unit cost

$ 3.2 to 3.5 million

Number produced

466 by 2019

Designations

KNIFV / Korea Next-generation Infantry Fighting Vehicle
K300 (early name)
XK21 (prototype name)

Notable users

South Korea

Details

Facts K21

General

Origin

South Korea

Type

Mechanized Infantry Combat Vehicle

Crew

3 + 9 (commander, driver, gunner, 9 infantry)

Dimensions

Weight

25.6 t

Length

6.9 m

Width

3.4 m

Height

2.6 m to turret roof

Main armament

Type

40mm K40 autocannon

Mount

Main gun in turret

Ammunition

240 rounds

Traverse

360°

Secondary armament

Type

7.62mm M60 machine gun

Mount

Coaxial with main armament

Traverse

Traverse and elevation as main armament

Anti-tank missiles

Type

Hyungung anti-tank missile

Mount

Two round launcher on left side of vehicle

Ammunition

2 missiles ready to fire

Chassis

Chassis type

Tracked chassis, 6 roadwheels

Layout

Drive sprocket front, idler rear

Suspension

Hydro-pneumatic

Automotive

Engine model

Doosan D2840LXE

Engine type

V10 turbocharged diesel

Power output

740 hp

Transmission

S&T Dynamics HMPT 500-4EK

Mobility

Speed

70 km/h on roads

40 km/h in the field

7 km/h afloat

Accelleration

0 to 32 km/h in 7 seconds

Range

500 km

Protection

Armor type

Aluminum ceramic composite armor

Protection level

Vs 14.5x114mm all around

Vs 30x165mm over frontal arc

Smoke system

2x5 smoke grenade dischargers

Fire suppression

Automatic fire extinguishing system

Equipment

Night vision

Yes

Fire control

Gunner's sight with IFF

Independent commander's sight

Laser range finder

Radio

Yes

Media