| name | CM21 armored vehicle | CM21A1 armored personnel carrier
|
| Type | Armored personnel carrier | Armored personnel carrier
|
| country of origin | Republic of China | Republic of China
|
| service record |
|
| service period | 1980 to the present | 1982 to present
|
| user | Taiwan, China | Republic of China Army Republic of China Marine Corps
|
| Developer | Republic of China Tank Development Research Center | Republic of China Tank Development Research Center
|
| production | Taiwan tank development research center | Republic of China Tank Development Research Center
|
| research and development | 1970s | 1970s
|
| production | 1970s-1980s | 1980s
|
| number | more than 1,000 vehicles (including modified models)
|
| total weight | 12.7 tons (without guns) | 12.7 tons (without guns)
|
| total length | 4.863 m. | 4.863 m
|
| width | 2.686 m. | 2.686 m
|
| total height | 2.5 m | 2.5 m
|
| armor | double hollow armor, all-welded aluminum | Fully welded double-layer aluminum alloy vehicle shell
|
| main weapon | M2 heavy machine guns | Browning M2 heavy machine gun
|
| secondary weapon | Mk 19 grenade launcher | Mk 19 automatic grenade launcher
|
| smoke launcher | eight | two four-barrel smoke grenade launchers
|
| engine | diesel engine | Perkins TV8-640 turbocharged diesel engine Detroit Diesel 6v53 diesel engine
|
| power output | 275 horsepower | ? 210 horsepower
|
| power Weight ratio | 22.36 horsepower/ton | ? 22.36 horsepower/ton
|
| transmission | | Allison TX100-1 Variable speed automatic transmission, 3 forward gear, 1 reverse gear
|
| suspension system | suspension rod, 5 road wheels | Suspension rod, 5 road wheels
|
| maximum operating range | 550 km | 550 km
|
| maximum speed | 66 km/h | 66 km/h
|
| crew | 2 operators + 12 infantry | 2 crew + 12 infantry
|
