Soviet BTR-D armoured personnel carrier HD

The BTR-D entered service with the Soviet Airborne Forces in 1974. . crew: 4 + 10 . armament: 2 X 7.62mm PKT machine guns . 8(+2.5%) tonnes (combat weight) . Engine: 5D-20 6-cylinder 4-stroke V-shaped liquid cooled 15.9 litre diesel 240 hp Armor (frontal projection) no penetration of 12.7mm AP ammunition (DShKM Heavy machine gun ?) .