The BK-71A6E3 is the 6th generation modified model of the BK-71 developed to adapt to the current war, and the main weapon is equipped with a 50mm machine gun. It can launch tungsten core armor piercing bullets, anti-personnel grenades and other special projectiles. On the basis of the increase of BK-71A3E2, the composite material double skirt plate and plate armor -3 explosive reactive armor are added, which greatly increases the defense force of the whole vehicle and the survivability of the crew. It is also equipped with laser sights and infrared night vision equipment on all observation ports and sighting equipment for all-day combat capability, followed by two M2HB 12.7 x 99mm heavy machine guns and an automatic guided attack missile. The modification of the BK-71A6E3 was planned in 1997, and large-scale modification began in 2004, and it is still the star of the walking vehicle, active in the frontline battlefield. Maximum road speed of 120 km / h, the crew of 9 people (crew of 3 people, 6 people).