Armoured troop-carrier prime-mover "МТ-ЛБ" was produced at tractor plant in Kharkov and was designed for transportation of ammunition and medium field artillery. Its carrying capacity reached 2 tons, by the towing of Trailers - up to 6,5 tons.
Additional equipment for navigation is installed for overcoming of water barriers.
It was adopted in 1964.
Modernized MT-LB 6M1B3 troop carrier-tractor was released at "Muromteplovoz" factory in 2004.
It is a track-laying combat vehicle and intended for carrying infantry to the battlefield, reconnaissance, defending military installations and columns, fighting enemy troops, light-armoured vehicles and low-flying air targets.
It is differs from the basic model by enhanced 6M1B3 weapon complex.
The vehicle is armed with the GSh-23B two-planes stabilized two-baralled machine gun, 12,7mm „Kord" machine gun and 30mm AG-30 automatic grenade launcher.
The hanger bracket independent and torsion.