Armoured personnel carrier of each type is provided with ten seats for accommodation and operating of a crew including commander, driver, gunner and seven infantry men. The armoured personnel carriers enjoy high mobility and manoeuvrability thanks to the powerful four-stroke turbo-charged diesel engine, eight-wheel full drive (8x8), independent torsion-bar wheel suspension, high road clearance and central tyre air pressure control system. The armoured personnel carriers weapons are mounted in the rotating turrets.
The BTR-70 APC modernisation program includes power plant replacement, vehicle transmission improvement and mounting of a turret that is similar to the BTR-80 /BTR-80A turret. That allowed to increase operational effectiveness and maintainability. Large quantity of such vehicles are in service in Russia and in many foreign countries. Therefore, the BTR-70 APC modernisation program is a topical question at present.