Automatic: a tank transmission that changes gear ratios without direct driver input, using hydraulic, electric, or mechanical systems to select gears automatically.

A tank with reduced armor and weight for increased mobility.

A refined product derived from crude oil, used as a fuel for internal combustion engines. A volatile, flammable liquid mixture of hydrocarbons.

A rifled gun has spiral grooves cut into its barrel.

Torsilastic suspension is a tank suspension system that uses torsion bars combined with elastomeric (rubber) elements to provide springing and damping.

Armour made by welding and rolling homogeneous steel plates.