Bell-crank suspension is a tank suspension system that uses a lever (bell crank) to convert vertical wheel movement into horizontal motion to compress a spring or torsion bar.

Type of internal combustion engine fuel, refined from crude oil.

High-Explosive Fragmentation: ammunition that explodes on impact, releasing fragments.

High-Explosive Anti-Tank: a type of projectile that uses a shaped charge to penetrate armor.

Manual: a tank transmission in which the driver selects gear changes manually, typically using a clutch pedal and gear lever to engage gears.

A tank with medium weight and armor, balancing mobility and firepower.

A rifled gun has spiral grooves cut into its barrel.

Armour made from steel plates joined by rivets.