Coil spring: a helical metal spring used in vehicle suspension to absorb shocks and maintain wheel contact, compressing under load.

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

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

A tank designed to support infantry units, emphasizing armor and firepower over speed.

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

A fire control system relying on optical sights and manual input for aiming and range estimation without computer assistance.

A rifled gun has spiral grooves cut into its barrel.

Armour made from steel plates joined by rivets.

Handheld or vehicle-mounted devices that release dense smoke to obscure vision, conceal movements, or screen friendly forces from enemy observation.