reduced from 2 + 8 passengers to 2 + 6. BTR-40Kh – NBC reconnaissance vehicle. BTR-40ZhD (1959) – BTR-40 equipped with small rail wheels mounted to the front and rear of the vehicle on special supports. BRDM-1 – Armoured car which uses a number of BTR-40 components. Originally planned to be an amphibious variant of the BTR-40 and therefore it received the designation BTR-40P. The People's Republic of China Type 55 – Chinese copy of the BTR-40. Possibly also a designation for the Soviet-supplied BTR-40s. Cuba BTR-40A-AA – A Cuban air defence vehicle. It uses the chassis and the armoured front of the BTR-40 but the troop compartment has been removed in favour of a square sided platform mount with drop down sides and rear on which twin ZPTU-2 14.5 mm KPV heavy machine guns are placed. BTR-40A-PB – A Cuban BTR-40 armed with an anti-tank guided missile (ATGM) launcher. While travelling, the launcher is hidden in the superstructure so that from a distance, the vehicle cannot be easily distinguished from a normal BTR-40. The superstructure also provides the launcher with armour protection. When in position, the roof of the superstructure is opened sideways and the launcher is elevated. Jababli – Is a Cuban BTR-40 fitted with a 3M11 Falanga (AT-2 Swatter) ATGM launcher on a launch platform in a cut-down superstructure. Only a limited number were built. NATO gave it the designation M1975/4. Former East Germany SPW-40 – The East German designation for a BTR-40. SPW-40A – The East German designation for a BTR-40A. SPW-40Ch – The East German designation for a BTR-40Kh. SPW-40 converted into a tank destroyer armed with an elevatable ATGM launcher capable of firing six 9M14 Malyutka ATGMs with an armoured roof over it in a cut down troop compartment. This variant does not have the firing ports in the hull sides. Indonesia BTR-40 converted into an armoured car armed with a medium machine gun in a cube-shaped turret on top of the superstructure inside the troop compartment. It also has four smoke grenade launchers on both sides of the hull. BTR-40 converted into an armoured car armed with a 40 mm gun in an angular turret on top of the superstructure inside the troop compartment, it also has four smoke grenade dischargers on both sides of the hull. It has a searchlight on the left hand side of the hull. It is intended to