ARV stands for Armed Response Vehicle.It is usually manned by three ARMED officers and one CLASS I DRIVER.
The ARVs are fitted with the normal equipment of a Metropolitan Police Car and more. Alongside the standard Met livery flourescent yellow stickers inform the public that the officers inside are firearms trained. They are normally BMWs, particuarly the 5-Series makes. They house either a Premier Hazard Maxim or a Vision Alert 70 Series lightbar. The ARVs have a special compartment which stores the currently issued Glock 17 pistol and either a single-shot only MP5 submachine gun or a single-shot only G36C assault rifle.