sentences:  Both the gearbox and the engine type were selected because they were considered "off the shelf" commercial components also used by the civilian automotive industry in Brazil.Being the first four-wheeled armored vehicle produced by Engesa, the Jararaca lacked the articulated "boomerang" suspension usually characteristic of that firm's vehicle range.Its front and rear beam axles are fitted with the more conventional semi-elliptical leaf springs, as well as hydraulic shock absorbers.