Vehicle with a special arrangement of a fuel tank and a reduction agent tank

Motor vehicle has an exhaust system including a hydrolysis catalyst supplied via a metering device (6) with a urea-water solution (UWS) stored in a UWS tank (9) comprising a prefabricated inner tank (26) that is inserted into the open front of a tank housing (25), which abuts against an end wall of the fuel tank, and then enclosed by a front wall (27). Motor vehicle has an internal combustion engine that is supplied with fuel from a fuel tank (1) and has an exhaust system (2) inluding a hydrolysis catalyst (4), another catalyst (5) and a silencer (3). The hydrolysis catalyst is supplied via a metering device (6) with a urea-water solution (UWS) stored in a UWS tank (9) comprising a prefabricated inner tank (26) that is inserted into the open front of a tank housing (25), which abuts against an end wall of the fuel tank, and then enclosed by a front wall (27).