French manufacturer Challenger has launched the profiled motorhome 337 for the 2027 model year. According to one source, the length is 7.20 m, 20 cm shorter than the predecessor 317; according to another, it is 7.19 m, 10 cm shorter. The model is available only in the Graphite Edition trim on a Fiat Ducatoⓘ (140 hp) or Ford Transit (130 hp) chassis, priced from 70,490 euros.
Inside, there are two face-to-face sofas, a kitchen opposite the entrance, a transverse washroom with a separate shower, and a bedroom with two 190×85 cm beds that can be joined. For the first time, wood-free body panel construction is used.