PROBLEM TO BE SOLVED: To provide a service car which stably supports a steering hydraulic cylinder and enables good wheel steering operation.SOLUTION: A service car includes: an axle case 27 which supports wheels 2 at left and right sides so that wheels may be operationally rotated a hydraulic cylinder C1 which is provided along a crosswise direction being arranged with the axle case 27 and conducts steering operation of the respective wheels 2 a support member 40 which supports the hydraulic cylinder C1 on the axle case 27 and a reinforcement member 50 which is connected with the axle case 27 and the support member 40.COPYRIGHT: (C)2015,JPO&INPIT【課題】操向用の油圧シリンダを安定的に支持することができるものでありながら、車輪の操向操作を良好に行うことが可能となる作業車を提供する。【解決手段】左右両側に夫々車輪2を操向揺動自在に支持した車軸ケース27と、車軸ケース27と並ぶ状態で左右方向に沿って設けられて各車輪2を操向操作する油圧シリンダC1と、油圧シリンダC1を車軸ケース27に支持する支持部材40と、車軸ケース27と支持部材40とに連結された補強部材50とが備えられている。【選択図】図3