A hydraulic sub-assembly (448) of the present disclosure can be used with a power machine (200). The hydraulic sub-assembly can include a support panel (482) and a plurality of components (486,490,492,496,498) secured to the support panel, to be supported by the support panel relative to the power machine. The plurality of components can include a control valve (486) configured to provide hydraulic control of the work functions. The support panel can be configured to be a structural portion of a cab (250) of the power machine (200).