A housing half for a stamped steel differential housing including an outer annular ring and a radially outer cylindrical protrusion with a gear portion. The housing half is integrally formed from a single piece of material. In an example embodiment, the housing half is formed by stamping. In an example embodiment, the gear portion is formed by broaching or rolling. In some example embodiments, the housing half also includes a first pocket arranged for receiving a portion of a first end of a pinion pin and a second pocket, circumferentially opposite the first pocket, arranged for receiving a portion of a second end of the pinion pin. A stamped steel differential housing including the housing half and a stamped steel differential assembly including the stamped steel differential housing are also disclosed.