The disclosure provides aluminum alloys having varying ranges of alloying elements and properties. In some variations, the alloy can include 3.4 to 4.9 wt % Zn, 1.3 to 2.1 wt % Mg, no greater than 0.06 wt % Cu, no greater than 0.06 wt % Zr, 0.06 to 0.08 wt % Fe, no greater than 0.05 wt % Si, and the balance is aluminum and incidental impurities.