Originally Posted by
Sailvi767
At a given AOA the lift the wing can produce is significantly reduced with the speedbrakes out which would unload the wing. If you pulled to a higher AOA to maintain the same G force it may be possible you would shift the bending moment but I doubt it has much impact.
Correct. Less lift less load. That is how gust load relief via the ailerons works on the bus.
The interesting question would be, how the speed brakes influence the cornering radius pulling out of the dive. However, even here they won't make things worse I would guess.