Jack up all 4 corners and have her go 10mph while your under it listening!!
It might be a backing plate. If its rotational like A wheel bearing The noise will increase with speed and typically do it all the time. Not just at 10. Same with backing plate. And knowing women it's been doing this for months. And she never said anything
TLCA # 20314
84 Hilux, 22re Conversion, 63" chevy rears, Rears up front, Bobbed bed, duel e-lockers, 5.29's, 35" Ground Hogs
Step by Step Bed Bob