guys i need your help i have a 98 honda civic with rear disc brakes out of a acura when i drive the car like around 40 mph it starts making a humming noise it sounds like if comes from the back so i thought to myself that it might be the hub assembly so i changed both of them but it still making the same noise could you guys give me an idea of what else it could be thank you

 

Borrow a set of wheels with know good tires...

 

the tires look good to me i will still try to see if that helps or changes

 

thank you speedoo i changed the tires and the problem went away. Thank you again.