OK guys my 2007 base gp have a strange sound coming form front of the car it is noticeable just when i am driving whit speed 80kmh and than apply brakes it sounds like groan not grind i can feel it thru floor it have this vibrant pitch and when i am at 50kmh its gone , i have new rotors pads , 2 SKF bearings front , its driving me crazy can someone point me in right direction ?