Regarding the question you asked, there are two reasons for the abnormal sound in this part: First, the sound may be tire noise, and every tire will have tire noise, but the time and sound size are different, which will not affect the normal use; Then there is the wear of wheel bearings; Another possibility is that the toe-in of the front and rear wheels is wrong, which will cause wavy wear on the tire tread and make this abnormal noise. If you cross the road or cross the ditch quickly, it will easily lead to the deviation of four-wheel alignment. It is recommended that you check according to these conditions.