Models: 2017 Alfa Romeo Giulia
At the maximum steering wheel angle, the front suspension delivers a lower steering angle from the right to left front wheels, generating a perceivable dragging phenomenon on the inner wheel, which can be perceived as a “chattering” accompanied by some noise which is influenced by one or more the following conditions:
-Driving surfaces and air temperature.
-Tire specification, size and brand
-Steering angle and speed of the vehicle.
Such behavior may be noticed in the different conditions is only correlated to the above mentioned parameters, and is no indication there is an issue with the vehicle and does not affect in any way the vehicles safety, tires, or indicate a mechanical part failure.
Courtesy of Mitchell 1.