Axle / track measured costs at the Quattro

Hello, when changing on summer tires the dealer noticed that the rear left tire had driven very hard inside. Now I want to, or must I have my axle measured. The question now arises where and what it costs? Does anyone have experience? Bzw. how does the friendly one do it? Haven’t seen a “measuring station” there yet… Do they work with lessons or something? 1. Reiff car tire dealer with the latest 3D laser measuring system wants 140EUR, since all-wheeled vehicle…