All struts are made of structural steel, which ensures adequate strength and stiffness. Each strut is powder coated in black mat, under the paint there is a zinc primer to prevent corrosion Dedicated to: BMW E36 Rear Main advantages and reasons for using struts: stiffening the car body better cornering recommended for sports suspension improves driving comfort prevents cracking the windshield recommended in every older car, they prevent the calipers from "collapsing" Note: Please write what type of body, because Compact is different from the rest. All struts are made of structural steel, which ensures adequate strength and stiffness. Each strut is powder coated in black mat, under the varnish is a zinc primer, which prevents corrosion.Dedicated to: BMW E36 Rear Main advantages and reasons for using struts: stiffening the body better steering the car recommended for sports suspension improves driving comfort prevents cracking the windshield recommended in every older car prevent the calipers from "collapsing" Note: Please write what type of bodywork as the Compact is different from the rest.