The Ac Rolcar design comes from a careful analysis of the original window regulator, a strict performance tests simulated into the car door and from a laboratory test for sub-components, to guarantee the quality of the materials. In this way they developed parts with characteristics of excellence and perfect adherence to the OEM performance and quality.

Every new product developed by Ac Rolcar is validated by simulating the window regulator life cycle generating over 25,000 up and down cycles into the car door.

Ac Rolcar has again obtained the certification of quality by GLOBE, a prestigious agency in according to UNI EN ISO 9001 : 2008  standards, another demonstration of efforts for excellence and the substantial research and innovation investments made by the company, to produce and propose lasting and guaranteed products.