The product is a transmission control module or automatic gearbox control unit designed specifically for Mercedes Classe A 180 W177 1.4 B 100KW models. Made by Mercedes-Benz in Germany, the centralina cambio automatico (automatic transmission control unit) comes with a manufacturer part number A7009010100 and has a seller warranty of 3 months. This essential car part ensures smooth gear shifting and optimal vehicle performance, making it a reliable choice for Mercedes owners looking to maintain their vehicle's transmission system.