Alfa Romeo 939 Spider Cabriolet Convertible Roof Pump Motor Unit 2007-2011 71747952 Aston Martin DB9 Roadster Roof Motor & Pump Unit 2004-2016

Due to the open hydraulic pump, backup lifting hydraulic pump and so on are easily subject to moisture or water, leading to most motor decay or oxidation damage, so as to

Generally, replacing new motors can solve the problems of weak driving or slow response of open-top hydraulic pumps.