Automatic transmission fluid locking dipsticks Fit for Ford Trucks 2010-2017 F-150 with 4R70E,4R75E,6R80 and 10R80 Transmissions. Material:Billet Stainless Steel and Aluminum. Attention: Please verify your vehicle's transmission model and check the proper tube routing and mounting location can be achieved before beginning installation. Install: Please follow the instrctions to make install.