Includes: 1 x 6602-001655 Samsung Belt 1 x DC93-00634A Dryer Idler Pulley (includes screw) Fix the following symptoms: Dryer will not start. Dryer is squeaky or noisy Dryer won’t tumble or spin Installation tips: 1.Disconnect the dryer from the power supply before replace parts. 2.Wear work gloves to protect your hands. 3. Phillips Screwdriver or Drill. 4.Watch YouTube install video online to find out how to fix it.Also, you can take pictures before you remove each piece. It will take about 45 minutes to complete the repair. Location and function:The assembly is located between the motor and the drum. DC93-00634A Dryer Idler Pulley includes the idler arm and the idler pulley that maintains tension on the drive belt, allowing the belt to turn. 6602-001655 Idler Belt Drum belt attaches to the motor pulley and causes the drum to spin as the motor is rotating. Note: These products are not original samsung products and the instructions given by samsung and any related models above are used to demonstrate compatibility only.