The belt is made of rubber, with high wear resistance and a non-cracking design, ensuring durability. The idler pulley rotates the drum to maintain proper tension on the belt. 661570 Dryer drum belt connects to the motor pulley and transfers power from the motor to the drum W10314173, causing the drum to rotate. The belt has a clear texture and wedge-shaped MATTE FINISH. Reduces energy consumption during operation and improves transmission efficiency. 4392067 Dryer repair kit for Kenmore. Replaces more dryers. Vortex dryer accessories effectively solve problems such as loud dryer noise, the dryer not starting, no or insufficient dryer heating, and the drum stopping rotating, etc. Color: As Shown Material: Rubber+plastic+metal Package Contents: 4 x support roller 1 x belt 1 x idler pulley Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowable measurement error is +/- 1-3 cm. Keep your dryer running smoothly with this durable replacement belt and pulley kit! Effectively solves common dryer problems like noise and lack of rotation. Made with high-quality materials for long-lasting performance.