The Dryer Repair Kit is an OEM replacement part for Whirlpool 29-inch large capacity dryer models. It is a kit designed to provide various essential components and hardware needed for common dryer repairs or maintenance tasks. The kit includes: One Dryer belt (341241) Drum support roller kit (349241T) One idler pulley (WP691366) Instructions. Causes of needing a dryer repair kit can include worn-out or damaged components due to normal wear and tear, accidental impact or mishandling, or maintenance requirements after a certain period of use. Symptoms that may indicate the need for a dryer repair kit include: Excessive noise or vibrations during operation Difficulty in opening or closing the dryer door Clothes becoming tangled or wrapped around the drum Leaks or air drafts affecting drying performance This OEM Whirlpool part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore dryer models.This part fixes the following symptomsWill not tumbleNo heat or not enough heatPart Number 4392065 (AP3131942) replaces 2014, 26000279435, 26000279436, 279435, 279436, 279708, 279708MS, 279709, 279709MS, 279860, 279948, 4392065VP, 587636, 80046, 8106, 8237, 8238, AH373087, EA373087, PS373087.