4392065 Genuine Whirlpool Dryer Drum Rollers Belt Idler Rebuild Kit. Replaces AP3131942, 279435, 279436, 279708, 279709, 279860, 279948, 587636, 80046, 8106, 8237, 8238, AH373087, DE702K, EA373087, PS373087. Kit includes: four tri-rings part # 690997, two drum support rollers part #34924, idler pulley part # 691366, belt part #341241, retainer clip part # 90296, and instructions. We recommend replacing all parts included in this kit. This kit fits many dryers; if your model number is included on the model coverage list, this is the kit you need to rebuild your dryer. Click MORE DETAILS link for specific model coverage.