{"product_id":"oem-goodman-9-x-6-in-blower-housing-for-wahms1931p4aba-1439389s-1","title":"OEM Goodman 9 x 6 in. Blower Housing for WAHMS1931P4ABA — 1439389S","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 1439389S 9 x 6 inch Blower Housing\u003c\/strong\u003e is a genuine OEM scroll housing for the \u003cstrong\u003eWAHMS1931P4ABA\u003c\/strong\u003e air handler. The housing encloses the blower wheel and directs conditioned air through the cabinet, and its precise scroll geometry is critical to achieving rated airflow (CFM) and quiet operation.\u003c\/p\u003e\u003cp\u003eCracked, warped, or corroded housings cause air leakage, rubbing noise, and reduced airflow that strains the motor. Replacing with the correct OEM housing restores designed performance and protects the blower assembly.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: Blower housing (scroll)\u003c\/li\u003e\n\u003cli\u003eNominal size: 9 x 6 inch\u003c\/li\u003e\n\u003cli\u003eOEM part number: 1439389S\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman\u003c\/li\u003e\n\u003cli\u003eCompatible model: WAHMS1931P4ABA (air handler)\u003c\/li\u003e\n\u003cli\u003eFunction: Houses blower wheel and channels airflow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003egenuine Goodman OEM\u003c\/strong\u003e housing matches the factory cutoff plate, wheel clearance, and mounting points exactly. Generic housings often have slightly different scroll dimensions that reduce CFM, increase noise, and may not align with the existing motor mount. OEM ensures correct fit and airflow.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate to Advanced\u003c\/strong\u003e — Requires removing the blower assembly, transferring the motor and wheel, and verifying wheel clearance. Professional installation is recommended to confirm airflow and balance.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057416290675,"sku":"GOODMAN-2038","price":64.74,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-9-x-6-in-blower-housing-for-wahms1931p4aba-1439389s-1","provider":"National HVAC Parts","version":"1.0","type":"link"}