{"product_id":"oem-lennox-blower-wheel-40f83","title":"OEM Lennox Blower Wheel — 40F83","description":"\u003cp\u003eThe genuine OEM Lennox \u003cstrong\u003e40F83\u003c\/strong\u003e Blower Wheel is the squirrel-cage fan that moves conditioned air through your Lennox furnace or air handler and out into the ductwork. Precision-balanced and sized to the factory CFM specification, it draws air across the heat exchanger or coil and delivers steady, even airflow to every room your system serves.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon failure symptoms:\u003c\/strong\u003e A worn or damaged \u003cstrong\u003e40F83\u003c\/strong\u003e can cause weak airflow, excessive noise, vibration or rattling from the blower compartment, and reduced heating or cooling performance. Cracked fins, accumulated debris, or a wheel loose on the motor shaft throw it out of balance, which stresses the blower motor bearings and can trip the high-limit switch from restricted airflow.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e Blower wheels are engineered to a specific diameter, width, blade pitch, and rotation to hit your Lennox system's rated airflow. An off-spec wheel disrupts CFM, undermines efficiency, and can overload the motor. The OEM \u003cstrong\u003e40F83\u003c\/strong\u003e arrives balanced, correctly bored for the shaft, and matched to your unit's performance targets — for quiet, efficient, factory-spec airflow. Ships same day.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081145565555,"sku":"LNX-40F83","price":89.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-blower-wheel-LNX-40F83.jpg?v=1783759476","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-blower-wheel-40f83","provider":"National HVAC Parts","version":"1.0","type":"link"}