{"product_id":"oem-lennox-burner-assembly-58l71","title":"OEM Lennox Burner Assembly — 58L71","description":"\u003cp\u003eThe Lennox \u003cstrong\u003e58L71\u003c\/strong\u003e (factory reference LB-94731F) burner assembly is the component that mixes gas and air and delivers a controlled flame into the heat exchanger of your Lennox furnace. Proper burner condition is essential for efficient, clean-burning operation and consistent heat output. This is a genuine OEM replacement assembly designed to match the original specifications.\u003c\/p\u003e\u003cp\u003eWorn or fouled burners commonly cause hard starts, delayed or rough ignition, flame rollout, soot buildup, uneven flames, or a furnace that trips the flame sensor and locks out. If your system is producing yellow flames, popping noises at ignition, or intermittent no-heat calls, the burner assembly is a likely culprit and should be inspected or replaced.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy OEM matters:\u003c\/strong\u003e The \u003cstrong\u003e58L71\u003c\/strong\u003e is engineered for the precise burner spacing, orifice alignment, and combustion characteristics of Lennox furnaces. Using genuine OEM parts protects combustion efficiency, flame stability, and safety-control operation. Choosing the factory assembly ensures correct fit and dependable long-term performance.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081128853875,"sku":"LNX-58L71","price":49.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-burner-ribbon-LNX-58L71.jpg?v=1783759539","url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-burner-assembly-58l71","provider":"National HVAC Parts","version":"1.0","type":"link"}