{"product_id":"521235-suburban-combustion-wheel","title":"521235 Suburban COMBUSTION WHEEL","description":"\u003ch1\u003e521235 Suburban COMBUSTION WHEEL\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eReplaces \u003c\/strong\u003e350184\u003c\/p\u003e\n\u003cp\u003eFits Models: SF-25\/30\/35F, SF25Q\/FQ SFVH25Q\/FQ (STARTING SERIAL NUMBER 194500640) \u003cbr\u003eSF30Q\/FQ SFVH30Q\/FQ (STARTING SERIAL NUMBER 194104640) \u003cbr\u003eSF35Q\/FQ SFVH35Q\/FQ (STARTING SERIAL NUMBER 194411914) \u003cbr\u003eSF42Q\/FQ (STARTING SERIAL NUMBER 194203770) \u003cbr\u003eSFV35Q\/FQ (STARTING SERIAL NUMBER 194203775)\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eSuburban 521235 Combustion Wheel\u003c\/strong\u003e is the OEM replacement for the combustion‑air side of the blower assembly in several mid‑ and high‑output SF‑series RV furnaces. This wheel provides the precise combustion airflow required for proper ignition, flame stability, and safe furnace operation. A worn or unbalanced wheel can cause ignition lockouts, noisy operation, or insufficient combustion air.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis model \u003cstrong\u003ereplaces 350184\u003c\/strong\u003e and is required on specific SF‑series furnaces beginning at the serial‑number ranges listed below.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOEM Suburban combustion‑air wheel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCorrect diameter, width, and hub fit for SF‑series high‑output housings\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnsures proper combustion airflow for ignition and flame stability\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBalanced for smooth, quiet operation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect‑fit replacement for 350184\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility (with serial‑number requirements)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSF‑25F \/ SF‑30F \/ SF‑35F\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSF‑25Q \/ SF‑25FQ \/ SFVH‑25Q \/ SFVH‑25FQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003eStarting Serial Number: 194500640\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSF‑30Q \/ SF‑30FQ \/ SFVH‑30Q \/ SFVH‑30FQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003eStarting Serial Number: 194104640\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSF‑35Q \/ SF‑35FQ \/ SFVH‑35Q \/ SFVH‑35FQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003eStarting Serial Number: 194411914\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSF‑42Q \/ SF‑42FQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003eStarting Serial Number: 194203770\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSFV‑35Q \/ SFV‑35FQ\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cem\u003eStarting Serial Number: 194203775\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThese serial‑breaks ensure technicians select the correct wheel for the updated combustion‑housing design.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Laurelhurst","offers":[{"title":"Default Title","offer_id":42465541783618,"sku":"S521235","price":14.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1071\/8320\/files\/OIP_31_7bb56b70-789d-4635-af55-80448123a6a1.webp?v=1758508188","url":"https:\/\/hvacpartstore.com\/products\/521235-suburban-combustion-wheel","provider":"HVACpartstore","version":"1.0","type":"link"}