{"product_id":"3201750-genuine-cummins®-fan-hub-assembly","title":"3201750 | Genuine Cummins® Fan Hub Assembly","description":"\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e: Fan Hub Assembly\u003cbr\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e: Remanufactured\u003cbr\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e: Cummins®\u003cbr\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e: 3201750\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment 3201750:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3\"\u003e1. Compatible Engine Models\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThis specific fan hub assembly is primarily designed for large-displacement, heavy-duty Cummins diesel engines, most notably:\u003c\/p\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,0,0\"\u003eCummins N14\u003c\/b\u003e (Select Series\/CELECT Plus)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,1,0\"\u003eCummins 855 Series\u003c\/b\u003e (NH\/NT\/NTA Big Cam engines)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"6\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6\"\u003e2. Common Vehicle \u0026amp; Equipment Types\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eBecause these engines are legendary workhorses, this fan hub is found across several industries:\u003c\/p\u003e\n\u003cul data-path-to-node=\"8\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003eHeavy-Duty Commercial Trucks (Class 8):\u003c\/b\u003e Semi-trucks manufactured by Peterbilt, Kenworth, Freightliner, and International from the late 1980s through the early 2000s.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,1,0\"\u003eAgricultural Equipment:\u003c\/b\u003e Large articulated tractors (e.g., older Steiger or Versatile models).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"8,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,2,0\"\u003eIndustrial \u0026amp; Construction Machinery:\u003c\/b\u003e Earthmovers, generators, and heavy cranes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Genuine Cummins® Fan Hub Assembly\u003cb data-index-in-node=\"4\" data-path-to-node=\"0\"\u003e 3201750\u003c\/b\u003e is a high-durability, original equipment manufacturer (OEM) mechanical component designed to support and drive the engine's cooling fan\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3\"\u003e1. What Does It Do?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eThe fan hub assembly serves as the central mounting point for the radiator cooling fan blade and its drive pulley. It contains precision heavy-duty bearings that allow the fan to spin smoothly at high speeds.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003eIts primary roles are:\u003c\/p\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,0,0\"\u003eStructural Support:\u003c\/b\u003e Bearing the heavy physical weight and rotational stress of the massive cooling fan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,1,0\"\u003eRotational Stability:\u003c\/b\u003e Preventing vibrations or \"wobble\" that could destroy the water pump, belts, or the radiator itself.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,2,0\"\u003ePower Transfer:\u003c\/b\u003e Allowing the engine's accessory drive belts to transfer rotational force from the crankshaft to the fan.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"7\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"7\"\u003e2. Structural Components\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eA complete assembly typically consists of:\u003c\/p\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003eThe heavy-duty cast iron or steel mounting bracket\/housing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003eA high-capacity, sealed internal bearing setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\"\u003eThe rotating spindle\/hub spindle where the pulley and fan clutch bolt on.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"10\"\u003e3. Why \"Genuine\" Matters\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003eUnlike aftermarket alternatives, a Genuine Cummins part ensures that the casting alloys can withstand extreme thermal cycling and intense belt tension without cracking, preventing catastrophic engine room failures.\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003e\u003cspan\u003eSigns of Faulty 3201750:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e \n\u003cp data-path-to-node=\"3\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"3\"\u003e1. Excessive Play or \"Wobble\"\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"4\"\u003eWith the engine completely off, if you grab the fan blade and can rock it back and forth, the internal bearings are worn out. The fan should feel solid with zero axial or radial play.\u003c\/p\u003e\n\u003cp data-path-to-node=\"5\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"5\"\u003e2. Loud Bearing Noise (Grinding or Whining)\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"6\"\u003eA failing fan hub will produce a distinct roaring, grinding, or high-pitched whining noise from the front of the engine. This noise typically gets louder as engine RPM increases.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"7\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"7\"\u003e3. Visible Oil or Grease Leakage\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp data-path-to-node=\"8\"\u003eThe precision bearings inside the \u003cb data-index-in-node=\"34\" data-path-to-node=\"8\"\u003e3201750\u003c\/b\u003e assembly are sealed with specialized grease. If you see black grease slinging out from behind the fan pulley onto the engine block or fan blades, the seals have failed, and bearing failure is imminent.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"9\"\u003e4. Abnormal Belt Wear or Shredding\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"10\"\u003eWhen the fan hub bearings degrade, the pulley loses its perfect alignment with the rest of the accessory drive. This misalignment causes the drive belts to wear unevenly, squeal, flip over, or completely shred.\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003e\u003cb data-index-in-node=\"0\" data-path-to-node=\"11\"\u003e5. Engine Overheating\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"12\"\u003eIf the bearings seize or create excessive drag, the fan cannot spin at its required speed, leading to reduced airflow through the radiator and rising engine temperatures under heavy loads\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eManufacturer informati\u003c\/strong\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eon\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCummins® is a worldwide leader in the production of engines, agricultural components, and other power-generating devices for various industries, including medium and heavy duty trucks, light commercial vehicles, buses, agriculture, and construction. Founded in 1919, this company stays true to its mission of making people's lives better by continuously improving its product line-up and introducing new solutions for a more prosperous world. Its core values—integrity, diversity and inclusion, excellence, caring, and teamwork—are what make it a successful company today—a worldwide leader with a network of more than 600 company-owned and independent distributors and almost 6,000 dealers in approximately 190 countries.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003cbr\u003eFirst Truck Parts offers a \u003cstrong\u003e365-days\u003c\/strong\u003e warranty for all types of parts and in any condition. The warranty applies only to buyers who have placed an order on our website.\u003c\/p\u003e","brand":"Cummins®","offers":[{"title":"Default Title","offer_id":48526787674356,"sku":"3201750","price":3549.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/1479\/5764\/files\/photo_2026-06-10_23-08-07.jpg?v=1781128514","url":"https:\/\/firsttruckparts.com\/products\/3201750-genuine-cummins%c2%ae-fan-hub-assembly","provider":"First Truck Parts","version":"1.0","type":"link"}