{"product_id":"four-seasons-36786-engine-cooling-fan-clutch","title":"Four Seasons 36786 Engine Cooling Fan Clutch","description":"\u003ch2\u003eOverview of Four Seasons Fan Clutch 36786\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Fan Clutch 36786 is engineered for severe duty applications, designed to maintain optimal engine temperature in heavy-duty Chevrolet and GMC trucks and vans. This engine cooling fan clutch is constructed from durable aluminum and built to meet or exceed OEM specifications, ensuring reliable performance in demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Aluminum construction for durability and heat resistance\u003c\/li\u003e\n\u003cli\u003eDesigned for severe duty use, suitable for truck fan drives\u003c\/li\u003e\n\u003cli\u003eNon-electronic, mechanical fan clutch with 4 bolt holes and mounting holes\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet Express 2500\/3500, GMC Savana 2500\/3500, Sierra 2500 HD\/3500, Silverado 2500 HD\/3500\u003c\/li\u003e\n\u003cli\u003eMaximum clutch diameter: 7.4 inches; overall diameter: 188 mm (7.4 inches)\u003c\/li\u003e\n\u003cli\u003eMounting type: Hex with M8 x 1.25 bolt thread\u003c\/li\u003e\n\u003cli\u003ePerformance rated and new, not remanufactured\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFour Seasons Fan Clutch Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Fan Clutch product line focuses on engine cooling components designed for severe duty and truck fan drive applications. This line emphasizes durability and performance under high-stress conditions, making it suitable for heavy-duty vehicles like Chevrolet and GMC trucks and vans. The 36786 model is part of this line, offering a robust aluminum construction and precise fitment to maintain engine cooling efficiency.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Fan Clutch 36786 is a mechanical, non-electronic fan clutch designed to regulate engine temperature by controlling the fan speed based on engine heat. Its aluminum body provides strength and heat dissipation, while the 4-bolt mounting system with M8 x 1.25 threads ensures secure installation. The clutch has a maximum diameter of 7.4 inches and an overall height of 4.27 inches (108.3 mm), with a 1.75-inch distance from clutch to mounting flange. This part is specifically engineered for severe duty use, making it ideal for heavy-duty Chevrolet Express, GMC Savana, Sierra, and Silverado models requiring reliable engine cooling fan operation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplaces worn or failing fan clutches causing engine overheating\u003c\/li\u003e\n\u003cli\u003eRestores proper fan engagement in Chevrolet Express 2500\/3500 and GMC Savana 2500\/3500 vans\u003c\/li\u003e\n\u003cli\u003eImproves cooling efficiency in GMC Sierra 2500 HD\/3500 and Silverado 2500 HD\/3500 trucks\u003c\/li\u003e\n\u003cli\u003eEliminates excessive fan noise due to slipping or stuck clutches\u003c\/li\u003e\n\u003cli\u003ePrevents premature engine wear caused by inadequate cooling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your specific Chevrolet or GMC model before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for hex mounting type and M8 x 1.25 bolt threads\u003c\/li\u003e\n\u003cli\u003eMounting hardware is not included; reuse existing bolts or acquire new hardware as needed\u003c\/li\u003e\n\u003cli\u003eCheck alignment and torque specifications to avoid damage or improper fit\u003c\/li\u003e\n\u003cli\u003eInspect surrounding cooling system components during installation for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThis Four Seasons Fan Clutch 36786 is a new, performance-rated part that meets or exceeds OEM standards for durability and function. Manufactured with precision aluminum and designed for severe duty applications, it provides reliable engine cooling for Chevrolet and GMC heavy-duty trucks and vans. Warranty details should be confirmed with the original equipment manufacturer or distributor.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44597025243317,"sku":"BBRN-36786","price":127.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_36786_Fro_fb1648d3-7229-4135-8449-8d2308b3edbe.jpg?v=1775068040","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-36786-engine-cooling-fan-clutch","provider":"PartCatalog","version":"1.0","type":"link"}