{"product_id":"gates-tr28390-accessory-drive-belt-air-conditioning","title":"Gates TR28390 Accessory Drive Belt - Air Conditioning","description":"\u003ch2\u003eReliable Gates Truck \u0026amp; Bus V-Belt TR28390 Overview\u003c\/h2\u003e\u003cp\u003eThe Gates Truck \u0026amp; Bus V-Belt TR28390 is engineered for durability and consistent performance in heavy-duty truck and bus applications. Designed with a notched construction and polyester cord material, this accessory drive belt ensures efficient power transmission and long service life.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTop width options: 0.775 inch and 20 mm for versatile fitment\u003c\/li\u003e\n\u003cli\u003eNotched construction enhances flexibility and heat dissipation\u003c\/li\u003e\n\u003cli\u003ePolyester cord material provides strength and resistance to stretching\u003c\/li\u003e\n\u003cli\u003eEpdm belt material offers durability and resistance to environmental factors\u003c\/li\u003e\n\u003cli\u003eEffective length of 39.05 inches (992 mm) and outside circumference of 39.63 inches (1007 mm)\u003c\/li\u003e\n\u003cli\u003eCross section designation Va with a 36-degree angle for optimal belt seating\u003c\/li\u003e\n\u003cli\u003eSingle strand design suitable for specific truck and bus accessory drive systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Gates TR28390 accessory drive belt belongs to the Truck \u0026amp; Bus V-Belt product line, which is specifically designed to meet the rigorous demands of commercial vehicles. This belt features a notched design that improves flexibility and reduces heat buildup during operation, which is critical for maintaining performance in heavy-duty environments. The polyester cord embedded within the EPDM (ethylene propylene diene monomer) rubber belt material provides excellent tensile strength and resistance to wear, ensuring reliable power transmission to engine accessories such as alternators, water pumps, and air compressors.\u003c\/p\u003e\u003cp\u003eWith a cross section designation of Va and a 36-degree angle, the belt fits securely in pulley grooves designed for truck and bus applications. The effective length of 39.05 inches (992 mm) and outside circumference of 39.63 inches (1007 mm) make it compatible with a range of commercial vehicle models requiring this specific size and profile.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or damaged accessory drive belts in heavy-duty trucks and buses\u003c\/li\u003e\n\u003cli\u003eAddresses slipping or squealing belts caused by stretched or hardened belts\u003c\/li\u003e\n\u003cli\u003eHelps prevent accessory drive system failures due to belt degradation\u003c\/li\u003e\n\u003cli\u003eImproves engine accessory performance by maintaining proper belt tension\u003c\/li\u003e\n\u003cli\u003eSuitable for vehicles requiring a Va cross section notched belt with polyester cord reinforcement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the belt matches the required top width and effective length for your vehicle\u003c\/li\u003e\n\u003cli\u003eInspect pulleys and tensioners for wear before installing the new belt\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer torque specifications when adjusting belt tension\u003c\/li\u003e\n\u003cli\u003eCheck belt alignment to prevent premature wear or noise\u003c\/li\u003e\n\u003cli\u003eReplace belts in pairs or sets when applicable to maintain balanced accessory drive operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates is a recognized manufacturer of automotive belts with stringent quality control standards. The TR28390 belt is constructed using durable EPDM material and reinforced polyester cords to meet industry specifications for heavy-duty truck and bus applications. While specific warranty details are not provided, Gates products typically come with manufacturer-backed warranties covering defects in materials and workmanship. For exact warranty terms, consult the product documentation or Gates customer support.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":52078399586485,"sku":"BBSC-TR28390","price":31.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_TR28390_Fro.jpg?v=1775145469","url":"https:\/\/www.partcatalog.com\/products\/gates-tr28390-accessory-drive-belt-air-conditioning","provider":"PartCatalog","version":"1.0","type":"link"}