{"product_id":"gates-tr20426-accessory-drive-belt","title":"Gates TR20426 Accessory Drive Belt - Fan and Generator","description":"\u003ch2\u003eTruck \u0026amp; Bus V-Belt for Heavy-Duty Drive Systems\u003c\/h2\u003e\u003cp\u003eThe Gates TR20426 is a Truck \u0026amp; Bus V-Belt built for accessory drive systems that see frequent load changes and demanding service. It is a notched, single-strand S-section belt made with EPDM and polyester cord for stable operation in heavy-duty truck, bus, and off-road equipment applications.\u003c\/p\u003e\u003cp\u003eFits 1950-1952 Chevrolet Bel Air, Fan and Generator. This belt also cross-references Dayco 23425 for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGates Truck \u0026amp; Bus V-Belt line for heavy-duty accessory drive service\u003c\/li\u003e\n\u003cli\u003eNotched construction helps the belt flex around pulleys\u003c\/li\u003e\n\u003cli\u003eEPDM belt material for durability in demanding engine compartments\u003c\/li\u003e\n\u003cli\u003ePolyester cord material for strength and dimensional stability\u003c\/li\u003e\n\u003cli\u003eS-section profile with a 30-degree angle and 15 mm top width\u003c\/li\u003e\n\u003cli\u003eEffective length: 1082 mm (42.59 in); outside circumference: 1092 mm (42.99 in)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eGates TR20426 is part of the Truck \u0026amp; Bus V-Belt product line, which is engineered for heavy-duty truck, bus, and off-road equipment use. The notched profile improves flexibility, while the EPDM construction and polyester cord support consistent belt tracking in accessory drive systems. For buyers searching for a Chevrolet Bel Air fan and generator belt, this part number provides a direct match for the listed 1950-1952 applications.\u003c\/p\u003e\u003cp\u003eUse TR20426 when you need a replacement accessory drive belt for a fan and generator setup that calls for an S-section Truck \u0026amp; Bus V-Belt. The Gates TR20426 part number is also useful when cross-referencing service records, catalog listings, or OE-style replacement searches for vintage Chevrolet Bel Air models.\u003c\/p\u003e\u003ch2\u003eWhat This Belt Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSquealing or slipping accessory drive belts\u003c\/li\u003e\n\u003cli\u003eCracked, glazed, or worn V-belt surfaces\u003c\/li\u003e\n\u003cli\u003eLoss of belt tension in fan and generator drive systems\u003c\/li\u003e\n\u003cli\u003eReduced belt flexibility in pulley routing\u003c\/li\u003e\n\u003cli\u003eReplacement needs for 1950-1952 Chevrolet Bel Air fan and generator applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the belt section, effective length, and outside circumference against the original belt before installation. Inspect pulleys for wear, alignment, and contamination, since pulley condition affects belt life and tracking. Confirm the accessory drive routing and tension specification for the vehicle before returning it to service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eGates manufactures this belt for heavy-duty service in truck, bus, and off-road environments, with materials selected for shock-load absorption and long-term accessory drive performance. The TR20426 part number is supported by Gates catalog identification for accurate replacement matching.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":45303801774261,"sku":"BBSC-TR20426","price":22.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_TR20426_Fro_59361708-2964-4737-ac1f-74f25545d217.jpg?v=1775145454","url":"https:\/\/www.partcatalog.com\/products\/gates-tr20426-accessory-drive-belt","provider":"PartCatalog","version":"1.0","type":"link"}