{"product_id":"dayco-e040328-serpentine-belt","title":"Dayco E040328 Serpentine Belt - Air Conditioning","description":"\u003ch2\u003eOverview of Dayco Serpentine Belt E040328 for BMW X5\u003c\/h2\u003e\u003cp\u003eThe Dayco serpentine belt part number E040328 is designed specifically for BMW X5 models. This belt is constructed from durable EPDM4 material and features a 4-rib K-section design, ensuring reliable accessory drive system performance under various operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: EPDM4 for enhanced durability and heat resistance\u003c\/li\u003e\n\u003cli\u003eTop Width: 0.54 inches\u003c\/li\u003e\n\u003cli\u003eRib Quantity: 4 ribs with a straight rib profile\u003c\/li\u003e\n\u003cli\u003eCross Section: K-section for optimal fit and function\u003c\/li\u003e\n\u003cli\u003eFree Length: 32.8 inches (833.120 mm)\u003c\/li\u003e\n\u003cli\u003eOperating Temperature Range: -45°C to 100°C (-49°F to 212°F)\u003c\/li\u003e\n\u003cli\u003eRib Depth: Standard\u003c\/li\u003e\n\u003cli\u003eMeets SAE J1459 standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of Dayco E040328 Serpentine Belt\u003c\/h2\u003e\u003cp\u003eThe Dayco E040328 serpentine belt is engineered to meet the accessory drive requirements of the BMW X5. Made from EPDM4, this belt offers resistance to heat, ozone, and wear, which is critical for maintaining performance in demanding engine environments. The 4-rib K-section design provides a secure grip on pulleys, reducing slippage and ensuring efficient power transmission to engine accessories. Its straight rib profile and standard rib depth contribute to consistent engagement and smooth operation.\u003c\/p\u003e\u003cp\u003eThis belt is part of the Dayco product line labeled \"Superseded by 4PK856EE - Available until depleted,\" indicating that while this specific part number is being phased out, it remains available for replacement until stock is exhausted. This ensures compatibility and continuity for vehicles requiring this exact specification.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or cracked serpentine belts on BMW X5 models\u003c\/li\u003e\n\u003cli\u003eEliminates belt slippage causing accessory malfunction\u003c\/li\u003e\n\u003cli\u003eResolves squealing noises due to belt wear or misalignment\u003c\/li\u003e\n\u003cli\u003ePrevents overheating issues related to accessory drive failure\u003c\/li\u003e\n\u003cli\u003eMaintains proper tension and power delivery to alternator, power steering, and AC compressor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure correct routing according to BMW X5 accessory drive diagrams\u003c\/li\u003e\n\u003cli\u003eInspect pulleys and tensioners for wear before installation\u003c\/li\u003e\n\u003cli\u003eUse proper tensioning tools to avoid over-tightening or slack\u003c\/li\u003e\n\u003cli\u003eVerify belt alignment to prevent premature wear\u003c\/li\u003e\n\u003cli\u003eReplace belt promptly if signs of cracking or glazing appear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco serpentine belts comply with SAE J1459 standards, ensuring reliable performance and durability. While specific warranty details for part number E040328 are not provided, Dayco products typically come with manufacturer-backed quality assurance. Using this belt helps maintain the integrity of the BMW X5 accessory drive system under normal operating conditions.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391713542325,"sku":"BCWL-E040328","price":28.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_E040328_Fro.jpg?v=1774729359","url":"https:\/\/www.partcatalog.com\/products\/dayco-e040328-serpentine-belt","provider":"PartCatalog","version":"1.0","type":"link"}