{"product_id":"hayden-5987-accessory-drive-belt-tensioner-pulley","title":"Hayden 5987 Accessory Drive Belt Tensioner Pulley","description":"\u003ch2\u003eOverview of Hayden Pulley Accessory Drive Belt Tensioner Pulley\u003c\/h2\u003e\u003cp\u003eThe Hayden Pulley 5987 is a precision-engineered accessory drive belt tensioner pulley designed for select Mercedes-Benz models. Crafted from durable black plastic, this pulley supports serpentine belt systems, ensuring smooth and reliable operation in vehicles like the Mercedes-Benz 190E, 300E, and C36 AMG.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-quality black plastic construction\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 2.750 inches (69.85 mm)\u003c\/li\u003e\n\u003cli\u003eInside Diameter (Bore): 0.375 inches (9.525 mm)\u003c\/li\u003e\n\u003cli\u003eWidth: 1.000 inch (25.4 mm)\u003c\/li\u003e\n\u003cli\u003eBelt Type Compatibility: Serpentine belts\u003c\/li\u003e\n\u003cli\u003eGroove Quantity: Smooth surface for optimal belt contact\u003c\/li\u003e\n\u003cli\u003eMount Hole Quantity: Single mounting hole (hardware not included)\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications\u003c\/li\u003e\n\u003cli\u003ePulley Type: Back idler style tensioner pulley\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Hayden Pulley 5987 is engineered as an idler and tensioner pulley for accessory drive belt systems, specifically designed to maintain proper tension on serpentine belts. Its smooth groove surface and precise dimensions—2.75 inches outside diameter and 0.375 inches bore diameter—ensure consistent belt alignment and reduce wear. The black plastic material offers a balance of durability and lightweight performance, suitable for the demanding conditions found in Mercedes-Benz vehicles such as the 260E, 300SD, and SL320. This pulley is part of the Hayden Pulley product line, which focuses on reliable and OEM-compliant pulley components for accessory drive systems.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis pulley is compatible with a range of Mercedes-Benz models, including but not limited to 190E, 260E, 300CE, 300E, 300SD, 300SE, 300SEL, 300SL, 300TE, C36 AMG, C280, E320, S320, S350, and SL320. It is designed to replace original equipment pulleys, meeting or exceeding OEM standards to ensure proper fit and function.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Pulley\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEliminates belt slippage caused by worn or damaged tensioner pulleys\u003c\/li\u003e\n\u003cli\u003ePrevents premature serpentine belt wear due to misalignment\u003c\/li\u003e\n\u003cli\u003eReduces noise and vibration from accessory drive systems\u003c\/li\u003e\n\u003cli\u003eRestores proper belt tension for optimal engine accessory performance\u003c\/li\u003e\n\u003cli\u003eHelps avoid accessory drive system failures related to pulley degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the mounting surface is clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eVerify the pulley bore diameter matches the mounting shaft (0.375 inches)\u003c\/li\u003e\n\u003cli\u003eUse appropriate torque specifications for mounting hardware (not included)\u003c\/li\u003e\n\u003cli\u003eInspect the serpentine belt for wear and replace if necessary during installation\u003c\/li\u003e\n\u003cli\u003eCheck belt alignment after installation to prevent premature wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Hayden Pulley 5987 meets or exceeds OEM specifications for fit, form, and function. Manufactured with quality materials and precision engineering, this pulley is designed to provide reliable service in Mercedes-Benz accessory drive belt systems. While specific warranty details are not provided, Hayden products typically adhere to industry standards for durability and performance.\u003c\/p\u003e","brand":"Hayden","offers":[{"title":"Default Title","offer_id":43944077787317,"sku":"BBTW-5987","price":38.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/HY_5987_Fro.jpg?v=1775005270","url":"https:\/\/www.partcatalog.com\/products\/hayden-5987-accessory-drive-belt-tensioner-pulley","provider":"PartCatalog","version":"1.0","type":"link"}