{"product_id":"four-seasons-45052-accessory-drive-belt-idler-pulley","title":"Four Seasons 45052 Accessory Drive Belt Idler Pulley","description":"\u003ch2\u003eReliable Accessory Drive Belt Idler Pulley for Mercedes-Benz\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Pulley 45052 is a durable accessory drive belt idler pulley designed specifically for select Mercedes-Benz models including the 190E, 260E, 300CE, 300E, 300SE, and 300SEL. Engineered to meet or exceed OEM specifications, this black plastic pulley ensures consistent serpentine belt tension and smooth operation.\u003c\/p\u003e\u003ch2\u003eKey Features of Four Seasons Pulley 45052\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-quality black plastic construction for durability\u003c\/li\u003e\n\u003cli\u003eInside Diameter: 0.875 inches (7.9375 mm)\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 2.750 inches (69.85 mm)\u003c\/li\u003e\n\u003cli\u003eWidth: 1.062 inches (27 mm)\u003c\/li\u003e\n\u003cli\u003eGroove Quantity: 6 grooves compatible with serpentine belts\u003c\/li\u003e\n\u003cli\u003eBelt Width Compatibility: 1.000 inch (22.225 mm)\u003c\/li\u003e\n\u003cli\u003eMount Hole Quantity: Single mounting hole for secure installation\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM standards for reliable performance\u003c\/li\u003e\n\u003cli\u003eDesigned as an idler\/tensioner pulley for accessory drive belt systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Four Seasons Pulley 45052\u003c\/h2\u003e\u003cp\u003eThis accessory drive belt idler pulley from Four Seasons is part of the Pulley product line, which focuses on precision-engineered components for belt drive systems. The pulley is constructed from durable plastic and features six grooves to accommodate serpentine belts with a width of 1 inch (22.225 mm). Its dimensions, including a 0.875 inch inside diameter and 2.75 inch outside diameter, are tailored to fit the accessory drive belt system of various Mercedes-Benz models such as the 190E and 300SEL. The single mounting hole design allows for straightforward installation, although mounting hardware is not included. This pulley is designed to maintain proper belt tension and alignment, reducing wear and improving the longevity of the belt system.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper tension to serpentine belts in Mercedes-Benz 190E, 260E, 300CE, 300E, 300SE, and 300SEL models\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged idler pulleys causing belt slippage or noise\u003c\/li\u003e\n\u003cli\u003ePrevents premature belt wear due to misalignment or pulley failure\u003c\/li\u003e\n\u003cli\u003eEliminates squealing or chirping noises from the accessory drive system\u003c\/li\u003e\n\u003cli\u003eSupports smooth operation of alternator, power steering, and air conditioning belts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify compatibility with your specific Mercedes-Benz model before installation\u003c\/li\u003e\n\u003cli\u003eEnsure the serpentine belt width matches the pulley groove width of 1 inch (22.225 mm)\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to remove the old pulley and install the new one securely\u003c\/li\u003e\n\u003cli\u003eNote that mounting hardware is not included and may need to be reused or sourced separately\u003c\/li\u003e\n\u003cli\u003eInspect the belt and other drive components during installation for optimal system performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eThe Four Seasons Pulley 45052 meets or exceeds OEM quality standards, providing reliable performance for your Mercedes-Benz accessory drive belt system. Manufactured with precision and tested for durability, this idler pulley supports consistent belt tension and alignment. Warranty details are provided by Four Seasons and typically cover defects in material and workmanship under normal use conditions.\u003c\/p\u003e","brand":"Four Seasons","offers":[{"title":"Default Title","offer_id":44599893164213,"sku":"BBRN-45052","price":42.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/FS_45052_Fro.jpg?v=1775068429","url":"https:\/\/www.partcatalog.com\/products\/four-seasons-45052-accessory-drive-belt-idler-pulley","provider":"PartCatalog","version":"1.0","type":"link"}