{"product_id":"dorman-419-107-accessory-drive-belt-tensioner-assembly","title":"Dorman 419-107 Accessory Drive Belt Tensioner Assembly","description":"\u003ch2\u003eReliable Accessory Drive Belt Tensioner for GM Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman 419-107 accessory drive belt tensioner assembly is engineered to maintain optimal tension on serpentine belts in select Buick, Cadillac, Chevrolet, and Pontiac models. Designed for durability and precise fitment, this tensioner supports smooth engine operation in vehicles like the Camaro, Caprice, Firebird, Fleetwood, Impala, and Roadmaster.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Buick, Cadillac, Chevrolet, and Pontiac models including Camaro, Caprice, Firebird, Fleetwood, Impala, and Roadmaster\u003c\/li\u003e\n\u003cli\u003ePart number 419-107 ensures exact replacement fit\u003c\/li\u003e\n\u003cli\u003eSerpentine belt type with a single pulley design\u003c\/li\u003e\n\u003cli\u003ePulley made from polyamide 6.6 reinforced with 30% glass fiber for strength and wear resistance\u003c\/li\u003e\n\u003cli\u003ePulley diameter: 90.3 mm outside, 17 mm inside diameter\u003c\/li\u003e\n\u003cli\u003eWidth options: 20 mm and 27 mm for versatile belt compatibility\u003c\/li\u003e\n\u003cli\u003eSingle pulley bearing with a 40 mm diameter for smooth rotation\u003c\/li\u003e\n\u003cli\u003eClockwise (CW) tensioner rotation for proper belt alignment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 419-107 accessory drive belt tensioner assembly is designed to provide consistent tension to serpentine belts, preventing slippage and ensuring efficient power transmission to engine accessories. The tensioner features a single pulley constructed from polyamide 6.6 with 30% glass fiber fill, offering enhanced durability and resistance to heat and wear. The pulley measures 90.3 mm in outside diameter and 17 mm inside diameter, with widths of 20 mm and 27 mm to accommodate various belt sizes. Equipped with one pulley bearing measuring 40 mm in diameter, this tensioner supports smooth and reliable rotation in a clockwise direction, matching the original equipment specifications for the listed GM vehicles.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains proper serpentine belt tension to prevent belt slippage and noise\u003c\/li\u003e\n\u003cli\u003eReduces premature belt wear and extends belt life\u003c\/li\u003e\n\u003cli\u003ePrevents accessory drive system failures such as alternator or power steering pump malfunction\u003c\/li\u003e\n\u003cli\u003eEliminates vibration and misalignment issues in the belt drive system\u003c\/li\u003e\n\u003cli\u003eRestores correct tensioner rotation and pulley function for smooth engine operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with your vehicle’s make and model before installation\u003c\/li\u003e\n\u003cli\u003eInspect the serpentine belt for wear and replace if necessary during tensioner installation\u003c\/li\u003e\n\u003cli\u003eUse proper tools to relieve tension safely and avoid damage to the tensioner or belt\u003c\/li\u003e\n\u003cli\u003eVerify clockwise rotation alignment to match original equipment specifications\u003c\/li\u003e\n\u003cli\u003eCheck pulley and bearing condition to ensure smooth operation after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 419-107 accessory drive belt tensioner assembly to meet or exceed OEM standards for fit, form, and function. The use of reinforced polyamide materials and precision bearings ensures long-lasting performance under typical operating conditions. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship for a specified period, supporting confidence in your replacement component.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43610953711797,"sku":"BKLB-419-107","price":59.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_419107_Fro.jpg?v=1774983438","url":"https:\/\/www.partcatalog.com\/products\/dorman-419-107-accessory-drive-belt-tensioner-assembly","provider":"PartCatalog","version":"1.0","type":"link"}