{"product_id":"dayco-pb1489n-engine-harmonic-balancer","title":"Dayco PB1489N Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of Dayco Premium OEM Replacement Balancer PB1489N\u003c\/h2\u003e\u003cp\u003eThe Dayco Premium OEM Replacement Balancer PB1489N is engineered for reliable engine performance in select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed as an engine harmonic balancer, it helps reduce crankshaft vibration and supports accessory drive systems with integrated pulley functionality.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Buick Achieva, Century, Regal, Skylark\u003c\/li\u003e\n\u003cli\u003eFits Chevrolet Impala, Lumina, Malibu, Monte Carlo, Corsica\u003c\/li\u003e\n\u003cli\u003eSuitable for Oldsmobile Cutlass, Cutlass Ciera, Cutlass Supreme, Silhouette\u003c\/li\u003e\n\u003cli\u003eWorks with Pontiac Grand Am, Grand Prix, Aztek, Montana, Trans Sport\u003c\/li\u003e\n\u003cli\u003ePart Number: PB1489N\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey Features and Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBolt Hole Quantity: 3 for secure mounting\u003c\/li\u003e\n\u003cli\u003eNeutral counterweight balance with no additional counterweight\u003c\/li\u003e\n\u003cli\u003eCrank bore diameter: 1.245 inches (31.60 mm)\u003c\/li\u003e\n\u003cli\u003eIncludes crank trigger\/exciter plate for engine timing functions\u003c\/li\u003e\n\u003cli\u003eOne integrated serpentine pulley with 6 grooves, 5.867 inches (149 mm) diameter\u003c\/li\u003e\n\u003cli\u003eOuter ring made of durable cast iron with 1 inch (25.40 mm) ring width\u003c\/li\u003e\n\u003cli\u003eOverall outside diameter: 6.103 inches (155 mm)\u003c\/li\u003e\n\u003cli\u003eOverall width: 2.028 inches (51.50 mm)\u003c\/li\u003e\n\u003cli\u003eHardware and installation instructions not included\u003c\/li\u003e\n\u003cli\u003eNo timing marks or Woodruff key included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Premium OEM Replacement Balancer Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Premium OEM Replacement Balancer line is designed to meet original equipment manufacturer specifications for engine harmonic balancers. This product line focuses on delivering precise fitment and reliable performance for a range of GM vehicles, ensuring compatibility with factory components such as crank trigger plates and serpentine pulleys. The PB1489N model exemplifies this approach by providing a neutral balance design and durable cast iron construction.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cp\u003eThis engine harmonic balancer is used to reduce crankshaft vibration and maintain engine balance, which helps prevent premature wear and damage. It also supports accessory drive systems through its integrated serpentine pulley.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReduces crankshaft vibration to protect engine components\u003c\/li\u003e\n\u003cli\u003ePrevents accessory belt slippage with a 6-groove serpentine pulley\u003c\/li\u003e\n\u003cli\u003eMaintains engine timing accuracy with integrated exciter plate\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged harmonic balancers in compatible GM vehicles\u003c\/li\u003e\n\u003cli\u003eHelps avoid engine noise and rough idling caused by balancer failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the crank bore diameter matches 1.245 inches (31.60 mm) for proper fit\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to align the 3 bolt holes securely\u003c\/li\u003e\n\u003cli\u003eVerify compatibility with vehicle make and model before installation\u003c\/li\u003e\n\u003cli\u003eNote that hardware and installation instructions are not included; refer to vehicle service manual\u003c\/li\u003e\n\u003cli\u003eCheck pulley grooves and belt alignment during installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco's Premium OEM Replacement Balancer PB1489N is manufactured to meet OEM standards for durability and performance. While specific warranty details are not provided, Dayco products typically undergo rigorous quality control to ensure reliability in engine harmonic balancing applications.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391721177269,"sku":"BJTQ-PB1489N","price":89.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_PB1489N_Fro.jpg?v=1774729397","url":"https:\/\/www.partcatalog.com\/products\/dayco-pb1489n-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}