{"product_id":"dorman-594-420-engine-harmonic-balancer","title":"Dorman 594-420 Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of Dorman Engine Harmonic Balancer 594-420\u003c\/h2\u003e\u003cp\u003eThe Dorman 594-420 engine harmonic balancer is designed for reliable performance in select Buick, Cadillac, Chevrolet, GMC, Pontiac, Saab, and Saturn vehicles. This component helps reduce engine vibration and maintain smooth operation in models such as the Cadillac CTS, Chevrolet Equinox, and GMC Terrain.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 37.96 mm\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 172.5 mm\u003c\/li\u003e\n\u003cli\u003eSix pulley grooves for serpentine drive belts\u003c\/li\u003e\n\u003cli\u003eSingle mounting hole design\u003c\/li\u003e\n\u003cli\u003eDepth of 60 mm\u003c\/li\u003e\n\u003cli\u003eBlack finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eDoes not include bolt, washer, or center bolt\u003c\/li\u003e\n\u003cli\u003eGrade type: Regular\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 594-420 harmonic balancer is engineered to fit a range of vehicles including the Buick LaCrosse, Cadillac ATS, Chevrolet Malibu, GMC Acadia, Pontiac G6, Saab 9-5, and Saturn Vue. Its 37.96 mm inside diameter and 172.5 mm outside diameter accommodate specific engine configurations requiring a six-groove serpentine belt pulley. The single mounting hole and 60 mm depth ensure proper alignment and secure installation on compatible cylinder block components. Finished in black, this harmonic balancer offers resistance to wear and environmental factors, supporting long-term engine stability.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReduces torsional vibration in the crankshaft to prevent engine damage\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper serpentine belt alignment and tension\u003c\/li\u003e\n\u003cli\u003eAddresses issues with engine noise caused by harmonic imbalance\u003c\/li\u003e\n\u003cli\u003ePrevents premature wear of engine components linked to vibration\u003c\/li\u003e\n\u003cli\u003eSupports smooth operation in vehicles like the Chevrolet Traverse and Cadillac SRX\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the harmonic balancer matches the vehicle’s engine specifications and pulley groove count\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damage during removal and installation\u003c\/li\u003e\n\u003cli\u003eVerify the absence of the center bolt and washers in the package and source separately if required\u003c\/li\u003e\n\u003cli\u003eCheck belt alignment after installation to prevent premature belt wear\u003c\/li\u003e\n\u003cli\u003eConsult vehicle service manual for torque specifications and installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 594-420 harmonic balancer undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official warranty policy for complete information.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44007663665333,"sku":"BKKY-594-420","price":80.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_594420_Fro_0071eb8c-a5e8-4bf3-8a90-dfadcaeb59aa.jpg?v=1775008577","url":"https:\/\/www.partcatalog.com\/products\/dorman-594-420-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}