{"product_id":"dorman-594-452-engine-harmonic-balancer","title":"Dorman 594-452 Engine Harmonic Balancer","description":"\u003ch2\u003eOverview of the Dorman Engine Harmonic Balancer 594-452\u003c\/h2\u003e\u003cp\u003eThe Dorman 594-452 engine harmonic balancer is designed for reliable performance in select Buick, Cadillac, Chevrolet, and GMC vehicles. Engineered to meet OEM specifications, this balancer helps maintain engine smoothness and reduce vibration in models like the Buick LaCrosse and Chevrolet Colorado.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eInside diameter: 37.97 mm for precise fitment\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 164 mm ensuring proper pulley alignment\u003c\/li\u003e\n\u003cli\u003e12 pulley grooves compatible with serpentine drive belts\u003c\/li\u003e\n\u003cli\u003eSingle mounting hole for secure installation\u003c\/li\u003e\n\u003cli\u003eRegular grade type for standard engine applications\u003c\/li\u003e\n\u003cli\u003eDepth of 94.8 mm to match engine block requirements\u003c\/li\u003e\n\u003cli\u003eBlack finish with degree markings for accurate timing adjustments\u003c\/li\u003e\n\u003cli\u003eDoes not include bolt, washer, or center bolt\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 594-452 engine harmonic balancer is a critical component in the engine block assembly, designed to reduce torsional vibration and protect the crankshaft from damage. Its 37.97 mm inside diameter and 164 mm outside diameter ensure a precise fit on compatible engines. The 12-groove pulley accommodates serpentine drive belts commonly used in Buick ATS, Cadillac CTS, and GMC Canyon models. The balancer’s single mounting hole and 94.8 mm depth align with factory specifications, providing a secure and stable connection to the engine. The black finish with degree markings allows for accurate timing and maintenance checks during installation or service.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis harmonic balancer is compatible with a range of vehicles, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuick LaCrosse and ATS\u003c\/li\u003e\n\u003cli\u003eCadillac CTS, SRX, and STS\u003c\/li\u003e\n\u003cli\u003eChevrolet Colorado\u003c\/li\u003e\n\u003cli\u003eGMC Canyon\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed specifically for engines requiring a serpentine drive belt system and regular grade harmonic balancer.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Dorman 594-452\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine vibration and noise caused by worn or damaged balancers\u003c\/li\u003e\n\u003cli\u003eCrankshaft stress and potential damage from unbalanced engine rotation\u003c\/li\u003e\n\u003cli\u003eMisalignment of serpentine belts leading to premature belt wear\u003c\/li\u003e\n\u003cli\u003eInaccurate engine timing due to missing or unclear degree markings\u003c\/li\u003e\n\u003cli\u003eFailure of engine accessories driven by the harmonic balancer pulley\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before installation. Verify the inside diameter matches the crankshaft size for a proper fit. Use appropriate tools to align the single mounting hole and secure the balancer without the included bolt or washer, as these must be sourced separately. Check the degree markings during installation to confirm correct timing alignment. It is recommended to inspect the serpentine belt and related components for wear during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing dependable performance for engine harmonic balancers. While this product does not include mounting hardware, it is engineered for durability and precision fitment. Warranty coverage details should be confirmed through the original purchase source or Dorman’s official documentation.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44007720386741,"sku":"BKKY-594-452","price":81.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_594452_Fro.jpg?v=1775008581","url":"https:\/\/www.partcatalog.com\/products\/dorman-594-452-engine-harmonic-balancer","provider":"PartCatalog","version":"1.0","type":"link"}