{"product_id":"durago-br55039-disc-brake-rotor","title":"DuraGo BR55039 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of DuraGo BR55039 Disc Brake Rotor\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR55039 is a solid disc brake rotor designed for reliable braking performance on select Buick, Chevrolet, Oldsmobile, and Pontiac vehicles. Engineered with full cast iron construction, this rotor provides consistent durability and fitment for models such as the Alero, Century, Grand Am, Grand Prix, Impala, Intrigue, Monte Carlo, and Regal.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Cast iron for strength and heat dissipation\u003c\/li\u003e\n\u003cli\u003eConstruction: Full cast solid rotor\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 10.95 inches (278.2 mm)\u003c\/li\u003e\n\u003cli\u003eNominal Thickness: 0.43 inches (11 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard Thickness: 0.35 inches (9 mm)\u003c\/li\u003e\n\u003cli\u003eMounting Bolt Hole Quantity: 5\u003c\/li\u003e\n\u003cli\u003eMounting Bolt Hole Circle Diameter: 4.65 inches (118 mm)\u003c\/li\u003e\n\u003cli\u003eCenter Hole Diameter: 2.78 inches (70.7 mm)\u003c\/li\u003e\n\u003cli\u003eDrum-in-hat type rotor with non-directional brake surface\u003c\/li\u003e\n\u003cli\u003eNo ABS tone ring included\u003c\/li\u003e\n\u003cli\u003eNo rust resistant coating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR55039 disc brake rotor is constructed from cast iron, providing a solid and durable braking surface suitable for daily driving conditions. Its full cast design ensures structural integrity and consistent performance over time. With an outside diameter of 10.95 inches and a nominal thickness of 0.43 inches, this rotor meets OEM specifications for the compatible Buick, Chevrolet, Oldsmobile, and Pontiac models listed. The rotor features a drum-in-hat design, integrating the parking brake drum into the rotor assembly, which is common for these vehicle applications. The non-directional brake surface allows for flexible installation without concern for rotor orientation. This rotor does not include an ABS tone ring and does not have a rust resistant coating, so proper maintenance is recommended to prevent corrosion.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis rotor is compatible with the following makes and models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBuick Alero, Century, Regal\u003c\/li\u003e\n\u003cli\u003eChevrolet Impala, Monte Carlo\u003c\/li\u003e\n\u003cli\u003eOldsmobile Intrigue\u003c\/li\u003e\n\u003cli\u003ePontiac Grand Am, Grand Prix\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the DuraGo BR55039 rotor when replacing worn or damaged rotors on these vehicles to restore braking performance and safety.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Rotor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pulsation caused by warped rotors\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency due to worn rotor thickness\u003c\/li\u003e\n\u003cli\u003eNoise and vibration from uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eBrake fade from overheated or damaged rotors\u003c\/li\u003e\n\u003cli\u003eParking brake malfunction related to drum-in-hat rotor wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify rotor dimensions and bolt pattern match your vehicle before installation\u003c\/li\u003e\n\u003cli\u003eEnsure the rotor surface is clean and free of oil or debris prior to mounting\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications to avoid rotor warping\u003c\/li\u003e\n\u003cli\u003eCheck brake pads for wear and replace if necessary during rotor installation\u003c\/li\u003e\n\u003cli\u003ePerform a proper bed-in procedure after installation to optimize braking performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDuraGo disc brake rotors are manufactured to meet or exceed OEM standards for fit, form, and function. While this product does not include a rust resistant coating, the cast iron construction provides reliable durability under normal operating conditions. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.\u003c\/p\u003e","brand":"DuraGo","offers":[{"title":"Default Title","offer_id":43584631701685,"sku":"GVMP-BR55039","price":39.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/PR_BR55039_Fro.jpg?v=1774634919","url":"https:\/\/www.partcatalog.com\/products\/durago-br55039-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}