{"product_id":"durago-br54122-disc-brake-rotor","title":"DuraGo BR54122 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of DuraGo BR54122 Disc Brake Rotor\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR54122 is a solid disc brake rotor designed for reliable braking performance on select Ford, Mazda, and Mercury vehicles. Engineered with cast iron construction, this rotor is compatible with models such as the Ford Escape, Mazda Mariner, and Mercury Tribute.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Durable cast iron for consistent heat dissipation\u003c\/li\u003e\n\u003cli\u003eRotor Type: Solid, drum-in-hat design\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 11.88 inches (301.8 mm)\u003c\/li\u003e\n\u003cli\u003eNominal Thickness: 0.47 inches (12 mm)\u003c\/li\u003e\n\u003cli\u003eMounting Bolt Holes: 5 holes with 4.5 inch (114.3 mm) bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter Hole Diameter: 2.83 inches (72 mm)\u003c\/li\u003e\n\u003cli\u003eNon-directional brake surface for versatile installation\u003c\/li\u003e\n\u003cli\u003eNo ABS tone ring included\u003c\/li\u003e\n\u003cli\u003eNo rust resistant coating applied\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR54122 disc brake rotor features a full cast iron construction that provides durability and effective heat management during braking. Its solid, drum-in-hat design integrates the rotor and drum components, making it suitable for vehicles equipped with rear drum brakes and front disc brakes. The rotor measures 11.88 inches in outside diameter and has a nominal thickness of 0.47 inches, with a discard thickness of 0.43 inches, ensuring it meets OEM specifications for safe replacement.\u003c\/p\u003e\u003cp\u003eThis rotor is designed with five mounting bolt holes arranged on a 4.5-inch bolt circle diameter, compatible with the rear brake assemblies of Ford Escape, Mazda Mariner, and Mercury Tribute models. The non-directional brake surface allows for flexible installation without concern for rotor orientation. Note that 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 over time.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rear disc brake rotors on Ford Escape, Mazda Mariner, and Mercury Tribute\u003c\/li\u003e\n\u003cli\u003eResolves brake pulsation caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eAddresses reduced braking efficiency due to rotor thickness below discard limits\u003c\/li\u003e\n\u003cli\u003eEliminates noise and vibration from damaged or scored rotors\u003c\/li\u003e\n\u003cli\u003eRestores proper brake drum function with integrated drum-in-hat design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify rotor thickness before installation; discard thickness is 0.43 inches\u003c\/li\u003e\n\u003cli\u003eEnsure mounting bolt holes align with vehicle specifications (5 holes, 4.5 inch bolt circle)\u003c\/li\u003e\n\u003cli\u003eClean rotor surface and hub mounting area to prevent uneven wear\u003c\/li\u003e\n\u003cli\u003eCheck brake pads for wear and replace if necessary during rotor installation\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications to avoid rotor warping\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDuraGo manufactures the BR54122 rotor to meet or exceed OEM standards for fit, form, and function. The cast iron construction ensures consistent braking performance under normal operating conditions. While this rotor does not include a rust resistant coating, proper care and maintenance can extend its service life. 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":43584576094389,"sku":"GVMP-BR54122","price":47.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/PR_BR54122_Fro.jpg?v=1774634906","url":"https:\/\/www.partcatalog.com\/products\/durago-br54122-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}