{"product_id":"durago-br55055-disc-brake-rotor","title":"DuraGo BR55055 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of DuraGo BR55055 Disc Brake Rotor\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR55055 disc brake rotor is engineered for reliable braking performance on heavy-duty Chevrolet and GMC trucks and vans. Designed specifically for models like the Silverado 2500 HD and Sierra 3500 HD, this rotor offers durable construction and precise fitment to maintain vehicle safety and control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaterial: Cast iron for strength and heat dissipation\u003c\/li\u003e\n\u003cli\u003eConstruction: Full cast, vented rotor design\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 12.99 inches (330 mm)\u003c\/li\u003e\n\u003cli\u003eNominal Thickness: 1.14 inches (29 mm)\u003c\/li\u003e\n\u003cli\u003eDiscard Thickness: 1.06 inches (27 mm)\u003c\/li\u003e\n\u003cli\u003eMounting Bolt Holes: 8 holes with 0.65 inch (16.5 mm) diameter\u003c\/li\u003e\n\u003cli\u003eCenter Hole Diameter: 4.84 inches (122.9 mm)\u003c\/li\u003e\n\u003cli\u003eRotor Type: Drum-in-hat with vented design for heat management\u003c\/li\u003e\n\u003cli\u003eNon-directional brake surface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR55055 rotor is a vented, full cast iron disc brake rotor designed to meet the demands of heavy-duty Chevrolet and GMC vehicles, including the Avalanche 2500, Express 3500, and Yukon XL 2500. Its vented construction helps dissipate heat more effectively during braking, reducing the risk of brake fade under heavy loads or extended use. The drum-in-hat design integrates a parking brake drum within the rotor, providing a compact and efficient braking solution for these truck and van models.\u003c\/p\u003e\u003cp\u003eWith an outside diameter of 12.99 inches and a nominal thickness of 1.14 inches, this rotor maintains the proper dimensions for optimal brake pad contact and rotor longevity. The 8 mounting bolt holes and precise center hole diameter ensure a secure fit on compatible Chevrolet and GMC models. The non-directional brake surface allows for flexible installation without concern for rotor orientation.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Avalanche 2500\u003c\/li\u003e\n\u003cli\u003eChevrolet Express 2500 and 3500\u003c\/li\u003e\n\u003cli\u003eChevrolet Suburban 2500\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 2500, 2500 HD, 3500, and 3500 HD (including Classic models)\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 2500, 2500 HD, 3500, and 3500 HD (including Classic models)\u003c\/li\u003e\n\u003cli\u003eGMC Savana 2500 and 3500\u003c\/li\u003e\n\u003cli\u003eGMC Yukon XL 2500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Rotor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake rotor warping or uneven wear causing vibration\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency due to worn or thin rotors\u003c\/li\u003e\n\u003cli\u003eOverheating and brake fade during heavy towing or hauling\u003c\/li\u003e\n\u003cli\u003eCorrosion-related rotor damage (note: this rotor does not have rust-resistant coating)\u003c\/li\u003e\n\u003cli\u003eIncompatibility with drum-in-hat parking brake systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure rotor thickness is above discard thickness (1.06 inches) before installation\u003c\/li\u003e\n\u003cli\u003eClean mounting surfaces to prevent rotor runout and vibration\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications for secure fitment\u003c\/li\u003e\n\u003cli\u003eCheck compatibility with vehicle ABS systems; this rotor does not include an ABS tone ring\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and hardware during rotor replacement for optimal 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 specifications for fit, form, and function. The BR55055 rotor undergoes rigorous quality control to ensure durability and consistent braking performance. While this product does not include a rust-resistant coating, its cast iron construction provides reliable strength and heat dissipation. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"DuraGo","offers":[{"title":"Default Title","offer_id":43584646119605,"sku":"GVMP-BR55055","price":70.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/PR_BR55055_Fro_2bbfb49f-8534-4b62-9ded-9c0c82d4f41e.jpg?v=1774634923","url":"https:\/\/www.partcatalog.com\/products\/durago-br55055-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}