{"product_id":"durago-br3480-disc-brake-rotor","title":"DuraGo BR3480 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of DuraGo BR3480 Disc Brake Rotor\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR3480 is a solid disc brake rotor designed specifically for select BMW models including the 318i, 318is, 325e, 325i, and 325is. Engineered with cast iron construction, this rotor provides reliable braking performance tailored to the demands of these vehicles.\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 for integrated parking brake functionality\u003c\/li\u003e\n\u003cli\u003eOutside Diameter: 10.16 inches (258 mm) ensuring proper fitment\u003c\/li\u003e\n\u003cli\u003eNominal Thickness: 0.39 inches (9.9 mm) with discard thickness at 0.33 inches (8.4 mm)\u003c\/li\u003e\n\u003cli\u003eMounting Bolt Pattern: 4 holes with 3.94 inches (100 mm) bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter Hole Diameter: 2.44 inches (62 mm) for precise hub alignment\u003c\/li\u003e\n\u003cli\u003eNon-directional brake surface suitable for standard braking applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe DuraGo BR3480 disc brake rotor is constructed from full cast iron, providing a balance of strength and thermal conductivity necessary for effective braking. Its solid rotor design, combined with a drum-in-hat construction, integrates the parking brake drum within the rotor, eliminating the need for a separate drum. This design is compatible with BMW 318i, 318is, 325e, 325i, and 325is models, ensuring proper fitment and function. The rotor features a 4-bolt mounting pattern with a 100 mm bolt circle diameter and a center hole diameter of 62 mm, matching OEM specifications for secure installation. The non-directional braking surface allows for flexible installation without concern for rotor orientation.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors causing brake pulsation\u003c\/li\u003e\n\u003cli\u003eAddressing rotor thickness below discard limits to maintain braking efficiency\u003c\/li\u003e\n\u003cli\u003eResolving noise or vibration issues related to damaged rotors\u003c\/li\u003e\n\u003cli\u003eUpgrading to OEM-equivalent rotors for consistent braking performance\u003c\/li\u003e\n\u003cli\u003eEnsuring compatibility with drum-in-hat parking brake systems on specified BMW models\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 against vehicle specifications before installation\u003c\/li\u003e\n\u003cli\u003eEnsure hub surface is clean and free of rust to prevent rotor runout\u003c\/li\u003e\n\u003cli\u003eTorque mounting bolts to manufacturer specifications to avoid warping\u003c\/li\u003e\n\u003cli\u003eCheck brake pads for wear and replace if necessary when installing new rotors\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 brake rotors are manufactured to meet or exceed OEM standards for fit, form, and function. The BR3480 rotor undergoes rigorous quality control to ensure durability and consistent performance. While specific warranty details may vary, DuraGo typically offers coverage against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.\u003c\/p\u003e","brand":"DuraGo","offers":[{"title":"Default Title","offer_id":43578059489461,"sku":"GVMP-BR3480","price":30.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/PR_BR3480_Fro.jpg?v=1774634741","url":"https:\/\/www.partcatalog.com\/products\/durago-br3480-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}