{"product_id":"dynamite-friction-604-31046-disc-brake-rotor","title":"Dynamite Friction 604-31046 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Dynamite Friction DFC GEOSPEC Coated Rotor 604-31046\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC GEOSPEC Coated Rotor 604-31046 is engineered for reliable braking performance on select BMW models. Designed as a vented disc brake rotor, it offers consistent heat dissipation and durability for vehicles such as the BMW 323i, 325Ci, 325i, 325xi, 328Ci, 328i, Z3, and Z4.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNominal thickness: 22 mm\u003c\/li\u003e\n\u003cli\u003eDiscard thickness: 20.4 mm\u003c\/li\u003e\n\u003cli\u003eOutside diameter: 300 mm\u003c\/li\u003e\n\u003cli\u003eInside diameter: 79 mm\u003c\/li\u003e\n\u003cli\u003eBolt hole diameter: 14.6 mm\u003c\/li\u003e\n\u003cli\u003eBolt hole quantity: 5\u003c\/li\u003e\n\u003cli\u003eHeight: 51.5 mm\u003c\/li\u003e\n\u003cli\u003eVented rotor design for improved cooling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDFC GEOSPEC Coated Rotor Product Line Details\u003c\/h2\u003e\u003cp\u003eThe DFC GEOSPEC Coated Rotor line by Dynamite Friction focuses on rotors with a protective coating to resist corrosion and extend service life. This coating helps maintain rotor integrity under various driving conditions, making it suitable for BMW vehicles requiring precise braking components. The 604-31046 part number represents a vented rotor optimized for heat management and durability within this product line.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a nominal thickness of 22 mm and a discard thickness of 20.4 mm, ensuring a clear service limit for safe operation. The rotor’s 300 mm outside diameter and 79 mm inside diameter are designed to match the brake system specifications of compatible BMW models. With five bolt holes each measuring 14.6 mm in diameter, the rotor mounts securely to the hub. The vented design enhances airflow, reducing heat buildup during braking and helping to prevent brake fade. The rotor height of 51.5 mm aligns with factory requirements for proper caliper clearance and brake pad contact.\u003c\/p\u003e\u003ch2\u003eCompatible BMW Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW 323i\u003c\/li\u003e\n\u003cli\u003eBMW 325Ci\u003c\/li\u003e\n\u003cli\u003eBMW 325i\u003c\/li\u003e\n\u003cli\u003eBMW 325xi\u003c\/li\u003e\n\u003cli\u003eBMW 328Ci\u003c\/li\u003e\n\u003cli\u003eBMW 328i\u003c\/li\u003e\n\u003cli\u003eBMW Z3\u003c\/li\u003e\n\u003cli\u003eBMW Z4\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis rotor is specifically designed for these BMW models, ensuring proper fitment and braking performance when replacing worn or damaged rotors.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Rotor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake rotor warping due to heat stress\u003c\/li\u003e\n\u003cli\u003eCorrosion and rust buildup on rotor surfaces\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency from worn rotors\u003c\/li\u003e\n\u003cli\u003eBrake noise caused by uneven rotor wear\u003c\/li\u003e\n\u003cli\u003eVibration or pulsation during braking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dynamite Friction 604-31046 rotor, ensure the rotor surface is clean and free of contaminants. Verify that the bolt hole pattern and diameter match the vehicle hub. It is recommended to replace brake pads simultaneously to maintain optimal braking performance. Proper torque specifications should be followed for mounting bolts to avoid rotor distortion. After installation, perform a brake bed-in procedure to ensure even pad and rotor contact.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDynamite Friction rotors, including the DFC GEOSPEC Coated Rotor 604-31046, are manufactured to meet industry standards for durability and performance. The protective coating helps resist corrosion, extending rotor life. Warranty details should be confirmed with the product documentation or supplier, as coverage may vary.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":43389565927605,"sku":"HBHR-604-31046","price":61.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_60431046_Fro_186bd636-c827-4c9b-8fe7-e0f91a882f6a.jpg?v=1774634027","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-604-31046-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}