{"product_id":"dynamite-friction-604-31109-disc-brake-rotor","title":"Dynamite Friction 604-31109 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Dynamite Friction DFC GEOSPEC Coated Rotor\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC GEOSPEC Coated Rotor (part number 604-31109) is engineered for precision braking performance on select BMW models. Designed as a vented disc brake rotor, it offers reliable heat dissipation and consistent stopping power for vehicles such as the BMW 328i, 335i, 430i, and 440i series.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVented rotor design for improved heat management\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 20 mm with a discard thickness of 18.4 mm\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 330 mm and inside diameter of 75 mm\u003c\/li\u003e\n\u003cli\u003eFive bolt holes with a diameter of 16.8 mm for secure fitment\u003c\/li\u003e\n\u003cli\u003eHeight of 66.4 mm ensuring compatibility with specified BMW models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Specifications\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a vented design that enhances airflow to reduce brake fade during extended use. The nominal thickness of 20 mm provides a solid braking surface, while the discard thickness of 18.4 mm indicates the minimum safe thickness before replacement is necessary. With an outside diameter of 330 mm and an inside diameter of 75 mm, this rotor is engineered to fit precisely on compatible BMW vehicles. The rotor includes five bolt holes, each measuring 16.8 mm in diameter, ensuring a secure and stable installation. The overall height of 66.4 mm aligns with the brake system specifications of the listed BMW models.\u003c\/p\u003e\u003ch2\u003eDFC GEOSPEC Coated Rotor Product Line\u003c\/h2\u003e\u003cp\u003eThe DFC GEOSPEC Coated Rotor line by Dynamite Friction is designed to provide enhanced corrosion resistance and durability through a specialized coating process. This coating helps protect the rotor surface from rust and environmental wear, extending the service life of the rotor. The 604-31109 part number belongs to this line, offering a balance of performance and longevity tailored for BMW vehicles requiring precise braking components.\u003c\/p\u003e\u003ch2\u003eCompatible BMW Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBMW 328i and 328i xDrive\u003c\/li\u003e\n\u003cli\u003eBMW 330i and 330i xDrive\u003c\/li\u003e\n\u003cli\u003eBMW 335i, 335i xDrive, and 335i GT xDrive\u003c\/li\u003e\n\u003cli\u003eBMW 340i, 340i xDrive, and 340i GT xDrive\u003c\/li\u003e\n\u003cli\u003eBMW 428i Gran Coupe and 428i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 430i, 430i xDrive, and 430i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 435i, 435i xDrive, and 435i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW 440i, 440i xDrive, and 440i xDrive Gran Coupe\u003c\/li\u003e\n\u003cli\u003eBMW ActiveHybrid 3\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Rotor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake rotor warping due to heat buildup\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency from worn or thin rotors\u003c\/li\u003e\n\u003cli\u003eCorrosion and rust on rotor surfaces\u003c\/li\u003e\n\u003cli\u003eBrake noise caused by uneven rotor wear\u003c\/li\u003e\n\u003cli\u003eCompatibility issues with OEM brake components on specified BMW models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor thickness is above the discard thickness of 18.4 mm before installation. Clean the rotor surface to remove any protective coating residue prior to mounting. Use proper torque specifications for the five 16.8 mm bolt holes to secure the rotor firmly. It is recommended to inspect brake pads and calipers during installation to maintain optimal braking performance. This rotor is designed for vented brake systems, so verify compatibility with your vehicle’s brake setup.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDynamite Friction manufactures the DFC GEOSPEC Coated Rotor to meet industry standards for durability and performance. The specialized coating enhances corrosion resistance, contributing to longer service life. Please refer to Dynamite Friction’s warranty policy for specific coverage details related to the 604-31109 rotor.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":43389572317365,"sku":"HBHR-604-31109","price":73.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_60431109_Fro.jpg?v=1774634041","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-604-31109-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}