{"product_id":"dynamite-friction-633-80074l-disc-brake-rotor-front-left","title":"Dynamite Friction 633-80074L Disc Brake Rotor - Front Left","description":"\u003ch2\u003eOverview of the DFC Brake Rotor - Drilled and Slotted - Black\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-80074L) is engineered for reliable braking performance on Fiat 124 Spider and Mazda MX-5 Miata models. This vented disc brake rotor features a directional, slotted, and drilled surface designed to enhance heat dissipation and maintain consistent stopping power.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Fiat 124 Spider and Mazda MX-5 Miata\u003c\/li\u003e\n\u003cli\u003ePart number: 633-80074L\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor with directional drilled and slotted surface\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 22 mm; discard thickness: 20 mm\u003c\/li\u003e\n\u003cli\u003eOverall height: 44.2 mm; outside diameter: 280 mm\u003c\/li\u003e\n\u003cli\u003eHat finish in zinc black with rust-resistant coating\u003c\/li\u003e\n\u003cli\u003e4 bolt holes with 100 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 55 mm; stud\/lug hole diameter: 13.3 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details: DFC Brake Rotor - Drilled and Slotted - Black\u003c\/h2\u003e\u003cp\u003eThe DFC Brake Rotor - Drilled and Slotted - Black line by Dynamite Friction focuses on rotors that combine drilled holes and slots to improve brake pad bite and reduce heat buildup. The black zinc coating on the hat provides corrosion resistance, extending rotor life. This product line is designed to meet the specific braking demands of performance-oriented vehicles like the Fiat 124 Spider and Mazda MX-5 Miata, offering a balance of durability and enhanced braking response.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Specifications\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor is vented to allow better airflow and heat dissipation during braking, which helps prevent brake fade under demanding conditions. The directional surface features both drilled holes and slots, which aid in removing brake dust, gases, and water from the rotor surface, improving pad contact and braking efficiency. The rotor has a nominal thickness of 22 mm and a discard thickness of 20 mm, ensuring safe replacement intervals. The zinc black hat finish and rust-resistant coating protect against corrosion, maintaining rotor integrity over time. With 4 bolt holes arranged on a 100 mm bolt circle diameter, this rotor fits securely on compatible Fiat and Mazda models.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eImproves braking performance on Fiat 124 Spider and Mazda MX-5 Miata\u003c\/li\u003e\n\u003cli\u003eReduces brake fade during spirited driving or heavy braking\u003c\/li\u003e\n\u003cli\u003eHelps prevent rotor warping caused by excessive heat\u003c\/li\u003e\n\u003cli\u003eMinimizes brake dust accumulation for cleaner braking surfaces\u003c\/li\u003e\n\u003cli\u003eProtects against rust and corrosion for longer rotor life\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 20 mm before installation. Clean the rotor surface to remove any protective coatings or contaminants prior to mounting. Verify bolt hole alignment with the vehicle’s hub using the 4-bolt, 100 mm bolt circle pattern. Properly torque lug nuts to manufacturer specifications to avoid rotor warping. Directional rotors must be installed with the correct rotation direction for optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDynamite Friction manufactures the 633-80074L rotor to meet industry standards for durability and performance. The rust-resistant coating and zinc black hat finish contribute to long-term reliability. Warranty details are provided by the manufacturer and should be consulted for specific coverage information.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":51801065291957,"sku":"HBHR-633-80074L","price":106.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_63380074L_Fro.jpg?v=1774642234","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-633-80074l-disc-brake-rotor-front-left","provider":"PartCatalog","version":"1.0","type":"link"}