{"product_id":"dynamite-friction-631-76021l-disc-brake-rotor-front-left","title":"Dynamite Friction 631-76021L Disc Brake Rotor - Front Left","description":"\u003ch2\u003eOverview of DFC Brake Rotor - Drilled and Slotted - Silver\u003c\/h2\u003e\u003cp\u003eThe Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-76021L) is engineered for reliable braking performance on select Chevrolet and Toyota vehicles. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for models like the Toyota Corolla, MR2, and Chevrolet Nova.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDisc type: Vented disc brake rotor with drilled and slotted surface\u003c\/li\u003e\n\u003cli\u003eNominal thickness: 18 mm with a discard thickness of 17 mm\u003c\/li\u003e\n\u003cli\u003eOverall diameter: 243 mm; height: 47 mm\u003c\/li\u003e\n\u003cli\u003eRust-resistant zinc silver hat finish with plain disc finish\u003c\/li\u003e\n\u003cli\u003eDirectional braking surface optimized for performance\u003c\/li\u003e\n\u003cli\u003eBolt hole quantity: 4 with a 100 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter: 54 mm; stud\/lug hole diameter: 14.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Line Details\u003c\/h2\u003e\u003cp\u003eThe DFC Brake Rotor - Drilled and Slotted - Silver line from Dynamite Friction focuses on rotors that combine drilled holes and slots to improve brake pad bite and reduce heat buildup. This product line is designed to provide enhanced braking control and durability, particularly for vehicles requiring vented rotors with directional surfaces. The zinc silver hat finish adds corrosion resistance, extending rotor life under typical driving conditions.\u003c\/p\u003e\u003ch2\u003eTechnical Description and Features\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a vented design that promotes airflow to dissipate heat generated during braking, reducing the risk of brake fade. The drilled and slotted surface pattern helps evacuate gases, dust, and water from the braking surface, improving pad contact and braking efficiency. The rotor’s nominal thickness of 18 mm ensures structural integrity, while the discard thickness of 17 mm indicates the minimum safe thickness before replacement is necessary. The zinc silver coating on the hat provides rust resistance, maintaining the rotor’s appearance and function over time. With a 4-bolt hole configuration and a 100 mm bolt circle diameter, this rotor is compatible with specific Chevrolet and Toyota models, including the Corolla, MR2, and Nova.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement rotor for Chevrolet Nova models requiring a 243 mm diameter vented rotor\u003c\/li\u003e\n\u003cli\u003eSuitable for Toyota Corolla and MR2 vehicles needing a drilled and slotted disc brake rotor\u003c\/li\u003e\n\u003cli\u003eIdeal for addressing brake fade and improving heat dissipation in vented rotor applications\u003c\/li\u003e\n\u003cli\u003eHelps reduce brake noise and vibration associated with worn or damaged rotors\u003c\/li\u003e\n\u003cli\u003eSupports consistent braking performance under varied driving conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor thickness is measured before installation to confirm it meets or exceeds the discard thickness of 17 mm. Clean the rotor surface to remove any protective coatings or residues before mounting. Verify bolt hole alignment with the vehicle’s hub using the 4-bolt, 100 mm bolt circle pattern. Proper torque specifications should be followed to avoid rotor warping. Directional rotors must be installed with the correct rotation direction to maintain optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDynamite Friction manufactures the 631-76021L rotor to meet industry standards for durability and performance. The rust-resistant zinc silver finish helps extend service life by protecting against corrosion. While specific warranty details are not provided, this rotor is designed to maintain consistent braking performance when installed and maintained according to manufacturer guidelines.\u003c\/p\u003e","brand":"Dynamite Friction","offers":[{"title":"Default Title","offer_id":51795672563893,"sku":"HBHR-631-76021L","price":71.4,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_63176021L_Fro.jpg?v=1774641754","url":"https:\/\/www.partcatalog.com\/products\/dynamite-friction-631-76021l-disc-brake-rotor-front-left","provider":"PartCatalog","version":"1.0","type":"link"}