{"product_id":"c6-corvette-grand-sport-dba-4000-series-t3-front-brake-rotors","title":"C6 Corvette Grand Sport DBA 4000 Series T3 Front Brake Rotors","description":"\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/9-dollar-99-cent-shipping-DBA-Rotors.png?v=1782150517\" alt=\"C6 Corvette Grand Sport DBA Rotor Shipping\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e \u003ch2\u003eC6 Corvette Grand Sport DBA 4000 Series T3 Front Brake Rotors\u003c\/h2\u003e \u003cp\u003eThe \u003cstrong\u003eDBA 4000 Series T3 Front Brake Rotors\u003c\/strong\u003e, part number \u003cstrong\u003eDBA42992S\u003c\/strong\u003e, are direct-replacement performance rotors for 2010–2013 C6 Corvette Grand Sport Coupe and Convertible models with the factory \u003cstrong\u003eJ56 heavy-duty iron brake system\u003c\/strong\u003e and LS3 6.2L V8. This listing includes a \u003cstrong\u003ecomplete pair of two 355 mm front rotors\u003c\/strong\u003e for installation with the original Grand Sport front calipers and mounting brackets.\u003c\/p\u003e \u003ch3\u003eProduct Details\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e DBA – Disc Brakes Australia\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Line:\u003c\/strong\u003e 4000 Series T3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Slotted front brake rotors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 2010–2013 C6 Corvette Grand Sport\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrake Package:\u003c\/strong\u003e RPO J56 heavy-duty iron brakes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Front axle\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncluded Quantity:\u003c\/strong\u003e Two front rotors, complete pair\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e DBA42992S per rotor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e One-piece vented rotor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRotor Material:\u003c\/strong\u003e High-carbon alloyed iron\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSurface:\u003c\/strong\u003e CNC-machined T3 slots\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSlot Design:\u003c\/strong\u003e Bi-directional\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInternal Ventilation:\u003c\/strong\u003e DBA Kangaroo Paw ventilation\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrake Pads Included:\u003c\/strong\u003e No\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eShipping:\u003c\/strong\u003e $9.99 in the USA\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eBenefits\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eComplete pair replaces both C6 Corvette Grand Sport front rotors\u003c\/li\u003e \u003cli\u003eDirect factory-size fitment for the J56 front brake system\u003c\/li\u003e \u003cli\u003eT3 slots help clear brake dust and friction gases from the pad surface\u003c\/li\u003e \u003cli\u003eBi-directional design allows either rotor to be installed on either side\u003c\/li\u003e \u003cli\u003eHigh-carbon iron construction supports consistent braking through repeated heat cycles\u003c\/li\u003e \u003cli\u003eKangaroo Paw ventilation promotes airflow and heat dissipation\u003c\/li\u003e \u003cli\u003eThermal Stability Profiling helps improve rotor stability and durability\u003c\/li\u003e \u003cli\u003eSuitable for daily driving and demanding performance-street use\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eWhat to Expect\u003c\/h3\u003e \u003cp\u003eThe DBA 4000 Series T3 is a factory-size, one-piece rotor upgrade rather than a big-brake conversion. It retains the original C6 Corvette Grand Sport J56 calipers and mounting points while adding DBA’s T3 slot pattern, high-carbon iron construction, and performance-focused heat-management features.\u003c\/p\u003e \u003cp\u003eThe T3 pattern is bi-directional, so DBA42992S does not require separate driver- and passenger-side part numbers.\u003c\/p\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eOutside Diameter:\u003c\/strong\u003e 355 mm \/ approximately 14 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRotor Thickness:\u003c\/strong\u003e 32 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMinimum Thickness:\u003c\/strong\u003e 30 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOverall Height:\u003c\/strong\u003e 45.5 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCenter Bore:\u003c\/strong\u003e 70.7 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBolt Pattern:\u003c\/strong\u003e 5 × 120.65 mm \/ 5 × 4.75 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRotor Weight:\u003c\/strong\u003e Approximately 26.5 pounds each\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVane Design:\u003c\/strong\u003e DBA Kangaroo Paw vents\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eInstallation Overview\u003c\/h3\u003e \u003cp\u003eThe DBA42992S rotors install in the factory C6 Corvette Grand Sport front rotor locations and work with the original J56 front calipers and mounting brackets. No caliper relocation brackets or rotor adapters are required.\u003c\/p\u003e \u003cp\u003eInstall both rotors together, clean the rotor and hub mounting surfaces, inspect the brake pads and caliper hardware, and follow the DBA and brake-pad manufacturer bedding procedures after installation.\u003c\/p\u003e \u003ch3\u003eImportant Notes\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThis listing is for a pair.\u003c\/strong\u003e Quantity one includes two DBA42992S front brake rotors.\u003c\/li\u003e \u003cli\u003eDesigned for 2010–2013 C6 Corvette Grand Sport models with factory RPO J56 iron brakes.\u003c\/li\u003e \u003cli\u003eBrake pads, calipers, brake fluid, hoses, and installation hardware are not included.\u003c\/li\u003e \u003cli\u003eThese are factory-size one-piece rotors, not a two-piece rotor system or big-brake conversion.\u003c\/li\u003e \u003cli\u003eAftermarket brake conversions may use different rotor dimensions.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 style=\"color: #c00000;\"\u003eCORVETTE COMPATIBILITY\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eGeneration:\u003c\/strong\u003e C6 Corvette\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel Years:\u003c\/strong\u003e 2010–2013\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Grand Sport\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e LS3 6.2L V8\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrake Package:\u003c\/strong\u003e RPO J56 heavy-duty iron brakes\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrake Position:\u003c\/strong\u003e Front axle\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBody Styles:\u003c\/strong\u003e Coupe and convertible\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eWhy Buy DBA C6 Corvette Grand Sport Brake Rotors From Custom Corvette Accessories?\u003c\/h3\u003e \u003cp\u003eCustom Corvette Accessories is enthusiast owned and operated, so correct Corvette brake fitment and clear ordering information matter. This package includes the complete pair of DBA42992S front rotors required for a C6 Corvette Grand Sport, rather than requiring customers to order two individually packaged rotors.\u003c\/p\u003e","brand":"DBA USA","offers":[{"title":"Default Title","offer_id":50143235244269,"sku":"DBA42992S","price":615.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/c6-corvette-grand-sport-dba42992s-front-brake-rotors-pair_jpg_6ac738c5-28aa-4f18-a713-cdff21ccf23a.jpg?v=1782228426","url":"https:\/\/www.corvettepartsandaccessories.com\/products\/c6-corvette-grand-sport-dba-4000-series-t3-front-brake-rotors","provider":"Corvette Parts from Custom Corvette Accessories","version":"1.0","type":"link"}