{"product_id":"c6-corvette-dba-4000-series-t3-rear-brake-rotors","title":"C6 Corvette DBA 4000 Series T3 Rear 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 DBA Rotor Shipping\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e \u003ch2\u003eC6 Corvette DBA 4000 Series T3 Rear Brake Rotors\u003c\/h2\u003e \u003cp\u003eThe \u003cstrong\u003eDBA 4000 Series T3 Rear Brake Rotors\u003c\/strong\u003e are direct-replacement performance rotors for 2005–2013 C6 Corvette Base Coupe and Convertible models. Choose the \u003cstrong\u003eJL9 standard-brake\u003c\/strong\u003e option with DBA42995S 305 mm rotors or the larger \u003cstrong\u003eJ55 Z51\/heavy-duty brake\u003c\/strong\u003e option with DBA42991S 330 mm rotors. This listing includes a \u003cstrong\u003ecomplete pair of two rear rotors\u003c\/strong\u003e for the selected factory C6 Corvette brake package.\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 rear brake rotors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 2005–2013 C6 Corvette Base Coupe and Convertible\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePosition:\u003c\/strong\u003e Rear axle\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIncluded Quantity:\u003c\/strong\u003e Two rear rotors, complete pair\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStandard Brakes:\u003c\/strong\u003e RPO JL9 – DBA42995S – 305 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eZ51 \/ Heavy-Duty Brakes:\u003c\/strong\u003e RPO J55 – DBA42991S – 330 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e One-piece vented rotors\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\u003eIncludes two rotors for a complete C6 Corvette rear brake service\u003c\/li\u003e \u003cli\u003eSeparate JL9 and J55 options provide the correct factory brake-package fitment\u003c\/li\u003e \u003cli\u003eDirect replacement for the original rear calipers and mounting brackets\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 performance during repeated braking\u003c\/li\u003e \u003cli\u003eKangaroo Paw ventilation promotes airflow and heat dissipation\u003c\/li\u003e \u003cli\u003eSuitable for daily driving and 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 rear calipers and mounting locations while adding DBA’s T3 slot pattern, high-carbon iron construction, and performance-focused ventilation.\u003c\/p\u003e \u003cp\u003eC6 Corvette Base models use two different rear rotor sizes. The JL9 standard-brake system uses 305 mm rotors, while the J55 Z51 or heavy-duty brake system uses larger 330 mm rotors. Check the vehicle’s RPO label before selecting a variant.\u003c\/p\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eJL9 Part Number:\u003c\/strong\u003e DBA42995S per rotor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJL9 Outside Diameter:\u003c\/strong\u003e 305 mm \/ approximately 12 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJL9 Overall Height:\u003c\/strong\u003e 49 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJ55 Part Number:\u003c\/strong\u003e DBA42991S per rotor\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJ55 Outside Diameter:\u003c\/strong\u003e 330 mm \/ approximately 13 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eJ55 Overall Height:\u003c\/strong\u003e 50 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRotor Thickness:\u003c\/strong\u003e 26 mm\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMinimum Thickness:\u003c\/strong\u003e 24 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\u003eVane Design:\u003c\/strong\u003e DBA Kangaroo Paw vents\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eInstallation Overview\u003c\/h3\u003e \u003cp\u003eThese DBA rear rotors install in the factory C6 Corvette rotor locations and work with the original calipers and mounting brackets for the selected JL9 or J55 brake package. No rotor adapters or caliper relocation brackets are required when the correct variant is selected.\u003c\/p\u003e \u003cp\u003eInstall both rotors together, clean the rotor and wheel-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 rear brake rotors.\u003c\/li\u003e \u003cli\u003eCheck the RPO label inside the Corvette’s glove box before ordering.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRPO JL9:\u003c\/strong\u003e Select DBA42995S with 305 mm rear rotors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRPO J55:\u003c\/strong\u003e Select DBA42991S with 330 mm rear rotors.\u003c\/li\u003e \u003cli\u003e2005–2009 C6 Corvettes equipped with the Z51 package use the J55 brake system.\u003c\/li\u003e \u003cli\u003eFor other Base models, select by the listed RPO brake code rather than model year alone.\u003c\/li\u003e \u003cli\u003eBrake pads, calipers, brake fluid, hoses, and installation hardware are not included.\u003c\/li\u003e \u003cli\u003eThese variants do not fit C6 Grand Sport, Z06, ZR1, 427 Convertible, or aftermarket big-brake systems.\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 2005–2013\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eModels:\u003c\/strong\u003e Base Coupe and Convertible\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngines:\u003c\/strong\u003e LS2 6.0L V8 and LS3 6.2L V8\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStandard Brake Package:\u003c\/strong\u003e RPO JL9 with 305 mm rear rotors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eZ51 \/ Heavy-Duty Brake Package:\u003c\/strong\u003e RPO J55 with 330 mm rear rotors\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrake Position:\u003c\/strong\u003e Rear 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 Brake Rotors From Custom Corvette Accessories?\u003c\/h3\u003e \u003cp\u003eCustom Corvette Accessories is enthusiast owned and operated, so correct Corvette brake-package fitment and clear ordering information matter. This page separates the JL9 and J55 rear brake systems and includes the complete pair of DBA 4000 Series T3 rotors needed for the selected C6 Corvette application.\u003c\/p\u003e","brand":"DBA USA","offers":[{"title":"JL9 Brakes","offer_id":50142130405613,"sku":"DBA42995S","price":422.02,"currency_code":"USD","in_stock":true},{"title":"Z51 J55 Brakes","offer_id":50142130438381,"sku":"DBA42991S","price":569.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1359\/4413\/files\/c6-corvette-dba-4000-t3-rear-brake-rotors-pair_jpg.jpg?v=1782226158","url":"https:\/\/www.corvettepartsandaccessories.com\/products\/c6-corvette-dba-4000-series-t3-rear-brake-rotors","provider":"Corvette Parts from Custom Corvette Accessories","version":"1.0","type":"link"}