I BOUGHT THE 10" FRONT DISK BRAKE CONVERSION KIT , IT CONSISTS OF A LIST OF PARTS TO BUY AT YOUR LOCAL PARTS STORE , ROTORS , CALIPERS, HOSES , BEARINGS , AND THE MOUNTING PLATES TO ADAPT THE CALIPERS TO THE SPINDLES . IT USES 10.5 INCH ROTORS AND CHEVY CALIPERS TO DO THE CONVERSION . I HAVEN'T INSTALLED IT YET , AFTER SEEING THE 11.75 DISK BRAKE SET-UPS , I'M LOOKING TO GO THAT ROUTE . THANKS JOHN....