{"product_id":"umi-performance-umi304647-78-88-gm-g-body-c5-c6-front-brake-conversion-hubs-bearings-and-bracket-kit","title":"UMI Performance umi304647 78-88 GM G-Body C5\/C6 Front Brake Conversion Hubs, Bearings and Bracket Kit","description":"UMI’s C5\/C6 conversion kit includes laser cut UMI conversion brackets, light weight USA made aluminum hubs and premium bearings. P\/N 304647 includes everything needed to adapt the C5\/C6 abutment brackets, calipers and rotors to the G-Body spindles.  The hub features 5 x 4-1\/2 and 5 x 4-3\/4 bolt patterns and is intended to face mount the C5\/C6 brake rotor in exact factory location (front track width is unaffected). The kit includes premium bearing cups and cones along with the correct rawhide seal for great performance and reliability. The 304647 kit is the choice for UMI’s Green Machine and has been thoroughly tested to withstand road race and auto-x competition. 100% manufactured in USA as well as tested and raced out of Philipsburg, PA – USA. Kit includes: UMI conversion brackets, driver and passenger side aluminum hubs, correct bearings and seals to mount the C5\/C6 calipers and abutment brackets. Wheel studs are not included, 1\/2-20 threaded studs will be required to complete installation. Determine stud length after choosing wheel and considering offset, whether or not spacers are required, and after determining wheel flange thickness. Kit requires C5 or C6 calipers, rotors, brake pads and brake lines. A detailed list of GM part numbers is included. Requirements: C5 brakes require a minimum of a 17” wheel for clearance while C6 requires an 18”wheel. Please research wheel fitment before purchasing.\nMounts 1997-2013 C5 or C6 front calipers and rotors to the 78-88 GM G-Body factory spindle. Conversion brackets are CNC laser cut from 3\/8” thick mild steel and feature a heavy duty black powder coat finish.\n\u003cp\u003eThe UMI Performance umi304647 conversion kit adapts 1997-2013 C5 or C6 Corvette front calipers and rotors to 1978-1988 GM G-Body factory spindles. The kit includes CNC laser-cut conversion brackets, lightweight USA-made aluminum hubs, premium bearings, bearing cups and cones, and the correct rawhide seals. It is designed to face-mount the C5\/C6 brake rotor in the factory location without affecting the front track width.\u003c\/p\u003e\u003cp\u003eConversion brackets are made from 3\/8-inch mild steel and finished with a heavy-duty black powder coat. The kit was developed for UMI Performance’s Green Machine and tested for road racing and autocross competition. It is manufactured and tested in the USA.\u003c\/p\u003e\u003cp\u003eC5 or C6 calipers, rotors, brake pads and brake lines are required for installation. Wheel studs are not included; 1\/2-20 threaded studs are required, with stud length determined after selecting the wheels and considering wheel offset, spacer requirements and wheel flange thickness. C5 brake applications require a minimum 17-inch wheel for clearance, while C6 applications require an 18-inch wheel. Research wheel fitment before purchasing.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat's Included:\u003c\/strong\u003e UMI conversion brackets, driver- and passenger-side aluminum hubs, correct bearings and seals, and a detailed list of GM part numbers.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVehicle Application: Mounts 1997-2013 C5 or C6 front calipers and rotors to 1978-1988 GM G-Body factory spindles.\u003c\/li\u003e\n\u003cli\u003eConversion Brackets: CNC laser-cut from 3\/8-inch mild steel and finished with a heavy-duty black powder coat.\u003c\/li\u003e\n\u003cli\u003eAluminum Hubs: Lightweight USA-made hubs feature 5 x 4-1\/2-inch and 5 x 4-3\/4-inch bolt patterns.\u003c\/li\u003e\n\u003cli\u003eRotor Position: Face-mounts the C5\/C6 brake rotor in the exact factory location without affecting front track width.\u003c\/li\u003e\n\u003cli\u003eBearing Package: Includes premium bearing cups and cones with the correct rawhide seals.\u003c\/li\u003e\n\u003cli\u003eTesting and Manufacture: Manufactured in the USA and tested and raced in Philipsburg, Pennsylvania.\u003c\/li\u003e\n\u003cli\u003eInstallation Requirements: Requires C5 or C6 calipers, rotors, brake pads and brake lines; 1\/2-20 threaded wheel studs are required and not included.\u003c\/li\u003e\n\u003cli\u003eWheel Clearance: C5 brake applications require a minimum 17-inch wheel, while C6 applications require an 18-inch wheel.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"UMI Performance","offers":[{"title":"Default Title","offer_id":68057687458044,"sku":"304647","price":608.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/1bf38bc776dddd4ebea7233853f88549L.jpg?v=1793592983","url":"https:\/\/diycustoms.store\/products\/umi-performance-umi304647-78-88-gm-g-body-c5-c6-front-brake-conversion-hubs-bearings-and-bracket-kit","provider":"diycustoms.store","version":"1.0","type":"link"}