{"product_id":"qa1-narrowed-ford-9-inch-rear-housing-f-body-gm-x-body","title":"QA1 Narrowed Ford 9-Inch Rear Housing for F-Body and GM X-Body","description":"\u003ch4\u003eStrengthen Your QA1 Four-Link Rear Suspension\u003c\/h4\u003e\n\u003cp\u003eThe QA1 R901N custom Ford 9-inch rear housing adds a durable, bolt-on rear housing solution for compatible F-Body and GM X-Body vehicles already equipped with a QA1 four-link suspension system.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eQA1 R901N custom fabricated Ford 9-inch rear housing\u003c\/li\u003e\n\u003cli\u003eDesigned to bolt to an existing QA1 four-link suspension system\u003c\/li\u003e\n\u003cli\u003eNarrowed wheel mounting surface width of 54-3\/4 inches\u003c\/li\u003e\n\u003cli\u003eNarrowed 2-1\/2 inches per side for use with mini tubs and wider wheels and tires\u003c\/li\u003e\n\u003cli\u003e3-inch outside diameter axle tubes with 1\/4-inch wall thickness\u003c\/li\u003e\n\u003cli\u003eFormed trailing arm brackets help minimize flex under heavy loads\u003c\/li\u003e\n\u003cli\u003eBig Ford New Style Torino Flanges with a 2.5-inch axle offset\u003c\/li\u003e\n\u003cli\u003eStandard 5 x 4-3\/4-inch bolt pattern\u003c\/li\u003e\n\u003cli\u003e31-spline 1541H alloy axles support up to 650 horsepower\u003c\/li\u003e\n\u003cli\u003eHousing supports up to 800 horsepower\u003c\/li\u003e\n\u003cli\u003eSemi-gloss powder coat finish with high-quality roller bearings\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eFitment Notes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1969\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eCamaro\u003c\/td\u003e\n\u003ctd\u003eRequires an existing QA1 four-link suspension system. Ford 9-inch third member is required and not included. Verify wheel and tire fitment before installation. Narrowed housing is recommended with custom offset wheels and mini tubs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1967-1969\u003c\/td\u003e\n\u003ctd\u003ePontiac\u003c\/td\u003e\n\u003ctd\u003eFirebird\u003c\/td\u003e\n\u003ctd\u003eRequires an existing QA1 four-link suspension system. Ford 9-inch third member is required and not included. Verify wheel and tire fitment before installation. Narrowed housing is recommended with custom offset wheels and mini tubs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1968-1972\u003c\/td\u003e\n\u003ctd\u003eChevrolet\u003c\/td\u003e\n\u003ctd\u003eNova\u003c\/td\u003e\n\u003ctd\u003eRequires an existing QA1 four-link suspension system. Ford 9-inch third member is required and not included. Verify wheel and tire fitment before installation. Narrowed housing is recommended with custom offset wheels and mini tubs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eR901N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing type\u003c\/td\u003e\n\u003ctd\u003eCustom fabricated Ford 9-inch rear housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel mounting surface width\u003c\/td\u003e\n\u003ctd\u003e54-3\/4 inches narrowed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNarrowing\u003c\/td\u003e\n\u003ctd\u003e2-1\/2 inches per side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxle tubes\u003c\/td\u003e\n\u003ctd\u003e3-inch outside diameter with 1\/4-inch wall thickness\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxles\u003c\/td\u003e\n\u003ctd\u003e31-spline 1541H alloy axles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxle capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 650 horsepower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 800 horsepower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlanges\u003c\/td\u003e\n\u003ctd\u003eBig Ford New Style Torino Flanges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxle offset\u003c\/td\u003e\n\u003ctd\u003e2.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBolt pattern\u003c\/td\u003e\n\u003ctd\u003e5 x 4-3\/4 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel studs\u003c\/td\u003e\n\u003ctd\u003e1\/2 x 3 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel stud thread\u003c\/td\u003e\n\u003ctd\u003e1\/2-20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheel stud knurl\u003c\/td\u003e\n\u003ctd\u003e0.615 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub diameter\u003c\/td\u003e\n\u003ctd\u003e2.770 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eSemi-gloss powder coat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuspension compatibility\u003c\/td\u003e\n\u003ctd\u003eQA1 four-link suspension system only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThird member\u003c\/td\u003e\n\u003ctd\u003eRequired for Ford 9-inch housings with 31-spline axles and not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of manufacture\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e1 year against manufacturer defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e31-spline 1541H alloy axles\u003c\/li\u003e\n\u003cli\u003eT-bolts\u003c\/li\u003e\n\u003cli\u003eHousing studs\u003c\/li\u003e\n\u003cli\u003eHigh-quality roller bearings\u003c\/li\u003e\n\u003cli\u003eDrain plug\u003c\/li\u003e\n\u003cli\u003eFill plug\u003c\/li\u003e\n\u003cli\u003eJack pad\u003c\/li\u003e\n\u003cli\u003eVent port\u003c\/li\u003e\n\u003cli\u003eJack plate\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eAbout QA1\u003c\/h4\u003e\n\u003cp\u003eQA1 develops performance suspension and chassis components for demanding automotive applications. The QA1 R901N is engineered as a custom Ford 9-inch rear housing that integrates with a compatible QA1 four-link system and includes formed trailing arm brackets for added rigidity.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhat is the R901N?\u003c\/strong\u003e\n\u003cp\u003eIt is a custom fabricated, narrowed Ford 9-inch rear housing designed to bolt to an existing QA1 four-link suspension system.\u003c\/p\u003e\n\u003cstrong\u003eWhich vehicles fit this rear housing?\u003c\/strong\u003e\n\u003cp\u003eIt fits 1967-1969 Chevrolet Camaro and Pontiac Firebird vehicles, along with 1968-1972 Chevrolet Nova vehicles.\u003c\/p\u003e\n\u003cstrong\u003eCan this housing be used with another suspension system?\u003c\/strong\u003e\n\u003cp\u003eNo. It is compatible only with a QA1 four-link suspension system.\u003c\/p\u003e\n\u003cstrong\u003eIs the Ford 9-inch third member included?\u003c\/strong\u003e\n\u003cp\u003eNo. A Ford 9-inch third member for 31-spline axles is required and must be supplied separately.\u003c\/p\u003e\n\u003cstrong\u003eHow wide is the narrowed housing?\u003c\/strong\u003e\n\u003cp\u003eThe wheel mounting surface width is 54-3\/4 inches, and the housing is narrowed 2-1\/2 inches per side.\u003c\/p\u003e\n\u003cstrong\u003eWhat horsepower can the axles support?\u003c\/strong\u003e\n\u003cp\u003eThe included 31-spline 1541H alloy axles support up to 650 horsepower. The housing supports up to 800 horsepower.\u003c\/p\u003e\n\u003cstrong\u003eWhat bolt pattern does it use?\u003c\/strong\u003e\n\u003cp\u003eIt uses the standard 5 x 4-3\/4-inch factory bolt pattern with 1\/2 x 3-inch wheel studs.\u003c\/p\u003e\n\u003cstrong\u003eDoes it include brake components?\u003c\/strong\u003e\n\u003cp\u003eNo brake kit is included. The Big Ford New Style Torino Flanges provide brake compatibility.\u003c\/p\u003e\n\u003cstrong\u003eAre custom wheels or mini tubs recommended?\u003c\/strong\u003e\n\u003cp\u003eYes. The narrowed housing is recommended for custom offset wheels and mini tubs. Wheel and tire fitment should be verified before installation.\u003c\/p\u003e\n\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eConfirm that the vehicle is one of the listed F-Body or GM X-Body applications.\u003c\/li\u003e\n\u003cli\u003eVerify that the vehicle has an existing QA1 four-link suspension system. This housing is designed for that system only.\u003c\/li\u003e\n\u003cli\u003eCheck wheel and tire clearance before installation. Plan for custom offset wheels and mini tubs when required by the narrowed configuration.\u003c\/li\u003e\n\u003cli\u003eObtain a compatible Ford 9-inch third member for 31-spline axles because the third member is required and is not included.\u003c\/li\u003e\n\u003cli\u003ePosition the QA1 R901N housing in the existing QA1 four-link system and use its formed trailing arm brackets for the bolt-on installation. Custom fabrication is not required according to the product specifications.\u003c\/li\u003e\n\u003cli\u003eInstall the supplied 31-spline alloy axles, T-bolts, housing studs, and roller bearings using the applicable QA1 installation procedures.\u003c\/li\u003e\n\u003cli\u003eComplete brake installation using compatible components for the Big Ford New Style Torino Flanges. No brake kit is supplied with the housing.\u003c\/li\u003e\n\u003cli\u003eUse the fill port, drain plug, vent port, and jack plate for filling and servicing the rear housing.\u003c\/li\u003e\n\u003cli\u003eVerify wheel, tire, suspension, and brake clearances before operating the vehicle.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"QA1","offers":[{"title":"Default Title","offer_id":46502948995151,"sku":"QAPR901N","price":2424.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/qa1-narrowed-ford-9-inch-rear-housing-for-f-body-and-gm-x-body-01.jpg?v=1787846897","url":"https:\/\/www.blackopsautoworks.com\/products\/qa1-narrowed-ford-9-inch-rear-housing-f-body-gm-x-body","provider":"Black Ops Auto Works","version":"1.0","type":"link"}