{"product_id":"rockjock-tj-lj-antirock-aluminum-sway-bar-arms-18in-long-machined-front-pair","title":"RockJock 18-Inch Thin-Body Aluminum Antirock Arms","description":"\u003ch4\u003eFit adjustable sway bar leverage into tight chassis spaces\u003c\/h4\u003e\u003cp\u003eRockJock CE-9904-18M is built for Universal 25-spline Antirock torsion-bar applications and RockJock CE-9900A TJ\/LJ front Antirock kits. Not compatible with RockJock 36-inch by 1-inch or 40-inch by 1-inch sway bars. Final compatibility depends on matching every dimension, mounting point, moving component, and clearance in the intended suspension system.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCNC-machined 6061-T6 billet aluminum arm pair\u003c\/li\u003e\n\u003cli\u003eThin 3\/8-inch body provides clearance away from the splined end\u003c\/li\u003e\n\u003cli\u003eFive 1\/2-inch link holes adjust effective leverage\u003c\/li\u003e\n\u003cli\u003eStandard 25-spline Antirock interface\u003c\/li\u003e\n\u003cli\u003eClear-anodized finish with engraved logo\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFitment\u003c\/h4\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFitment Type\u003c\/th\u003e\n\u003cth\u003eVerified Application\u003c\/th\u003e\n\u003cth\u003eRequired Checks\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eDimension and system specific\u003c\/td\u003e\n\u003ctd\u003eUniversal 25-spline Antirock torsion-bar applications and RockJock CE-9900A TJ\/LJ front Antirock kits. Not compatible with RockJock 36-inch by 1-inch or 40-inch by 1-inch sway bars.\u003c\/td\u003e\n\u003ctd\u003eConfirm exact dimensions, mounting hardware, geometry, loads, articulation, component condition, and full suspension and steering clearance\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSway Bar Arms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverall Length\u003c\/td\u003e\n\u003ctd\u003e18 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e6061-T6 billet aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpline-End Thickness\u003c\/td\u003e\n\u003ctd\u003e3\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArm-Body Thickness\u003c\/td\u003e\n\u003ctd\u003e3\/8 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpline Count\u003c\/td\u003e\n\u003ctd\u003e25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLink-Hole Diameter\u003c\/td\u003e\n\u003ctd\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLink-Hole Radii\u003c\/td\u003e\n\u003ctd\u003e12.195, 13.195, 14.195, 15.195, and 16.195 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePair Weight\u003c\/td\u003e\n\u003ctd\u003e4 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eOne pair of 18-inch thin-body billet aluminum Antirock arms\u003c\/li\u003e\n\u003cli\u003eArm hardware, torsion bar, links, bushings, and brackets are separate unless supplied in a complete kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eAbout RockJock\u003c\/h4\u003e\u003cp\u003eRockJock develops connected Antirock sway bar systems, serviceable Johnny Joints, steering components, and suspension hardware for trail control and articulation. Its replacement and universal components are specified by exact dimensions so builders can preserve safe geometry and serviceability.\u003c\/p\u003e\u003ch4\u003eRelated Parts\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRockJock 25-spline Antirock torsion bars\u003c\/li\u003e\n\u003cli\u003eRockJock CE-99005A arm hardware pack\u003c\/li\u003e\n\u003cli\u003eRockJock double-shear end-link bracket kit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFAQ\u003c\/h4\u003e\u003cstrong\u003eWhat is the CE-9904-18M?\u003c\/strong\u003e\u003cp\u003eIt is the RockJock sway bar arms described in the Specifications table for the stated dimension-based application.\u003c\/p\u003e\u003cstrong\u003eWhich torsion bars accept these arms?\u003c\/strong\u003e\u003cp\u003eThey fit compatible RockJock 25-spline Antirock torsion bars, subject to the stated 1-inch-bar exclusions.\u003c\/p\u003e\u003cstrong\u003eWhich RockJock kit uses these arms?\u003c\/strong\u003e\u003cp\u003eRockJock lists them in its CE-9900A TJ and LJ front Antirock kits.\u003c\/p\u003e\u003cstrong\u003eWhy is most of the arm 3\/8 inch thick?\u003c\/strong\u003e\u003cp\u003eThe thin body provides extra clearance in tight locations such as near TJ and LJ steering-gear chassis bolts.\u003c\/p\u003e\u003cstrong\u003eHow many leverage positions are available?\u003c\/strong\u003e\u003cp\u003eFive 1\/2-inch end-link holes provide center distances from 12.195 through 16.195 inches.\u003c\/p\u003e\u003cstrong\u003eWhich bars are excluded?\u003c\/strong\u003e\u003cp\u003eThey are not for RockJock 36-inch by 1-inch or 40-inch by 1-inch sway bars.\u003c\/p\u003e\u003cstrong\u003eAre these sold individually?\u003c\/strong\u003e\u003cp\u003eNo. The exact product is sold as a left and right arm pair.\u003c\/p\u003e\u003cstrong\u003eIs the end-link bracket included?\u003c\/strong\u003e\u003cp\u003eNo. The double-shear bracket kit, links, torsion bar, bushings, and arm hardware are separate unless explicitly included elsewhere.\u003c\/p\u003e\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\u003col\u003e\n\u003cli\u003eVerify the package label and manufacturer part number CE-9904-18M before removing, cutting, or installing components.\u003c\/li\u003e\n\u003cli\u003eConfirm the exact torsion bar has 25 splines and is not one of the excluded 1-inch bar configurations.\u003c\/li\u003e\n\u003cli\u003eMeasure arm sweep, end-link angle, steering-gear clearance, tire clearance, hoses, wiring, and full suspension travel.\u003c\/li\u003e\n\u003cli\u003eInstall each arm on clean undamaged splines in the required orientation.\u003c\/li\u003e\n\u003cli\u003eUse the separate compatible arm hardware pack and current RockJock tightening procedure.\u003c\/li\u003e\n\u003cli\u003eSelect the leverage hole that preserves safe link geometry throughout compression and droop.\u003c\/li\u003e\n\u003cli\u003eCycle the suspension and steering to verify no contact, binding, or over-center link condition occurs.\u003c\/li\u003e\n\u003cli\u003eTighten all hardware to the applicable specifications and reinspect after initial use.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003e\u003cstrong\u003eCalifornia Proposition 65 Warning:\u003c\/strong\u003e Cancer and reproductive harm. See www.P65Warnings.ca.gov.\u003c\/p\u003e","brand":"RockJock","offers":[{"title":"Default Title","offer_id":67970611806287,"sku":"ROKCE-9904-18M","price":296.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/rockjock-ce-9904-18m-sway-bar-arms-01.webp?v=1793561137","url":"https:\/\/www.blackopsautoworks.com\/products\/rockjock-tj-lj-antirock-aluminum-sway-bar-arms-18in-long-machined-front-pair","provider":"Black Ops Auto Works","version":"1.0","type":"link"}