{"title":"Replacement UCA parts","description":null,"products":[{"product_id":"replacement-urethane-boot-for-uca","title":"Replacement Urethane Boot (V1)","description":"\u003cp\u003eCustom molded urethane boot specially designed for RRW UCA’s to seal the uniballs, that can ultimately prolong the life of the PTFE liner in the uniball.\u003cspan\u003e The boot is molded from a highly flexible and durable urethane in a shore hardness that is suitable for suspension components. \u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e This listing is for \u003cspan style=\"text-decoration: underline;\"\u003e1 replacement boot\u003c\/span\u003e. Included with a stainless steel cable tie. \u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ci\u003e*Be sure add a dab of grease to the inside of the boot collar to allow smooth rotation of steering.\u003cspan\u003e \u003c\/span\u003e\u003c\/i\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/h3\u003e","brand":"Relations Race Wheels","offers":[{"title":"1 pc \/ 1.25\" Uniball","offer_id":42151939735634,"sku":"UCA-boot-1.25","price":18.0,"currency_code":"USD","in_stock":true},{"title":"1 pc \/ 1.5\" Uniball (2022+ Tundra)","offer_id":42151939801170,"sku":"UCA-boot-1.5","price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1061\/0094\/files\/rrw-relations-race-wheels-replacement-rubber-urethane-boot-for-uca-1729978.png?v=1757999938"},{"product_id":"comh20t-replacement-uniball-bearing-1-25-uca-spherical-bearing","title":"COMH20T Replacement Uniball Bearing - 1.25\" UCA Spherical Bearing","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cspan\u003eService your UCA instead of replacing the entire arm. This COMH20T 1.25-inch replacement uniball restores smooth, precise articulation in compatible RRW upper control arms and other aftermarket or custom-fabricated UCA assemblies built around the same bearing dimensions.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eService Your UCA. Keep the Arm.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eA worn uniball does not mean your entire upper control arm is finished.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe COMH20T is a serviceable, PTFE-lined spherical bearing commonly used in off-road upper control arms, long-travel suspension systems, custom A-arms and fabrication projects. It replaces the wearable joint inside compatible RRW UCAs and many other aftermarket control arms using the same 1.25-inch bore and 2.375-inch outside diameter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether you call it a uniball, uni-ball or spherical plain bearing, this is the replacement component that restores tight, smooth suspension movement without purchasing a complete new UCA.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Highlights\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplacement COMH20T spherical bearing for compatible serviceable UCAs\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1.250-inch bore and 2.375-inch outside diameter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFits compatible RRW 1.25-inch uniball applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCommonly used by aftermarket UCA manufacturers and custom fabricators\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePTFE-lined for smooth, low-friction articulation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHard-chrome-plated, heat-treated steel ball\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e17-degree maximum total ball swivel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplaceable wear component helps extend the service life of the control arm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for off-road suspension, long-travel and custom fabrication projects\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eDimensions and Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBearing designation: COMH20T\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBore diameter: 1.2500\" +0.0025\"\/-0.0005\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOutside diameter: 2.3750\" +0.0000\"\/-0.0007\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInner-ring width: 1.187\" ±0.005\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOuter-race width: 0.937\" ±0.005\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFace diameter: 1.610\" reference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBall diameter: 2.000\" reference\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMaximum swivel: 17 degrees total, ±8.5 degrees\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBall material: heat-treated 52100 steel, hard chrome plated\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRace material: low-carbon steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLiner: PTFE fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUltimate static radial load: 100,730 lbf\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApproximate weight: 0.895 lb\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eFitment\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThis bearing fits upper control arms and custom bearing cups specifically designed for COMH20T dimensions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFitment is determined by the bearing dimensions and retention method—not the vehicle or UCA brand alone. Before ordering, verify the number marked on the existing bearing or confirm all critical measurements:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1.250-inch bore\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e2.375-inch outside diameter\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e1.187-inch inner-ring width\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e0.937-inch outer-race width\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFor RRW upper control arms, confirm that your specific application uses the 1.25-inch uniball. Some RRW applications use a larger 1.5-inch bearing, and this COMH20T will not fit those arms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOther manufacturers may use proprietary bearing cups, retaining rings, spacers or dimensional variations. Matching the bore alone does not guarantee fitment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat Is Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOne COMH20T replacement spherical bearing\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDust boot, retaining ring, misalignment spacers and mounting hardware are not included unless specifically selected or stated elsewhere on the page.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eProfessional installation is recommended. Removal and installation procedures vary by control-arm manufacturer and may require a press and retaining-ring tools.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInspect the bearing cup, retaining ring, dust boot, spacers and mounting hardware before installing the new bearing. Apply press force only where directed by the control-arm or bearing manufacturer. Do not press through the inner ball or damage the PTFE liner.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFollow the UCA manufacturer’s torque specifications and have the suspension alignment checked after service when appropriate.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eWill this fit my RRW upper control arms?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eIt fits compatible RRW UCAs that use a 1.25-inch COMH20T uniball. It does not fit RRW applications equipped with a 1.5-inch uniball. Verify the existing bearing number or dimensions before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWill it fit upper control arms from another brand?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003ePossibly. COMH20T is a common bearing configuration used by multiple aftermarket UCA manufacturers and custom fabricators. Fitment must be confirmed by matching the bore, outside diameter, widths and retention method.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIs this bearing greasable?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe COMH20T uses a PTFE liner and does not use lubrication grooves or a grease fitting. Do not apply grease directly to the PTFE bearing liner unless instructed by the bearing manufacturer.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1061\/0094\/files\/6256245672.png?v=1787712968\" alt=\"\"\u003e\u003c\/p\u003e","brand":"RRW Relations Race Wheels","offers":[{"title":"Default Title","offer_id":42649737265234,"sku":null,"price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1061\/0094\/files\/H23bf129e31564aa09f20401e5b5b15ed4.avif?v=1787712968"},{"product_id":"3-4-rod-ends","title":"7\/8-14 Chromoly Male Rod End - 3\/4\" Bore UCA Heim Joint","description":"\u003cp\u003e\u003cspan\u003eHeavy-duty 7\/8-14 male rod end with a 3\/4-inch bore, heat-treated 4130 chromoly body and maintenance-free PTFE liner. Available in right- or left-hand thread for compatible serviceable RRW upper control arms, suspension linkages and custom fabrication projects.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eProduct description\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eService the Joint. Keep the Arm.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eA worn or loose heim joint does not mean the complete upper control arm needs to be replaced.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis heavy-duty 7\/8-14 male rod end is a serviceable replacement for compatible RRW upper control arms and custom suspension assemblies using the same dimensions. Its three-piece construction combines a heat-treated 4130 chromoly body, hardened alloy-steel race and hard-chrome-plated bearing ball for dependable articulation under demanding suspension loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PTFE-lined design operates without a grease fitting, helping reduce maintenance while delivering smooth movement in off-road, racing and performance suspension applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Highlights\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e7\/8-14 UNF male threaded shank\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e3\/4-inch precision bearing bore\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eAvailable with right- or left-hand thread\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHeat-treated 4130 chromoly-steel body\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eSilver-zinc-plated body for corrosion protection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThree-piece precision rod-end construction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHeat-treated alloy-steel race\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePTFE-lined for maintenance-free articulation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePrecision-ground 52100 bearing-steel ball\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHard-chrome-plated ball surface\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e±12-degree misalignment angle\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePublished 55,692-lbf static radial load rating\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eServiceable replacement for compatible UCA and linkage applications\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eThread Options\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cspan\u003eRight-Hand Thread\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePart number: JMXR12-14T\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStandard right-hand 7\/8-14 UNF external thread\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTightens clockwise\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan\u003eDimensions and Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThread size: 7\/8-14 UNF 3A external\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBearing bore: 0.7500\" +0.0025\"\/-0.0005\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBody diameter: 2.000\" ±0.010\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBall width: 0.875\" ±0.005\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBody thickness: 0.687\" ±0.005\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOverall body length: 3.375\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eThreaded shank length: 1.875\"\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMisalignment: ±12 degrees\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eTotal available angular movement: approximately 24 degrees\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003ePublished static radial load: 55,692 lbf\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eApproximate weight: 0.920 lb\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBody material: heat-treated 4130 chromoly steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBody finish: silver zinc plated\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBall material: precision-ground 52100 bearing steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBall finish: hard chrome plated\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRace material: heat-treated alloy steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLiner: PTFE\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe published static radial load is not the allowable working load for every application. Suspension and structural assemblies must account for load direction, impact, fatigue, thread engagement, safety factors and surrounding-component strength.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFitment\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eCompatible with RRW upper control arms and other suspension assemblies specifically designed around these specifications:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e7\/8-14 male threaded shank\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e3\/4-inch bearing bore\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e0.875-inch ball width\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e0.687-inch body thickness\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCorrect right- or left-hand thread direction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFitment is determined by dimensions and thread direction—not vehicle make, model or the phrase “7\/8-inch rod end” alone.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSome 7\/8-inch rod ends use a different bore, thread pitch, ball width or body diameter. Compare the existing rod end, UCA specifications and misalignment spacers before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat Is Included\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eOne PTFE-lined 7\/8-14 chromoly male rod end in the selected thread direction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eJam nut, mounting bolt, misalignment spacers and other suspension hardware are not included unless specifically stated elsewhere on the page.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eInstallation\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eProfessional installation and suspension alignment are recommended.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBefore installation:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm right- or left-hand thread direction\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the threaded receiver for damage or contamination\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eConfirm adequate thread engagement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eInspect the mounting bolt and misalignment spacers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eReplace damaged or worn locking hardware\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVerify that the rod end can articulate without binding\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTighten the jam nut and mounting hardware according to the RRW or vehicle-specific installation instructions. Never use the rod end as a suspension travel stop.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eIs the bearing bore also 7\/8 inch?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eNo. The threaded shank is 7\/8-14, but the bearing bore is 3\/4 inch. Both dimensions must match your application.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat is the difference between JMXR12-14T and JMXL12-14T?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eJMXR12-14T has a right-hand thread. JMXL12-14T has a left-hand thread. Their primary dimensions and load specifications are otherwise the same.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWill this fit my RRW upper control arms?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eIt fits compatible RRW UCA applications designed for a 7\/8-14 male rod end with a 3\/4-inch bore and matching body dimensions. Verify the existing rod end and required thread direction before ordering.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWill it fit an upper control arm from another brand?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003ePossibly. These dimensions are used in suspension and custom-fabrication applications, but rod ends are not universally interchangeable. Confirm the shank thread, bore, ball width, body thickness and thread direction.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eDoes the PTFE-lined rod end require grease?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eNo routine greasing is required for the PTFE-lined bearing. Do not add grease to the liner unless specifically directed by the manufacturer.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIs the 55,692-pound rating the safe working load?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eNo. It is the published static radial load rating for the rod end. It is not an application-specific working-load recommendation. Actual allowable load depends on installation, load direction, fatigue, shock loading, safety factor and surrounding components.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eIs this listing for one rod end or a pair?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThis listing includes one rod end in the selected thread direction. Order the quantities and thread directions required for your specific UCA or linkage assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"RRW Relations Race Wheels","offers":[{"title":"7\/8-14 UNF Right Hand Thread","offer_id":42649738936402,"sku":null,"price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1061\/0094\/files\/rrw-relations-race-wheels-78-14-chromoly-male-rod-end-34-bore-uca-heim-joint-5419865.webp?v=1787772372"},{"product_id":"replacement-v2-rubber-boot-for-uca","title":"Replacement V2 rubber boot for UCA","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eNEW V2 — MORE DURABLE DESIGN\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBeginning September 1, 2026, V2 is the boot supplied with all new RRW UCA orders.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eShort description\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eThe latest RRW uniball dust boot features an updated V2 design for improved durability compared with V1. Custom molded for compatible RRW upper control arms, it helps protect the PTFE-lined uniball from dirt, water and abrasive debris while allowing the suspension and steering to move freely.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003e\u003cspan\u003eProduct description\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eMore Protection. More Durability. Same Serviceable Design.\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe RRW Replacement Uniball Boot V2 is the latest update to our upper-control-arm sealing system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eV2 improves durability over the original V1 boot while retaining the flexibility needed for suspension travel and steering movement. Its custom-molded design surrounds the uniball to help keep dirt, water, sand and road debris away from the PTFE liner—the fastest-wearing component in a serviceable UCA.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen the boot eventually becomes damaged or worn, it can be replaced separately without purchasing a complete upper control arm or uniball assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eWhat’s New With V2?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUpdated design for improved durability over V1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBuilt to better withstand repeated steering and suspension movement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCustom fit for compatible RRW upper control arms\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eHelps protect the uniball and PTFE liner from abrasive debris\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFlexible construction allows normal articulation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCurrent production version supplied with new RRW UCA orders\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eDirect service replacement for compatible V1 installations\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eBeginning September 1, 2026, V2 is the standard boot included with all new RRW upper control arm orders.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eAvailable Sizes\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003e1.25-inch uniball boot\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003e\u003cstrong\u003e\u003cspan\u003eSold in qty of 1\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h1\u003e","brand":"RRW Relations Race Wheels","offers":[{"title":"Default Title","offer_id":42649737592914,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1061\/0094\/files\/IMG_1271-preview.heic?v=1787713967"}],"url":"https:\/\/www.relationsracewheels.com\/collections\/replacement-uca-parts.oembed","provider":"RRW Relations Race Wheels","version":"1.0","type":"link"}