{"product_id":"lippert-3500-lb-trailer-axle-beam-71-hub-face-2-4-tube-ez-lube-3500-71-24-kit","title":"Lippert 3500 lb Trailer Axle Beam – 71\" Hub Face – 2.4\" Tube – EZ Lube (3500-71-24-KIT)","description":"\u003cstyle\u003e\n .rp-mag-lock{\n --rp-black:#111111;\n --rp-charcoal:#1d1d1f;\n --rp-gray:#6b7280;\n --rp-light:#f5f5f5;\n --rp-line:#d8d8d8;\n --rp-maroon:#6e0f11;\n --rp-gold:#d7a126;\n --rp-cream:#fff7e3;\n --rp-shadow:0 16px 36px rgba(0,0,0,.08);\n --rp-radius:20px;\n font-family:\"Helvetica Neue\",Helvetica,Arial,sans-serif;\n color:var(--rp-black);\n line-height:1.6;\n }\n\n .rp-mag-lock *{\n box-sizing:border-box;\n }\n\n .rp-mag-lock .rp-shell{\n max-width:1080px;\n margin:0 auto;\n padding:28px 18px 40px 18px;\n background:linear-gradient(180deg,#fafafa 0%,#ffffff 22%,#ffffff 100%);\n }\n\n .rp-mag-lock .rp-hero{\n position:relative;\n overflow:hidden;\n border:1px solid #ececec;\n border-radius:28px;\n padding:30px 24px 26px 24px;\n background:linear-gradient(135deg, 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display:block;\n width:100%;\n max-width:760px;\n height:auto;\n margin:10px auto 0 auto;\n border-radius:14px;\n }\n\n @media (max-width: 1000px){\n .rp-mag-lock .rp-grid-3{\n grid-template-columns:1fr;\n }\n\n .rp-mag-lock .rp-sticky-card{\n position:static;\n }\n }\n\n @media (max-width: 900px){\n .rp-mag-lock .rp-grid-2{\n grid-template-columns:1fr;\n }\n\n .rp-mag-lock .rp-feature-grid{\n grid-template-columns:1fr;\n }\n\n .rp-mag-lock .rp-title{\n font-size:28px;\n }\n\n .rp-mag-lock .rp-subhead{\n font-size:16px;\n }\n }\n\n @media (max-width: 640px){\n .rp-mag-lock .rp-shell{\n padding:18px 12px 28px 12px;\n }\n\n .rp-mag-lock .rp-hero{\n border-radius:22px;\n padding:24px 18px 22px 18px;\n }\n\n .rp-mag-lock .rp-card,\n .rp-mag-lock .rp-feature{\n padding:16px;\n }\n\n .rp-mag-lock .rp-title{\n font-size:24px;\n }\n\n .rp-mag-lock .rp-thankyou{\n font-size:14px;\n padding:4px 10px;\n }\n\n .rp-mag-lock .rp-kit-perch-inner{\n padding:18px;\n }\n }\n\u003c\/style\u003e\n\n\u003cdiv class=\"rp-mag-lock\"\u003e\n \u003cdiv class=\"rp-shell\"\u003e\n\n \u003c!-- HERO --\u003e\n \u003cdiv class=\"rp-hero\"\u003e\n \u003cdiv class=\"rp-logo\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/LOGO-FINALx200.png?v=1763669885\" alt=\"R \u0026amp; P Carriages\"\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-kicker\"\u003e3,500 LB TRAILER AXLE BEAM\u003c\/div\u003e\n\n \u003ch1 class=\"rp-title\"\u003eLippert 3500 lb Trailer Axle Beam – 71\" Hub Face – 2.4\" Tube – EZ Lube\u003c\/h1\u003e\n\n \u003cp class=\"rp-subhead\"\u003eA 3,500 lb cambered trailer axle beam with 71\" hub face, EZ Lube spindles, brake mounting flanges, and loose spring perches for custom trailer builds and replacement axle work.\u003c\/p\u003e\n\n \u003cdiv class=\"rp-partline\"\u003e\n \u003cspan class=\"rp-badge\"\u003ePart Number: 3500-71-24-KIT\u003c\/span\u003e\n \u003cspan class=\"rp-badge alt\"\u003e71\" Hub Face\u003c\/span\u003e\n \u003cspan class=\"rp-badge alt\"\u003e2.4\" Cambered Tube\u003c\/span\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- TOP BUYER DECISION PANEL --\u003e\n \u003cdiv class=\"rp-section rp-top-decision rp-grid-3\"\u003e\n\n \u003c!-- KEY MEASUREMENTS \u0026 SPECS --\u003e\n \u003cdiv class=\"rp-sticky-card\"\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eKey Measurements \u0026amp; Specs\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-table-wrap\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eSpecification\u003c\/th\u003e\n \u003cth\u003eDetail\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003ePart Number \/ SKU\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e3500-71-24-KIT\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eTrailer axle beam kit\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eAxle Capacity\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e3,500 lb\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eHub Face\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003e71\"\u003c\/strong\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eTube Diameter\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e2.4\"\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eSpindle Style\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eEZ Lube\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eSpring Perches\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eIncluded loose unless weld-on service is requested, measured, and confirmed before shipment\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- FITMENT \/ APPLICATION --\u003e\n \u003cdiv class=\"rp-sticky-card\"\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eFitment \/ Application\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-table-wrap\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eCategory\u003c\/th\u003e\n \u003cth\u003eDetails\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eVehicle \/ System\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eTrailer suspension \/ running gear\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003ePrimary Fit\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eTrailers requiring 3,500 lb capacity and 71\" hub face axle beam dimensions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eFitment Method\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eConfirm hub face, spring center, brake flange spacing, tube size, spindle setup, camber direction, and included components before installation\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eImportant Note\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eDo not order by trailer width alone. Axle fitment is measurement-driven.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- TOP FEATURES --\u003e\n \u003cdiv class=\"rp-sticky-card\"\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eTop Features\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-table-wrap\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eFeature\u003c\/th\u003e\n \u003cth\u003eBuyer Benefit\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003e71\" Hub Face\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eBuilt around the specified wheel-mounting-surface-to-wheel-mounting-surface measurement\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003e3,500 lb Rating\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eMatches compatible light-duty trailer axle applications requiring a 3,500 lb axle beam\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003e2.4\" Cambered Tube\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eCambered tube helps the axle settle correctly under load when installed arch-up\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eLoose Spring Perches\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eAllows spring center placement to be measured and welded for the trailer before road use\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c\/div\u003e\n\n \u003c!-- OVERVIEW + SERVICE INSIGHT --\u003e\n \u003cdiv class=\"rp-section rp-grid-2\"\u003e\n \u003cdiv class=\"rp-card\"\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eOverview\u003c\/h2\u003e\n \u003c\/div\u003e\n \u003cp class=\"rp-lead\"\u003eThis 3,500 lb trailer axle beam is built for applications that require a 71\" hub face measurement, 2.4\" cambered axle tube, EZ Lube spindle setup, and brake flange configuration. It is a strong replacement option for trailer builders and repair customers who need to match axle capacity, hub face, brake flange spacing, and spring center before installation.\u003c\/p\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-card rp-service\"\u003e\n \u003ch2\u003eR\u0026amp;P Service Insight\u003c\/h2\u003e\n \u003cp\u003eAxle replacement is measurement-driven. Before ordering, confirm the axle capacity, hub face, spring center, brake flange spacing, tube size, spindle style, and whether the spring perches need to ship loose or be welded before shipment.\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eHub Face:\u003c\/strong\u003e Measure wheel mounting surface to wheel mounting surface.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eSpring Center:\u003c\/strong\u003e Measure center-to-center between leaf springs or existing spring perches.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBrake Prep:\u003c\/strong\u003e Brake flanges allow compatible brake assemblies to be added where the hub, drum, and mounting pattern match.\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- KNOWLEDGE HUB --\u003e\n \u003cdiv class=\"rp-section\"\u003e\n \u003cdiv class=\"rp-card rp-knowledge\"\u003e\n \u003ch2\u003eR\u0026amp;P Knowledge Hub\u003c\/h2\u003e\n \u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Best suited for trailers requiring a 3,500 lb axle beam with 71\" hub face and matching installation dimensions.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eVehicle \/ System Fit:\u003c\/strong\u003e Utility trailers, cargo trailers, and light-duty trailer builds where axle measurements and suspension setup match.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eInstallation Notes:\u003c\/strong\u003e Verify hub face, spring center, brake flange spacing, spindle configuration, and perch placement before welding or installation.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003ePerformance Insight:\u003c\/strong\u003e A cambered axle has a slight upward arch designed to help the axle settle correctly under trailer load.\u003c\/p\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- BRAND \u0026 FITMENT NOTE --\u003e\n \u003cdiv class=\"rp-section\"\u003e\n \u003cdiv class=\"rp-card rp-knowledge\"\u003e\n \u003ch2\u003eBrand \u0026amp; Fitment Note\u003c\/h2\u003e\n \u003cp\u003e\u003cstrong\u003eSelling Brand:\u003c\/strong\u003e R\u0026amp;P Carriages \/ Lippert application listing as provided.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eApplication Reference:\u003c\/strong\u003e Brand, axle family, or trailer system references are used to describe compatibility and application style where supported by verified measurements, mounting points, and configuration details.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eWhat This Means:\u003c\/strong\u003e This listing is for a 3,500 lb trailer axle beam kit. Confirm dimensions and included components before treating it as a direct replacement for an existing axle.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eBefore Ordering:\u003c\/strong\u003e Verify hub face, spring center, tube diameter, brake flange spacing, spindle end-to-end measurement, brake\/hub configuration, and included components before installation.\u003c\/p\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- REPAIR INSIGHT --\u003e\n \u003cdiv class=\"rp-section\"\u003e\n \u003cdiv class=\"rp-card rp-service\"\u003e\n \u003ch2\u003eR\u0026amp;P Repair Insight\u003c\/h2\u003e\n \u003cp\u003eThe most common axle-ordering mistakes come from measuring the wrong points or assuming included spring perches are already welded. This -KIT format requires special attention to spring center and perch installation.\u003c\/p\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eCheck Hub Face:\u003c\/strong\u003e Measure from wheel mounting surface to wheel mounting surface, not overall axle length.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCheck Spring Center:\u003c\/strong\u003e Measure center-to-center at the leaf springs or existing perches.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCheck Camber Direction:\u003c\/strong\u003e If the axle is cambered, the arch must face up when installed.\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- FEATURES --\u003e\n \u003cdiv class=\"rp-section\"\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eFeatures\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-feature-grid\"\u003e\n \u003cdiv class=\"rp-feature\"\u003e\n \u003ch3\u003e3,500 lb Axle Rating\u003c\/h3\u003e\n \u003cp\u003eBuilt for trailer applications requiring a 3,500 lb axle beam configuration.\u003c\/p\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-feature\"\u003e\n \u003ch3\u003e71\" Hub Face\u003c\/h3\u003e\n \u003cp\u003eDesigned around a 71\" hub face measurement from wheel mounting surface to wheel mounting surface.\u003c\/p\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-feature\"\u003e\n \u003ch3\u003e2.4\" Cambered Tube\u003c\/h3\u003e\n \u003cp\u003eCambered axle tube helps support trailer load geometry when installed with the arch facing upward.\u003c\/p\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-feature\"\u003e\n \u003ch3\u003eEZ Lube Spindles with Brake Flanges\u003c\/h3\u003e\n \u003cp\u003eIncludes EZ Lube spindle configuration and brake mounting flanges for compatible brake setup planning.\u003c\/p\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- SPECIFICATIONS + FITMENT --\u003e\n \u003cdiv class=\"rp-section rp-grid-2\"\u003e\n \u003cdiv\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eSpecifications\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-table-wrap\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eSpecification\u003c\/th\u003e\n \u003cth\u003eDetail\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e3500-71-24-KIT\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eBrand \/ Application\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eLippert application listing as provided\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eTrailer axle beam kit\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eAxle Capacity\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e3,500 lb\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eHub Face\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e71\"\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eTube Diameter\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e2.4\"\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eTube Style\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eCambered axle tube\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eBrake Flange to Flange\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eVerify before ordering for 3500-71-24-KIT\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eSpindle End to End\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eVerify before ordering for 3500-71-24-KIT\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eSpindle Style\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eEZ Lube\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eSpring Perches\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eIncluded loose unless weld-on service is requested, measured, and confirmed before shipment\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003cdiv\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eFitment \/ Application\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-table-wrap\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eCategory\u003c\/th\u003e\n \u003cth\u003eDetails\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eVehicle \/ System\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eTrailer suspension \/ running gear\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003ePrimary Fit\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eTrailers requiring 3,500 lb capacity and 71\" hub face axle beam dimensions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eBrake Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eBrake flanges support compatible brake assemblies where flange pattern, hub\/drum setup, and trailer configuration match\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eDo not order by trailer width alone. Confirm hub face, spring center, brake flange spacing, tube size, and spindle setup before installation.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- INCLUDED COMPONENTS --\u003e\n \u003cdiv class=\"rp-section\"\u003e\n \u003cdiv class=\"rp-rule-title\"\u003e\n \u003ch2\u003eIncluded Components\u003c\/h2\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-table-wrap\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eQuantity\u003c\/th\u003e\n \u003cth\u003eItem\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1\u003c\/td\u003e\n \u003ctd\u003e3,500 lb axle beam\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eIncluded\u003c\/td\u003e\n \u003ctd\u003eEZ Lube spindles\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eIncluded\u003c\/td\u003e\n \u003ctd\u003eBrake mounting flanges\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eIncluded\u003c\/td\u003e\n \u003ctd\u003eLoose spring perches \/ spring seats\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eNot Included Unless Stated Separately\u003c\/td\u003e\n \u003ctd\u003eHubs, drums, bearings, seals, brakes, u-bolts, plates, and mounting hardware\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- -KIT PERCH GUIDANCE --\u003e\n \u003cdiv class=\"rp-kit-perch-guidance\"\u003e\n \u003cdiv class=\"rp-kit-perch-box\"\u003e\n \u003cdiv class=\"rp-kit-perch-inner\"\u003e\n\n \u003cspan class=\"rp-kit-perch-label\"\u003eImportant -KIT Axle Notice\u003c\/span\u003e\n\n \u003ch2\u003eWhat Comes in the -KIT: Spring Perches Are Included Loose\u003c\/h2\u003e\n\n \u003cp\u003e\u003cstrong\u003eThis -KIT includes the axle beam and loose spring perches \/ spring seats.\u003c\/strong\u003e The spring perches are included as separate pieces. \u003cstrong\u003eIncluded does not mean welded.\u003c\/strong\u003e\u003c\/p\u003e\n\n \u003cp\u003e\u003cstrong\u003eSpring perches ship loose by default.\u003c\/strong\u003e They are not welded to the axle tube before shipment unless the customer specifically requests perch welding in the order notes, provides the correct Spring Center measurement, and R\u0026amp;P confirms the weld-on request before the axle ships.\u003c\/p\u003e\n\n \u003cp\u003e\u003cstrong\u003eRepetition matters:\u003c\/strong\u003e If the listing says “spring perches included,” that means loose spring perches are included with the kit. It does not mean the spring perches are already installed, welded, or ready for towing.\u003c\/p\u003e\n\n \u003cdiv class=\"rp-kit-perch-red\"\u003e\n \u003cstrong\u003eDo not install or tow with loose spring perches.\u003c\/strong\u003e The perches must be measured, positioned, squared, and welded to the axle tube before the axle is placed into service.\n \u003c\/div\u003e\n\n \u003ch3\u003eWhen Will R\u0026amp;P Weld the Spring Perches?\u003c\/h3\u003e\n\n \u003cp\u003eR\u0026amp;P may weld the spring perches before shipment only when the order clearly gives us the information needed to do it correctly.\u003c\/p\u003e\n\n \u003col\u003e\n \u003cli\u003e\u003cstrong\u003eThe customer must request welded spring perches in the order notes.\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003e\u003cstrong\u003eThe customer must provide the Spring Center measurement.\u003c\/strong\u003e\u003c\/li\u003e\n \u003cli\u003e\u003cstrong\u003eR\u0026amp;P must confirm the weld-on request before shipment.\u003c\/strong\u003e\u003c\/li\u003e\n \u003c\/ol\u003e\n\n \u003cdiv class=\"rp-kit-perch-callout\"\u003e\n \u003cstrong\u003eDefault rule:\u003c\/strong\u003e If the order does not clearly request welded perches and does not provide a Spring Center measurement, the spring perches ship loose.\n \u003c\/div\u003e\n\n \u003ch3\u003eHow to Find Your Spring Center Measurement\u003c\/h3\u003e\n\n \u003cp\u003e\u003cstrong\u003eSpring Center\u003c\/strong\u003e is the distance from the center of one leaf spring to the center of the opposite leaf spring. This is the measurement used to locate where the spring perches need to be welded on the axle tube.\u003c\/p\u003e\n\n \u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eBest method with old axle:\u003c\/strong\u003e Measure from the center of one existing spring perch \/ spring seat to the center of the opposite spring perch \/ spring seat.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBest method from the trailer:\u003c\/strong\u003e Measure from the centerline of the left leaf spring pack to the centerline of the right leaf spring pack where the axle sits.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eLeaf spring center bolt method:\u003c\/strong\u003e Measure from the center of the center bolt \/ locating pin on one spring pack to the center of the center bolt \/ locating pin on the other spring pack.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDo not measure outside-to-outside.\u003c\/strong\u003e Spring Center is a center-to-center measurement.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDo not guess from deck width.\u003c\/strong\u003e Deck width can be helpful context, but it is not a substitute for the actual Spring Center measurement.\u003c\/li\u003e\n \u003c\/ul\u003e\n\n \u003cdiv class=\"rp-kit-perch-diagram\"\u003e\n \u003ch3\u003eAxle Measurement Diagram\u003c\/h3\u003e\n \u003cp\u003eUse the axle measurement diagram below as a visual reference while confirming axle dimensions and installation details. Spring Center must still be measured center-to-center at the trailer’s leaf springs or existing spring perches.\u003c\/p\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/8000-spindle-detail.png?v=1759937826\" alt=\"Trailer axle measurement diagram and spindle detail reference\"\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-kit-perch-damage\"\u003e\n \u003ch3\u003eWhy Welding the Perches Matters\u003c\/h3\u003e\n \u003cp\u003e\u003cstrong\u003eThis image shows a real-world installation problem where loose spring perches were not welded before use and brake wiring was torn out.\u003c\/strong\u003e This is exactly why the axle must not be installed, towed, or placed into service while the spring perches are still loose.\u003c\/p\u003e\n \u003cp\u003e\u003cstrong\u003eLoose perches can allow the axle to move or rotate out of its intended installed position.\u003c\/strong\u003e That can damage brake wiring, brake components, suspension parts, tires, and the trailer. The perches must be properly welded before road use.\u003c\/p\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/loose_perches.png?v=1777919980\" alt=\"Example of trailer axle installation damage from loose unwelded spring perches and torn brake wiring\"\u003e\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-kit-perch-table\"\u003e\n \u003ctable\u003e\n \u003ctbody\u003e\n \u003ctr\u003e\n \u003cth\u003eQuestion\u003c\/th\u003e\n \u003cth\u003eAnswer\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eAre spring perches included in the -KIT?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eYes. The spring perches \/ spring seats are included as loose parts.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eAre the spring perches welded on by default?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003eNo. They ship loose by default.\u003c\/strong\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eCan R\u0026amp;P weld the perches before shipping?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eOnly if the customer requests it in the order notes, provides the correct Spring Center measurement, and R\u0026amp;P confirms the request before shipment.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eWhat measurement is needed for welding?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eSpring Center: center of one leaf spring \/ spring perch to the center of the opposite leaf spring \/ spring perch.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eCan the axle be used with loose perches?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003e\u003cstrong\u003eNo. Do not install, tow, or place the axle in service until the perches are properly welded.\u003c\/strong\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eWhat can happen if perches are not welded?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eLoose perches can allow the axle to move or rotate, which can damage brake wiring, brake parts, suspension components, tires, and the trailer.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e\u003cstrong\u003eWhich way does camber face?\u003c\/strong\u003e\u003c\/td\u003e\n \u003ctd\u003eIf the axle is cambered, the arch goes up in the middle when installed.\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003c\/tbody\u003e\n \u003c\/table\u003e\n \u003c\/div\u003e\n\n \u003ch3\u003eOrder Note Wording Customers Can Use\u003c\/h3\u003e\n\n \u003cp\u003eCustomers who want R\u0026amp;P to weld the spring perches should put clear instructions in the order notes before checkout.\u003c\/p\u003e\n\n \u003cdiv class=\"rp-kit-perch-callout\"\u003e\n \u003cstrong\u003eExample order note:\u003c\/strong\u003e “Please weld spring perches before shipping. My Spring Center measurement is ____ inches, measured center-to-center.”\n \u003c\/div\u003e\n\n \u003cdiv class=\"rp-kit-perch-red\"\u003e\n \u003cstrong\u003eFinal reminder:\u003c\/strong\u003e Unless the order notes request welded perches, the Spring Center measurement is supplied, and R\u0026amp;P confirms the weld request, this -KIT ships with loose spring perches.\n \u003c\/div\u003e\n\n \u003c\/div\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\n \u003c!-- FINAL VERIFICATION NOTE --\u003e\n \u003cdiv class=\"rp-thankyou\"\u003eThank You For Choosing R\u0026amp;P Carriages For Your Online Shopping Source!\u003c\/div\u003e\n\n \u003cdiv class=\"rp-note\"\u003eVerify all axle measurements, spring center, hub face, brake flange spacing, spindle configuration, camber direction, included components, and mounting requirements before installation. This axle must not be placed into service until spring perches are correctly positioned and welded.\u003c\/div\u003e\n\n \u003c!-- CTA --\u003e\n \u003cdiv class=\"rp-cta-wrap\"\u003e\n \u003ca class=\"rp-btn\" href=\"\/search?q=3500+axle\"\u003eView More 3500 Axle Options\u003c\/a\u003e\n \u003c\/div\u003e\n\n \u003c!-- HIDDEN SEO BLOCK --\u003e\n \u003cdiv class=\"rp-seo\"\u003e3500-71-24-KIT, Lippert 3500 lb trailer axle beam, 71 inch hub face trailer axle, 2.4 inch cambered axle tube, EZ Lube trailer axle beam, 3500 lb axle with brake flanges, utility trailer axle replacement, cargo trailer axle beam, 71 hub face 3500 axle kit, loose spring perch trailer axle kit\u003c\/div\u003e\n\n \u003c!-- FOOTER --\u003e\n \u003cdiv class=\"rp-footer\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/Baseball_AdvertisingRP-sign_1.jpg?v=1771533480\" alt=\"R \u0026amp; P Carriages\"\u003e\n \u003c\/div\u003e\n\n \u003chr style=\"border:0; border-top:1px solid #eee; margin:24px 0 0 0;\"\u003e\n\n \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Lippert","offers":[{"title":"Default Title","offer_id":59465716859166,"sku":"3500-71-24-KIT","price":201.6,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2659\/6148\/files\/beam-3500-beam-straight-lippert_0a0e13bf-8188-4293-9da4-fe9a26019dbd.png?v=1759954615","url":"https:\/\/needatrailerpart.com\/products\/lippert-3500-lb-trailer-axle-beam-71-hub-face-2-4-tube-ez-lube-3500-71-24-kit","provider":"Need a Trailer Part","version":"1.0","type":"link"}