{"product_id":"dana-50-60-outer-axle-shaft-seal-u-joint-kit-ford-f250-f350-1998-2004-spl55-4x-single","title":"Spicer Front Outer Axle Stub Shaft, SPL55-4X U-Joint \u0026 Seal Overhaul Kit for 1998-2004 Ford Super Duty (Dana 50 \/ 60, Single Side)","description":"\u003cp data-path-to-node=\"7\"\u003eEliminate harsh front-end wheel vibrations, restore your automatic four-wheel-drive engagement, and completely rebuild a single outer wheel end with this genuine \u003cb data-path-to-node=\"7\" data-index-in-node=\"162\"\u003eSpicer Dana 50\/60 Overhaul Kit\u003c\/b\u003e. Specifically packaged as an all-in-one, single-side restoration solution for \u003cb data-path-to-node=\"7\" data-index-in-node=\"271\"\u003e1998–2004 Ford F-250 and F-350 Super Duty 4x4\u003c\/b\u003e trucks and \u003cb data-path-to-node=\"7\" data-index-in-node=\"328\"\u003e2000–2005 Ford Excursion\u003c\/b\u003e models, this premium kit includes all the primary rotating axle hardware and multi-lip vacuum seals required to refresh either the driver or passenger side of your front axle.\u003c\/p\u003e\n\u003cp data-path-to-node=\"8\"\u003eOn leaf-spring Ford Super Duty platforms, the front solid axle endures incredible structural and rotational strain under the immense weight of the 7.3L or 6.0L PowerStroke Turbo Diesel engines. Over decades of heavy commercial towing, snowplowing, or trail riding with oversized tires, the outer steel stub shaft (yoke shaft) naturally fatigues. Common failure points include twisted outer splines, deep rust pitting on the hub-seal journal, or ovaled-out universal joint ears caused by a binding front U-joint. Left unchecked, a dry or failing U-joint causes severe steering wheel feedback, tire scrubbing, and can eventually snap completely—destroying your outer wheel end assembly. Simultaneously, the massive primary knuckle vacuum seal integrated into this platform dry-rots or tears over time. When it fails, your Electronic Shift-on-the-Fly (ESOF) system loses vacuum pressure, leaving your dashboard-controlled automatic 4WD completely inoperable.\u003c\/p\u003e\n\u003cp data-path-to-node=\"9\"\u003eThis original equipment manufacturer (OEM) overhaul package eliminates the hassle of tracking down individual components by combining a rugged \u003cb data-path-to-node=\"9\" data-index-in-node=\"143\"\u003eouter stub shaft\u003c\/b\u003e with a premium \u003cb data-path-to-node=\"9\" data-index-in-node=\"175\"\u003eSpicer Life Series SPL55-4X non-greaseable universal joint\u003c\/b\u003e. This heavy-duty U-joint features a cold-forged steel cross and advanced multi-lip synthetic rubber seals to permanently lock out trail mud, water, and sand while maximizing internal needle bearing life. The kit also includes the factory-correct primary vacuum knuckle seal and updated outer axle tube dust seal to re-establish an absolute, airtight fluid and debris barrier. Sourcing a genuine Spicer bundle ensures exact original equipment tolerances, uncompromised metallurgy, and matching factory blueprints for a seamless, long-lasting repair.\u003c\/p\u003e\n\u003cp data-path-to-node=\"10\"\u003e\u003cb data-path-to-node=\"10\" data-index-in-node=\"0\"\u003eKit Contents (Services One Front Steering Knuckle Wheel End):\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e(1) Genuine Spicer Forged Steel Front Outer Axle Stub Shaft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\"\u003e(1) Premium Spicer Life Series SPL55-4X Maintenance-Free Front Axle U-Joint\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,2,0\"\u003e(1) Premium Multi-Lip Outer Axle Stub Shaft Vacuum Knuckle Seal (Part # 50491 \/ F81Z-3254-CB)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,3,0\"\u003e(1) Updated Multi-Lip Outer Axle Tube Dust Seal (Part # 50381 \/ F81Z-1S175-HCA)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,4,0\"\u003eComplete Set of Internal\/External Retaining Snap Rings and Thrust Washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"12\"\u003e\u003cb data-path-to-node=\"12\" data-index-in-node=\"0\"\u003eKit Highlights:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"13\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,0,0\"\u003e\u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eAll-In-One Single Side Solution:\u003c\/b\u003e Supplies exactly enough factory-correct hardware and specialized seals to fully overhaul either the left or right front outer wheel end without buying parts you don't need.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,1,0\"\u003e\u003cb data-path-to-node=\"13,1,0\" data-index-in-node=\"0\"\u003eRestores ESOF 4x4 Function:\u003c\/b\u003e Provides a fresh, original equipment vacuum seal to eliminate vacuum drop-off, ensuring your automatic locking hub engages instantly when you switch to 4WD.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,2,0\"\u003e\u003cb data-path-to-node=\"13,2,0\" data-index-in-node=\"0\"\u003ePremium SPL55-4X Solid-Cross U-Joint:\u003c\/b\u003e Features a cold-forged, non-greaseable universal joint engineered with advanced thrust washers and tight seals to withstand immense torsional leverage and high thermal loads.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,3,0\"\u003e\u003cb data-path-to-node=\"13,3,0\" data-index-in-node=\"0\"\u003eGenuine Spicer OEM Quality:\u003c\/b\u003e Precision-machined and induction-hardened by the vehicle's original axle supplier to guarantee strict structural compliance and perfect alignment with your factory inner axle shaft and hub unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-path-to-node=\"14\"\u003e\u003cb data-path-to-node=\"14\" data-index-in-node=\"0\"\u003eVehicle \u0026amp; Axle Fitment:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"15\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,0,0\"\u003e\u003cb data-path-to-node=\"15,0,0\" data-index-in-node=\"0\"\u003eAxle Profiles:\u003c\/b\u003e Solid Monobeam \/ Leaf-Spring Front \u003cb data-path-to-node=\"15,0,0\" data-index-in-node=\"50\"\u003eDana 50 and Dana 60 Axles\u003c\/b\u003e equipped with open knuckles and vacuum-operated or manual locking hubs. \u003ci data-path-to-node=\"15,0,0\" data-index-in-node=\"148\"\u003eDoes not fit later 2005+ coil-spring Dana Super 60 axle configurations.\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,1,0\"\u003e\u003cb data-path-to-node=\"15,1,0\" data-index-in-node=\"0\"\u003eFord F-250 Super Duty:\u003c\/b\u003e 1998, 1999, 2000, 2001, 2002, 2003, and 2004 4x4 truck models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,2,0\"\u003e\u003cb data-path-to-node=\"15,2,0\" data-index-in-node=\"0\"\u003eFord F-350 Super Duty:\u003c\/b\u003e 1998–2004 Single-Rear-Wheel (SRW) and Dual-Rear-Wheel (DRW) dually 4x4 models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,3,0\"\u003e\u003cb data-path-to-node=\"15,3,0\" data-index-in-node=\"0\"\u003eFord Excursion:\u003c\/b\u003e 2000, 2001, 2002, 2003, 2004, and 2005 4x4 SUV configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"15,4,0\"\u003e\u003cb data-path-to-node=\"15,4,0\" data-index-in-node=\"0\"\u003ePosition:\u003c\/b\u003e Front Outer Axle Wheel End — Left (Driver) or Right (Passenger) Side \u003ci data-path-to-node=\"15,4,0\" data-index-in-node=\"79\"\u003e(Note: Two kits required if overhauling both sides of the vehicle).\u003c\/i\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Spicer","offers":[{"title":"Default Title","offer_id":43562423222346,"sku":"PLAT-SPICER-KIT140","price":378.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/5560\/6858\/files\/12_fd17ed28-1776-454e-a0b2-8ad64e7d0c8b.jpg?v=1777722590","url":"https:\/\/platinumperformanceparts.com\/products\/dana-50-60-outer-axle-shaft-seal-u-joint-kit-ford-f250-f350-1998-2004-spl55-4x-single","provider":"Platinum Performance Parts","version":"1.0","type":"link"}