{"product_id":"4130-upper-control-arms-5","title":"4130 Upper Control Arms","description":"\u003cp\u003eDescription\u003c\/p\u003e\u003cp\u003eDirt King 4130 UCA's – More Travel. More Control. More Confidence.\u003c\/p\u003e\u003cp\u003eBuilt for high-performance off-road use, the Dirt King 4130 Upper Arms are a premium upgrade over our standard arms—equipped with Probearing Pro 4 Series Ball Joints that outperform traditional uniballs and Moog joints in strength, articulation, and steering control.\u003c\/p\u003e\u003cp\u003eThese arms are engineered for aggressive driving and rugged terrain, offering up to 38° of articulation for maximum suspension travel. The 4140 Pro 4 ball joints feature an induction-hardened ball stud and sintered bearings, delivering unmatched side-load strength and a smoother on-road steering feel.\u003c\/p\u003e\u003cp\u003eIf you're comparing to the Dirt King 991 arms, this version offers significantly enhanced joint strength, travel range, and steering performance—making it ideal for those who demand more from their build. Combined with corrected suspension geometry, SilentSpin™ bushings, and 4130 chromoly construction, these arms are ready to handle whatever you throw at them.\u003c\/p\u003e\u003cp\u003eSpecifications\u003cbr\u003eAmount of Lift: Allows for 0-3” of lift\u003cbr\u003eTrack Width: Stock\u003cbr\u003eMaximum Backspacing: 4.75”\u003c\/p\u003e\u003cp\u003eMinimum Rim Size: 17”\u003c\/p\u003e\u003cp\u003eWheel Travel \/ Lift\u003cbr\u003eThese control arms provide maximum down travel compared to stock upper arms and must be paired with aftermarket coilover shocks. Compatible with Dirt King, King, Fox, Bilstein, ADS, Icon, Eibach, and other OEM replacement coilovers.\u003c\/p\u003e\u003cp\u003eNote: Do not install with coil spacers combined with extended-length aftermarket shocks.\u003c\/p\u003e\u003cp\u003eWhat's Included\u003cbr\u003e4130 Chromoly upper control arms\u003cbr\u003eProbearing SilentSpin Hybrid bushings\u003cbr\u003eProbearing Pro 4 Series Ball Joints\u003cbr\u003eBall joint caps\u003cbr\u003eDirt King sticker pack\u003cbr\u003eFeatures\u003cbr\u003ePro 4 Series Ball Joints – Forged SAE4140 housing, 38° of articulation, and induction-hardened ball stud for maximum strength and smoother steering feel\u003cbr\u003eSilentSpin Hybrid Bushings – Maintenance-free, greaseless, and engineered for quiet, free-spinning articulation\u003cbr\u003eGeometry Corrected – Improved caster and pivot angles deliver better handling and control with up to 3” of lift\u003cbr\u003e4130 Chromoly Construction – Built with high-strength tubing and reinforced gussets for extreme durability\u003cbr\u003eFully Rebuildable Design – All wear items are replaceable for long-term reliability\u003cbr\u003eCorrosion-Resistant Finishes – Zinc-plated hardware and black powder coat protect against the elements\u003cbr\u003eProfessionally MIG Welded – Ensures structural integrity for demanding off-road use\u003cbr\u003ePreassembled – Quick, hassle-free installation with no guesswork\u003cbr\u003eMade in the USA – Built with pride and quality you can trust\u003cbr\u003eCompatibility\u003c\/p\u003e\u003cp\u003e2003-2024 Toyota 4Runner 2WD \/ 4WD\u003cbr\u003e2007-2014 Toyota FJ Cruiser 2WD \/ 4WD\u003cbr\u003e2003-2009 Lexus GX470 4WD\u003cbr\u003e2010-2023 Lexus GX460 4WD\u003c\/p\u003e\u003cp\u003e\u0026amp;nbsp; Instructions\u003c\/p\u003e","brand":"Dirt King Fabrication","offers":[{"title":"Default Title","offer_id":67787191746864,"sku":"DK-812993","price":881.02,"currency_code":"USD","in_stock":true}],"url":"https:\/\/deserttherapyoffroad.com\/products\/4130-upper-control-arms-5","provider":"DT Offroad ","version":"1.0","type":"link"}