{"product_id":"dirt-king-4130-upper-control-arms-2011-2026-sierra-2500-silverado-2500","title":"Dirt King 4130 Upper Control Arms | 2011-2026 Sierra 2500 \/ Silverado 2500","description":"\u003cp\u003eDirt King 4130 Upper Control Arms maintain alignment, support 0-3\" lift, and add down travel for 2011-2025 Silverado and Sierra 2500HD. SilentSpin bushings and heavy-duty ball joints enhance strength, durability, and suspension performance.\u003c\/p\u003e\u003cp\u003eDirt King 4130 Upper Control Arms – Built to Solve Real Problems\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSilentSpin™ bushings — no squeaks or maintenance\u003c\/li\u003e\n\u003cli\u003ePro 4 ball joints with sealed dust caps\u003c\/li\u003e\n\u003cli\u003eRebuildable, USA-made construction\u003c\/li\u003e\n\u003cli\u003ePrecision-welded 4130 chromoly tubing\u003c\/li\u003e\n\u003cli\u003eShipped preassembled for faster installs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUpgrade Your GM 2500 With Confidence\u003cbr\u003eBuilt and tested in the USA, these 4130 UCAs are engineered for the long haul—perfect for rigs that work hard on weekdays and explore even harder on weekends. It’s the last set of upper control arms you’ll ever need.\u003c\/p\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003ePro 4 Series Ball Joints – Forged SAE4140 housing, 76° of articulation, and induction-hardened ball stud for maximum strength and smoother steering feel\u003c\/li\u003e\n\u003cli\u003eSilentSpin Hybrid Bushings – Maintenance-free, greaseless, and engineered for quiet, free-spinning articulation\u003c\/li\u003e\n\u003cli\u003eGeometry Corrected – Improved caster and pivot angles deliver better handling and control with up to 3” of lift\u003c\/li\u003e\n\u003cli\u003e4130 Chromoly Construction – Built with high-strength tubing and reinforced gussets for extreme durability\u003c\/li\u003e\n\u003cli\u003eFully Rebuildable Design – All wear items are replaceable for long-term reliability\u003c\/li\u003e\n\u003cli\u003eCorrosion-Resistant Finishes – Zinc-plated hardware and black powder coat protect against the elements\u003c\/li\u003e\n\u003cli\u003eProfessionally MIG Welded – Ensures structural integrity for demanding off-road use\u003c\/li\u003e\n\u003cli\u003ePreassembled – Quick, hassle-free installation with no guesswork\u003c\/li\u003e\n\u003cli\u003eMade in the USA – Built with pride and quality you can trust\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e4130 Chromoly upper control arms\u003c\/li\u003e\n\u003cli\u003eProbearing SilentSpin Hybrid bushings\u003c\/li\u003e\n\u003cli\u003eHeavy-duty Probearing Ball Joints\u003c\/li\u003e\n\u003cli\u003eBall joint caps\u003c\/li\u003e\n\u003cli\u003eDirt King sticker pack\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eAmount of Lift: Allows for 0–3” of lift\u003c\/li\u003e\n\u003cli\u003eTrack Width: Stock\u003c\/li\u003e\n\u003cli\u003eMaximum Backspacing: 5.75”\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003e2011–2019 Silverado 2500HD 2WD \/ 4WD\u003cbr\u003e2011–2019 Sierra 2500HD 2WD \/ 4WD\u003cbr\u003e2020–2026 Silverado 2500HD\/3500HD 2WD \/ 4WD\u003cbr\u003e2020–2026 Sierra 2500HD\/3500HD 2WD \/ 4WD\u003c\/p\u003e\u003ch4\u003eFitment Notes\u003c\/h4\u003e\u003cp\u003eThis product is designed to pair with OEM and Dirt King parts. Compatibility with other brands must be approved by the respective manufacturer.\u003cbr\u003eNot compatible with coilover conversion kits.\u003c\/p\u003e","brand":"Dirt King","offers":[{"title":"Black","offer_id":53041830592743,"sku":"DK-638993-BK","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":53041830625511,"sku":"DK-638993-BL","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Bronze","offer_id":53041830658279,"sku":"DK-638993-BZ","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Clear","offer_id":53041830691047,"sku":"DK-638993-CL","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Gold","offer_id":53041830723815,"sku":"DK-638993-GD","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Orange","offer_id":53041830756583,"sku":"DK-638993-OR","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Purple","offer_id":53041830789351,"sku":"DK-638993-PR","price":899.0,"currency_code":"USD","in_stock":true},{"title":"Red","offer_id":53041830822119,"sku":"DK-638993-RD","price":899.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/2784\/4839\/files\/dirt-king-10-25-gm-2500-upper-control-arm-studio-front-angle.jpg?v=1794432693","url":"https:\/\/pacificupfitters.com\/products\/dirt-king-4130-upper-control-arms-2011-2026-sierra-2500-silverado-2500","provider":"Pacific Upfitters","version":"1.0","type":"link"}