{"product_id":"ksp-2-4in-upper-control-arms-for-silverado-sierra-2500hd-3500hd","title":"KSP 2-4in Upper Control Arms for Silverado Sierra 2500HD 3500HD","description":"\u003cp\u003eIn this review of the KSP 2-4in Upper Control Arms the bottom line is straightforward: these are a budget-conscious, beefier replacement for stock arms designed for 2011-2019 Silverado and Sierra 2500HD\/3500HD models with 8-lug hubs. They are best for owners who need a durable-looking, adjustable tubular arm after a 2-4in lift and who value improved bushing material and stronger welds over OEM cosmetics. The reviewer found installation generally straightforward but notes mixed feedback on ball joint angle and long-term bushing durability.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Directly fits 2011-2019 Chevy Silverado and Sierra 2500HD\/3500HD 2WD\/4WD with 8-lug hubs, so buyers can expect bolt-on compatibility when the vehicle matches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustability:\u003c\/strong\u003e Designed for 2-4in lifts, the adjustable tubular arms allow alignment correction after suspension changes and help restore track geometry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved bushings:\u003c\/strong\u003e PU bushing material is used to enhance driving performance and resist deformation compared with softer stock bushings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable finish:\u003c\/strong\u003e Double-layer blue shinning paint and CNC machining reduce corrosion risk and give the arms a tougher, longer-lasting surface treatment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReinforced welds:\u003c\/strong\u003e TIG welding is specified to supply a more stable and reinforced structure compared with MIG welded alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance note:\u003c\/strong\u003e New ball joints do not require extra grease for the first year and the zerk fitting should be tightened carefully after refilling grease to avoid damage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe KSP upper control arms are aimed at truck owners who have installed a 2-4in lift on 2011-2019 Silverado or Sierra 2500HD\/3500HD 8-lug models and want a stronger, adjustable replacement for the factory arms. Enthusiasts who prefer more robust-looking, TIG-welded tubular arms with PU bushings and a corrosion-resistant finish will appreciate these parts.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include owners of non 8-lug trucks or anyone seeking a premium OEM-matching part with proven long-term bushing life; several customers reported mixed durability of bushings and dust covers, so buyers requiring factory-level longevity may prefer higher-end options.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAppears beefier than stock and installs easily for buyers with basic suspension experience.\u003c\/li\u003e\n\u003cli\u003ePU bushings and CNC machined components improve driving feel and build consistency.\u003c\/li\u003e\n\u003cli\u003eTIG welding and double-layer paint increase structural stability and corrosion resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMixed customer reports on ball joint angle and bushing\/dust cover durability indicate some quality variance.\u003c\/li\u003e\n\u003cli\u003eCareful maintenance is required for zerk fittings to avoid breakage when greasing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003e2011-2019 Silverado\/Sierra 2500HD 3500HD 2WD\/4WD (8-lug only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLift Compatibility\u003c\/td\u003e\n\u003ctd\u003eAdjustable for 2-4in lifts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Parts\u003c\/td\u003e\n\u003ctd\u003ePackage of 2 upper control arms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBushing Type\u003c\/td\u003e\n\u003ctd\u003ePU bushing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWelding\u003c\/td\u003e\n\u003ctd\u003eTIG welded construction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eDouble-layer blue shinning paint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaintenance Note\u003c\/td\u003e\n\u003ctd\u003eNew ball joints do not need extra grease within 1 year; tighten zerk after greasing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe KSP 2-4in upper control arms are a solid value for lifted 2011-2019 Silverado and Sierra 2500HD\/3500HD owners who want adjustable, stronger-looking replacements with improved bushings and TIG welds. They provide good fitment and easier installation for many buyers, but potential quality variance in ball joint angle and bushing longevity means cautious buyers should inspect parts on delivery and consider higher-end alternatives if absolute long-term durability is critical.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill these fit my non 8-lug truck?\u003c\/strong\u003e\u003cbr\u003eNo. These arms are specified only for 8-lug 2011-2019 Silverado and Sierra 2500HD\/3500HD models.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the ball joints need greasing right away?\u003c\/strong\u003e\u003cbr\u003eNew ball joints do not require extra grease within the first year; when greasing later, tighten the zerk fitting carefully to avoid breaking the copper zerk.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much lift can these arms handle?\u003c\/strong\u003e\u003cbr\u003eThey are adjustable and intended for use with 2-4in lifts to correct alignment and ball joint geometry after lifting.\u003c\/p\u003e","brand":"KSP PERFORMANCE","offers":[{"title":"Default Title","offer_id":48669329522907,"sku":"B0B9MVWRCC","price":229.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61-QO9PE1UL._AC_SL1500.jpg?v=1778657087","url":"https:\/\/gearmusthave.com\/products\/ksp-2-4in-upper-control-arms-for-silverado-sierra-2500hd-3500hd","provider":"GearMustHave","version":"1.0","type":"link"}