{"product_id":"front-left-lower-control-arm-with-ball-joint-for-glk350-glk250","title":"Front Left Lower Control Arm with Ball Joint for GLK350\/GLK250","description":"\u003cp\u003eIn this review the TRQ front left lower control arm with ball joint is assessed for owners of 2010-2015 Mercedes-Benz GLK350 and 2013-2015 GLK250 models. The bottom line: this is a straightforward, vehicle-specific OE replacement that fits without modification and restores proper front suspension geometry, making it a useful repair part for DIY mechanics and shops tackling steering and alignment issues. Our review finds its biggest selling point is the direct fit design that mirrors factory reference numbers, delivering quick installation and dependable tracking for routine replacement jobs.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e Designed to match OE reference numbers so it installs without modification for compatible GLK models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE Replacement Assembly:\u003c\/strong\u003e Combines the lower control arm and ball joint into one unit to simplify the repair process and reduce installation time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum Construction:\u003c\/strong\u003e The aluminum arm keeps unsprung weight lower while providing the structural profile expected for this application.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Specific Fitment:\u003c\/strong\u003e Clearly listed compatibility for 2010-15 GLK350 and 2013-15 GLK250 helps avoid ordering the wrong part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushings Included:\u003c\/strong\u003e Comes with bushings installed so the assembly is ready to mount and align once bolted in place.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis control arm is well suited to owners of compatible Mercedes-Benz GLK models who need a direct OE-style replacement after wear, collision damage, or failed suspension components. It is especially useful for DIY mechanics comfortable with front suspension work and for independent shops that prefer a single assembled part to save time on labor.\u003c\/p\u003e\n\u003cp\u003eThose who require an upgraded, heavy-duty performance arm or a greasable ball joint should look elsewhere, as this unit is a non-greaseable, OE-style replacement focused on correct fit and value rather than reinforcements beyond factory specification.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits accurately to GLK350 and GLK250 front driver side lower forward positions, reducing return visits for fitment issues.\u003c\/li\u003e\n\u003cli\u003eCombines control arm and ball joint which simplifies the repair and minimizes installation steps.\u003c\/li\u003e\n\u003cli\u003eAluminum build helps control unsprung mass while matching original part geometry.\u003c\/li\u003e\n\u003cli\u003eIncludes bushings for a ready-to-install assembly that speeds up workshop time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome buyers report mixed durability compared with heavier OEM parts, so long-term toughness may vary by use.\u003c\/li\u003e\n\u003cli\u003eThe ball joint is not greaseable, which could be a limitation for those preferring serviceable joints.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eFront left lower forward - Driver side\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003e2010-2015 Mercedes-Benz GLK350, 2013-2015 GLK250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBall Joint Mounting\u003c\/td\u003e\n\u003ctd\u003eMachined\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreaseable\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBushings Included\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE Reference Numbers\u003c\/td\u003e\n\u003ctd\u003e2043308111 (and aftermarket refs 512-50485L, 524-523, CMS101230, RK622439)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe TRQ front left lower control arm with ball joint is a practical OE-replacement choice for GLK350 and GLK250 owners who want correct fit and straightforward installation at a reasonable price. It delivers value through assembled components and accurate reference matching, though those seeking a heavy-duty upgrade or a greasable joint should consider alternatives. Overall, it is recommended for routine suspension repairs and timely restoration of front-end alignment.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this arm fit my 2012 GLK350?\u003c\/strong\u003e\u003cbr\u003eYes, it is listed as compatible with 2010-2015 GLK350 front driver side lower forward position.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the ball joint allow grease fittings?\u003c\/strong\u003e\u003cbr\u003eNo, the ball joint is non-greaseable and is supplied as a sealed assembly in this unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre bushings included or do I need extra parts?\u003c\/strong\u003e\u003cbr\u003eBushings are included with the assembly, so it is ready to install without separate bushing purchases.\u003c\/p\u003e","brand":"TRQ","offers":[{"title":"Default Title","offer_id":48158021746907,"sku":"B09J8XQR6Y","price":84.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51ZYoSDEMtL._AC_SL1500.jpg?v=1768913111","url":"https:\/\/gearmusthave.com\/products\/front-left-lower-control-arm-with-ball-joint-for-glk350-glk250","provider":"GearMustHave","version":"1.0","type":"link"}