{"product_id":"dorman-521-437-suspension-control-arm-and-ball-joint-assembly","title":"Dorman 521-437 Suspension Control Arm and Ball Joint Assembly - Front Left Lower","description":"\u003ch2\u003eDurable Suspension Control Arm and Ball Joint Assembly\u003c\/h2\u003e\u003cp\u003eThe Dorman 521-437 suspension control arm and ball joint assembly is engineered for reliable performance on Dodge and Mercedes-Benz Sprinter models. Designed to meet regular suspension grade requirements, this assembly ensures proper vehicle handling and stability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePre-greased for immediate installation and smooth operation\u003c\/li\u003e\n\u003cli\u003eIncludes rubber bushings and mounting hardware for a complete replacement\u003c\/li\u003e\n\u003cli\u003eSteel control arm with casting\/forged construction for strength and durability\u003c\/li\u003e\n\u003cli\u003ePress-in ball joint with threaded stud, installed and ready to use\u003c\/li\u003e\n\u003cli\u003eCompatible with Dodge Sprinter, Sprinter 2500, and Sprinter 3500 models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis suspension control arm and ball joint assembly (part number 521-437) features a black steel control arm measuring up to 288.5 mm in width and 237 mm in length. The assembly includes a single mounting hole with a diameter of 12.3 mm, designed for straightforward installation. The ball joint is press-in mounted with a 14 mm threaded stud, ensuring secure attachment and reliable steering response. Rubber bushings are included to reduce vibration and noise, contributing to a smoother ride. The assembly is pre-greased, eliminating the need for additional lubrication during installation.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension control arm and ball joint assembly is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDodge Sprinter\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz Sprinter 2500\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz Sprinter 3500\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed for light suspension grade use, making it suitable for regular driving conditions and load requirements typical of these models.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Assembly\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWorn or damaged control arm bushings causing steering instability\u003c\/li\u003e\n\u003cli\u003eBall joint wear leading to uneven tire wear or clunking noises\u003c\/li\u003e\n\u003cli\u003eCorroded or bent control arms affecting vehicle alignment\u003c\/li\u003e\n\u003cli\u003eLoose or faulty ball joint studs compromising suspension safety\u003c\/li\u003e\n\u003cli\u003eVibration and noise from deteriorated suspension components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, verify vehicle compatibility with the Dorman 521-437 part number. The assembly comes pre-greased and includes mounting hardware, simplifying the replacement process. Use appropriate tools to press out the old ball joint if necessary, and ensure all mounting bolts are torqued to manufacturer specifications. Since the control arm is not adjustable, alignment should be checked and corrected after installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman suspension components are manufactured to meet or exceed OEM standards for fit and function. This control arm and ball joint assembly undergoes quality inspections to ensure durability and performance. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43997183213749,"sku":"BKKY-521-437","price":145.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_521437_Fro.jpg?v=1775007857","url":"https:\/\/www.partcatalog.com\/products\/dorman-521-437-suspension-control-arm-and-ball-joint-assembly","provider":"PartCatalog","version":"1.0","type":"link"}