{"product_id":"dorman-540-045-suspension-ball-joint-front-lower","title":"Dorman 540-045 Suspension Ball Joint - Front Lower","description":"\u003ch2\u003eDorman 540-045 Front Lower Ball Joint\u003c\/h2\u003e\u003cp\u003eDorman 540-045 is a threaded suspension ball joint built for front lower service on select Ford Transit vans. It is precision-engineered and tested as a standard replacement for the original equipment part, with a steel body, pre-greased design, and included dust boot for dependable suspension repair.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel construction for suspension service durability\u003c\/li\u003e\n\u003cli\u003eThreaded design with clockwise (right) thread direction\u003c\/li\u003e\n\u003cli\u003ePre-greased for initial installation\u003c\/li\u003e\n\u003cli\u003eDust boot included to help protect the joint\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for OE-style service\u003c\/li\u003e\n\u003cli\u003eMounting hardware included\u003c\/li\u003e\n\u003cli\u003eTwo mounting holes for installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThis Dorman suspension ball joint, part number 540-045, is made for the front lower position on 2020-2024 Ford Transit-150, Transit-250, Transit-350, and Transit-350 HD models. It uses a threaded, steel construction with a grey finish and a right-hand thread direction, and it arrives pre-greased with a dust boot installed. The design supports direct replacement service where the original front lower ball joint has worn or loosened. This part cross-references Ford LK4Z3050A and Mevotech Supreme MS40555 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Repair Symptoms\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFront suspension clunking or popping over bumps\u003c\/li\u003e\n\u003cli\u003eExcessive play in the lower control arm joint area\u003c\/li\u003e\n\u003cli\u003eUneven tire wear related to worn suspension geometry\u003c\/li\u003e\n\u003cli\u003eSteering looseness or wandering at the front end\u003c\/li\u003e\n\u003cli\u003eVisible boot damage or joint contamination\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify front lower fitment before installation on your Transit van application. Confirm the threaded orientation, mounting hole layout, and control arm interface match the original part. Inspect the surrounding suspension components, including the control arm and fasteners, before reassembly. Proper torque procedures and a final alignment check are recommended after replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman engineers and tests this ball joint as a standard replacement part for OE-style service on specific vehicles. The part number 540-045 is built to meet the demands of front suspension repair on Ford Transit-150, Transit-250, Transit-350, and Transit-350 HD applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52763279327413,"sku":"BKKY-540-045","price":61.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_540045_FRO.jpg?v=1783147176","url":"https:\/\/www.partcatalog.com\/products\/dorman-540-045-suspension-ball-joint-front-lower","provider":"PartCatalog","version":"1.0","type":"link"}