These high quality OEM part number Ball joints are critical suspension components that connect the control arms to the steering knuckles in a vehicle. They act like a pivot point, allowing the wheels to move up and down with the suspension while also turning left and right for steering. Well-maintained ball joints help ensure smooth handling, proper alignment, and safe vehicle control. Over time they can wear out, leading to noise, uneven tire wear, or loose steering Part Number #54500-9W200 Compatible to Nissan X-trail T31, T32, Qashqai, Teana J31, Murano, Dualis