Dorman 539-803 Suspension Ball Joint - Front Lower

Dorman 539-803 Front Lower Ball Joint

Dorman 539-803 is a threaded suspension ball joint built for front lower applications on select Hyundai and Kia vehicles. It is precision-engineered and tested for reliable OE-style replacement, with a steel body, gray finish, and included dust boot for added protection.

Key Features

• Steel construction for suspension service durability
• Threaded, bolt-in design for front lower mounting locations
• Dust boot included to help protect the joint from road contamination
• Premium suspension grade type
• Mounting hardware included
• 12 mm wrench size
• Pinch-style stud design

Detailed Description

This Dorman suspension ball joint, part number 539-803, is designed for front lower suspension service on select Hyundai Santa Fe, Hyundai Santa Fe Sport, Hyundai Santa Fe XL, Hyundai Azera, Hyundai Sonata, Kia Soul, Kia Soul EV, Kia Rondo, Kia Cadenza, Kia Optima, and Kia Sorento applications. It uses a threaded, bolt-in mounting style with a pinch-style stud and a steel housing to match the demands of everyday suspension movement. The included dust boot helps shield the joint from dirt and moisture, while the premium-grade construction supports consistent replacement performance. This part cross-references MOOG Chassis Products K500231 for the same application.

What It Helps Fix

• Front suspension looseness or play
• Clunking or popping noises from the lower control arm area
• Uneven tire wear related to worn ball joint movement
• Steering instability or wandering at the front end
• Excessive suspension articulation caused by a worn lower joint

Installation Notes and Fitment

• Fits 2013-2019 Hyundai Santa Fe XL, front lower
• Fits 2014-2019 Kia Soul, front lower
• Fits 2015-2019 Kia Soul EV, front lower
• Fits 2013-2018 Hyundai Santa Fe, front lower
• Fits 2013-2018 Hyundai Santa Fe Sport, front lower
• Fits 2012-2017 Hyundai Azera, front lower
• Fits 2014-2017 Kia Rondo, front lower
• Fits 2014-2016 Kia Cadenza, front lower
• Fits 2014-2015 Kia Optima, front lower, w/Stamped Steel Arms
• Fits 2014-2015 Kia Sorento, front lower
• Fits 2014 Hyundai Sonata, front lower, w/Stamped Steel Arms
• Fits 2012-2013 Hyundai Sonata, front lower
• Fits 2011-2013 Kia Optima, front lower
• Fits 2011 Hyundai Sonata, front lower, w/Sport Suspension

Verify suspension arm style and mounting configuration before installation, especially on Hyundai Sonata, Kia Optima, and Kia Sorento applications. Part number 539-803 is intended for front lower service positions only and should be matched to the vehicle’s original suspension layout.

Quality Assurance

Dorman designs this ball joint as a direct replacement-style suspension component and subjects it to rigorous testing for fit and function. The steel construction, dust boot, and premium suspension grade reflect its focus on dependable service in OE-replacement applications.