Help your front suspension pivot smoothly and stay connected with the Mevotech Supreme Ball Joint MK500126, a front lower ball joint designed for high-usage vehicles. It is a direct-fit replacement for many vehicles, among them the 2007-2020 Lexus GS350, 2016-2025 Lexus IS300 and 2011-2025 Lexus IS350. See the "Vehicles it fits" section for the full list and engine details.
Mevotech Supreme parts are engineered in-house, with application-specific upgrades aimed at increased durability and performance. Supreme ball joints are built for high-usage commercial and passenger vehicles, SUVs, fleets and working trucks, and Mevotech's Labor Saver™ designs, tools and hardware are intended to make installation faster and easier.
- Quick and easy installation: the ball joint secures to the vehicle with the part-specific castle nut and cotter pin provided.
- Resists corrosion: a protective surface treatment helps prevent rust build-up.
- Premium materials: used on all components, intended for longer part life.
- Keeps water and debris out: a pre-installed dust boot helps shield the internal components from contaminants.
Mevotech puts the design through extensive in-house and third-party durability testing. Signs a suspension ball joint may need replacing include clunking or knocking over bumps, loose or wandering steering, and uneven tire wear. Other suspension parts can cause these symptoms too, so have the cause diagnosed before replacing.
Interchange: 610.44035
61044035 · FGK500126 · TC5271 · BJ64095 · BJ64095PR · 104500126 · BJ12003 · IK500126 · 4333039635 · K500126 · 3K500126 · GK500126 · 10500126 · 30010256 · 11981 · X30BJ0147 · JBJ499
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
FGK500126, 610.44035, TC5271, BJ64095, BJ64095PR, 104500126, BJ12003, IK500126, 4333039635, K500126, 3K500126, GK500126, MK500126, 10500126, 30010256, 11981, X30BJ0147, JBJ499
Frequently Asked Questions
Will this work as a 2016-2025 Lexus IS300 ball joint?
It is listed in the front lower position for the 2016-2025 Lexus IS300, 2007-2020 Lexus GS350 and 2011-2025 Lexus IS350. Check the "Vehicles it fits" section to confirm your exact vehicle.
What does a ball joint do?
It forms a pivot between the control arm and the steering knuckle. This lets the suspension move up and down and the wheel steer while the two stay connected.
What hardware comes with the Mevotech Supreme MK500126?
It includes a part-specific castle nut and cotter pin for securing the ball joint to the vehicle. The dust boot comes pre-installed.
What are signs a front lower ball joint may be worn?
Common signs include clunking or knocking over bumps, loose or wandering steering, and uneven tire wear. Other suspension parts can cause these too, so have the cause diagnosed first.
How is this ball joint protected from rust and dirt?
A protective surface treatment helps resist rust build-up. A pre-installed dust boot helps keep water and debris away from the internal components.
