QuickSteer Suspension Ball Joint P/N:K6034
Keep the front suspension tight and steering responsive with the MOOG K500018 Front Upper Suspension Ball Joint. This front upper ball joint pivots the upper control arm and steering knuckle, and it drops in as a direct-fit replacement for the 2010-2019 Lexus GX460, 2003-2009 Lexus GX470, 2003-2019 Toyota 4Runner, 2007-2014 Toyota FJ Cruiser, 2008-2022 Toyota Sequoia, and 2007-2021 Toyota Tundra — see the Buyer's Guide tab for engine-level fitment.
A patented pressed-in cover plate seals out debris to help minimize looseness and reduce bearing wear. Built with heavy-duty gauge steel construction, it's designed for OE fit and function with precision tolerances for straightforward installation. If a worn upper ball joint is behind loose or wandering steering, this replaces it.
What is the MOOG K500018?
It's a front upper suspension ball joint that connects the upper control arm to the steering knuckle, allowing the suspension to pivot and the wheel to steer.
Which vehicles does it fit?
It's a direct-fit replacement for the 2010-2019 Lexus GX460, 2003-2009 GX470, 2003-2019 Toyota 4Runner, 2007-2014 FJ Cruiser, 2008-2022 Sequoia, and 2007-2021 Tundra. Check the Buyer's Guide tab.
Is this ball joint greaseable?
Yes. It has a greaseable socket that lets you add fresh lubricant to flush out contaminants, which helps reduce corrosion and wear over time.
What are signs my ball joint may need replacing?
Common signs include loose or wandering steering, clunking from the suspension, uneven tire wear, or a knocking noise over bumps. Have the cause diagnosed before replacing.
Should I replace both sides at once?
This listing is for one ball joint. Replacing the matching side at the same time is a common best practice for balanced handling; follow your service procedure.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.