QA1 · New
QA1 GM (K6145) Lower Press-In Style Ball Joint
MPN 1210-109 · Store SKU qap1210-109
Supplier stock checked 11/7/2026, 9:59:42 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
QA1 offers its Ultimate Ball Joint in a Press-In Style for a variety of racing applications. A 100% owner rebuildable design, the Ultimate Ball Joint is a QA1 exclusive. This patented, self-lubricating ball joint is offered with multiple stud lengths, providing for easy geometry changes. Infinite preload adjustment allows breakaway torque to be set as low as 0 ft. lbs. for a completely smooth, bind-free operation. Precision tolerance ball-to-race conformity results in even load distribution for unsurpassed wear resistance. Precision ground 52100 bearing steel race ensures long life and ultra-smooth operation. No need to remove the ball joint from the car for adjustment. Enhanced by self-lubricating components to ensure smooth operation. Fine tune your roll center. QA1 ball joints are owner rebuildable, and all parts are replaceable at economical prices. Ultimate ball joint. Adjustable press-in mounting. For use in lower location on metric GM applications. Ball Joint, Adjustable Press-In, Lower GM Metric (K6145)
Manufacturer fitment & guides
Check 1210-109 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
