QA1 threaded ball joint weld-in sleeves suit new control arm fabrication or converting an existing control arm to accept Mopar-style screw-in ball joints. The threads are matched to QA1 ball joints and the sleeve welds easily into the control arm.
Specifications:
- Type: weld-in threaded ball joint sleeve
- Application: large Mopar, K727 style thread
- Size: 2.375" x 1.38"
- Thread: 2.016"-12
- Part number: 9033-427
FAQ
What is this sleeve used for?
It is a weld-in sleeve for fabricating a new control arm or converting an existing arm to accept Mopar-style screw-in ball joints.
Which Mopar ball joints does it fit?
It uses the K727 style thread for large Mopar screw-in ball joints and is matched to QA1 ball joints.
What is the thread size?
The thread is 2.016in-12 and the sleeve measures 2.375in by 1.38in.
What is the part number?
The QA1 part number is 9033-427.

