The QA1 Ultimate Ball Joint is a patented, 100 percent owner rebuildable design. This steel screw-in housing serves as the replaceable sleeve that mounts the Ultimate ball joint in the lower Mopar location. It is sold without a stud so an existing Ultimate ball joint can be transferred, and it interchanges with factory part K727.
Specifications:
- Type: Ball joint housing (mounting sleeve), no stud included
- Mounting style: Screw-In
- Suspension location: Lower
- Application: Mopar
- Material: Steel
- Interchange: K727
- Part number: 1210-506
Vehicle Applications:
- 1960 Chrysler Imperial
- 1961 Chrysler Imperial
- 1962 Chrysler Imperial
- 1963 Chrysler Imperial
- 1964 Chrysler Imperial
- 1965 Chrysler Imperial
- 1966 Chrysler Imperial
FAQ
What is the QA1 1210-506 ball joint housing?
It is a steel screw-in mounting housing, or sleeve, that holds a QA1 Ultimate ball joint in the lower Mopar location. It interchanges with factory part K727.
Does this housing include a ball joint stud?
No. This part is the housing only and does not include a stud. It is intended for use with a QA1 Ultimate ball joint assembly.
Is the QA1 Ultimate ball joint rebuildable?
Yes. QA1 Ultimate Ball Joints use a 100 percent owner rebuildable design, and replacement housings and components are available.
What vehicles does part 1210-506 fit?
Fitment is listed in the Vehicle Applications section above, based on the QA1 interchange data for this housing.

