This Allstar Performance spindle checker slug is a lower slug with a 1.500 in/ft taper, machined from steel with a black oxide finish. It is built to the K727-style taper pattern used for Chrysler lower ball joints as part of Allstar's spindle checker tool system. The slug fits into the spindle so a guide rod can pass through it if the spindle is not bent, helping confirm correct ball joint alignment. Sold each.
Compatibility: Chrysler lower ball joints, K727-style taper pattern.
FAQ
What taper does this slug use?
It uses a 1.500 in/ft taper matching the K727-style Chrysler lower ball joint pattern.
What is it made of?
Steel with a black oxide finish.
Is this an upper or lower slug?
This is the lower slug for Chrysler lower ball joints.
How does the spindle checker slug work?
It is inserted into the spindle as part of the Allstar spindle checker tool system. A guide rod passes through the slug to confirm the spindle is not bent.
Will this slug work on GM or GM Metric spindle checkers?
No. This slug is built for the Chrysler K727-style lower ball joint taper. GM applications use the K6117/K772 slugs and GM Metric applications use the K6145/K5208 slugs.

