This Allstar Performance spindle checker slug is an upper slug with a 2.000 in/ft taper, machined from steel with a black oxide finish. It matches the K5208-style taper used for GM Metric upper ball joints as part of Allstar's spindle checker tool system.
Compatibility: GM Metric upper ball joints, K5208-style taper; pairs with the GM Metric lower spindle checker kit ALL11184.
FAQ
What taper does this slug use?
2.000 in/ft, K5208-style, for GM Metric upper ball joints.
What is it made of?
Steel with a black oxide finish.
Is this an upper or lower slug?
This is the upper slug for the GM Metric spindle checker pattern.
Which kit does this slug pair with?
It pairs with the GM Metric lower spindle checker kit, ALL11184 (K6145/K5208).
Will this fit standard GM or Chrysler spindle checkers?
No. This slug's 2.000 in/ft K5208-style taper is specific to GM Metric ball joints. Standard GM and Chrysler applications use 1.500 in/ft slugs (K772, K727).

