Sale!
Allstar Performance GM Metric Upper Slug w/ Nut ALL99159
Original price was: $21.19.$10.96Current price is: $10.96.
66 in stock
Description
Proper spindle geometry is non-negotiable when you’re chasing lap times or building a reliable street machine. This GM Metric Upper Slug gives you a precision way to check and verify spindle taper on GM metric lower ball joints, ensuring your suspension alignment is dead-on before final assembly. Whether you’re a track-focused racer or a meticulous DIY builder, this tool eliminates guesswork and prevents costly alignment issues down the road.
- Spindle checker slug
- Upper position
- 2 in/ft taper
- Steel construction
- Black oxide finish
- GM metric compatible
- Sold individually
- Works with Allstar spindle checkers











