SZ Series - Suspension Shock AbsorberBilstein SZ Series shock absorbers feature a 46mm piston, steel construction and smooth body designed for motorsports applications. These shock absorbers are available in a variety of lengths and standard digressive valve settings that utilize proprietary spring steel valve discs and can be converted to a coilover design (kit sold separately). SZ Series shock absorbers are ideal for racers whose sanctioning rules do not allow or require rebuild

the assembly can easily be upgraded for coilover struts/springs if you ever want to upgrade

particularly at the front lower control arm mounting area

Quiet Comfort & Long Life

These arms feature exact GM tolerances

By raising the mounting location on the front of the control arm

carburetors

The front frame brace offered by UMI is designed to improve chassis rigidity

Designed for engines which require a low-ash oil

Spanner Wrench- This spanner wrenched is used for adjusting and disassemble of Roto-Joints used in all UMI Performance products

ACDelco 88862360

GM 88862472

It will also work excellent with the stock torque arm