UMI frame notch kit boosts axle clearance for lowered trucks, no bed rail cuts Chest Rig 1978-1988 G-Body Rear Upper Control

1978-1988 G-Body Rear Upper Control Arms

For ease of installation

095" 4130 Chrome Moly steel

99-00 5 series w/GM5

This item can be purchased above

UMI frame notch kit boosts axle clearance for lowered trucks, no bed rail cuts Chest Rig 1978-1988 G-Body Rear Upper ControlUMI's bolt in frame notch kit enhances axle clearance for lowered trucks, essential for drops over 6 inches. The kit features robust 3 16' laser cut steel, top quality hardware, and poly bump stops. While factory frame notching is necessary, UMI's design eliminates the need to cut the valuable bed reinforcement rails. The exclusive inner support plate serves as a convenient template, and a gloss black powder coat finish protects your investment.