Allstar Performance Upper T/A Mount GM welds to the top of a 3 inch diameter rear end housing to provide a point of attachment for upper trailing arms. The bracket is made of 3/16 inch steel and has three 1/2 inch mounting holes spaced 1-1/4 inch apart, allowing three trailing arm mount locations.
Allstar Performance Spec Sheet (PDF)
Compatibility
Fits 3 inch outer diameter rear end axle tubes on GM applications. Provides three mounting hole locations for upper trailing arm placement.
FAQ
How many mounting holes does this bracket have?
The bracket has three 1/2 inch mounting holes spaced 1-1/4 inch apart.
What axle tube size does this bracket fit?
It is designed to weld to 3 inch diameter rear end housings.
What material is the bracket made of?
The bracket is made of 3/16 inch steel.
Is this a weld-on or bolt-on bracket?
This is a weld-on bracket that attaches to the top of the rear end housing.
What is the purpose of the three mounting holes?
The three holes allow the trailing arm mount location to be selected during installation.

