The Square U-Bolt from Newstar is a genuine Newstar heavy-duty truck part you can count on. Built to restore precise handling and a smooth, controlled ride on long hauls.
Square U-Bolt 3/4" x 3.5" x 5.125" Replaces Part Numbers: 03-0515 S-37033 AUBK8253-051
Fitment: Confirm this part fits your truck's make, model, and year before ordering — our parts team is glad to help.
Why Fitzgerald Truck Parts: fast shipping on in-stock parts, our fitment guarantee, and real heavy-duty parts experts on the phone. Questions? Call 888-873-0448.
