UMI Performance Boxed Lower Trailing Arm - GM B-Body 1978-96 3621-B 346-OR 1991-1993 GMC Sonoma CID 305

1991-1993 GMC Sonoma CID 305 GAS RWD

GM Duramax 2001-15

Patented Laminar Flow Technology

1995-1996 Ford Bronco XLT Sport CID 302 Naturally Aspirated GAS

UMI Performance Boxed Lower Trailing Arm - GM B-Body 1978-96 3621-B 346-OR 1991-1993 GMC Sonoma CID 305UMI Performance Boxed Lower Trailing Arm GM B Body 1978 96 UMI's extended length trailing arms optimize wheelbase to improve the appearance of the wheel in the wheel opening. Heavy boxed tubing and high quality polyurethane greaseable bushings make our extended length trailing arms a great upgrade to your ride. We recommend using extended length upper arms such as UMI 3619, 3620 or 3624. **Features** Built using 0. 120 Wall Thickness Rectangular Mild