UMI Performance · New
UMI Performance 93-02 GM F-Body Upper A-Arms Non-Adjustable
MPN 2311-B · Store SKU umi2311-B
Supplier stock checked 11/7/2026, 5:45:40 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
UMI’s fabricated tubular a-arms provide a rock solid foundation for your 4th Gen’s front suspension. Our P/N 2311 a-arms are built to offer increased rigidity, smooth travel and a precise steering feel equaling a great street oriented a-arm with race tendencies. The DOM 1-1/4” diameter tubular sections are precision bent, CNC notched and welded in a jig to form the solid base. The thick CNC laser cut ball joint pad features improved ball joint angle for lowered cars and come assembled with premium ball joints. Greaseable polyurethane bushings make for a quiet and comfortable ride. Hardware kit P/N 2302 - A-arm hardware kit includes Grade 10.9 bolts, washers and Ny-lock nuts. Kit includes everything needed to mount your new UMI a-arms to the vehicle. CrMo - CrMo version uses 1-1/4” 4130 CrMo tubing, maintaining strength and reducing product weight by an additional 1.5lbs. P/N 2311CM. Greaseable polyurethane bushings with zinc plated steel sleeves Uses balance of OEM hardware or use new UMI hardware kit 2311 - 1993-2002 GM F-Body Upper A-Arms, Non-Adjustable Thick CNC laser cut ball joint mount Premium upper ball joints installed 1-1/4” USA mild steel DOM tubing Durable red or black powder coat Made in Philipsburg, PA – USA Features:
Manufacturer fitment & guides
Check 2311-B against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
