Control Arm - Tubular - Front - Lower - Polyurethane Bushings - Black Powder Coat - GM F-Body 1970-81 - Pair

UMI Performance 70-81 GM F-Body Front Lower A-arms Polyurethane Bushings

Upgrade your front suspension with UMI’s A-arms to improve performance and appearance. Designed specifically for 1970-1981 GM F-body and 1978-1996 GM B-Body vehicles, these A-arms enhance steering feel and stability at high speeds. They feature caster relocation, chromoly offset cross shafts, and a heavy-duty lower spring bucket, all aimed at optimizing your driving experience. Constructed from 1.500” USA-made DOM steel tubing, these A-arms are built for durability. Premium ball joints ensure reliable performance, while the heavy-duty spring bucket accommodates both factory and aftermarket coil springs, including popular hybrid coils like Viking and QA1. Greaseable polyurethane bushings and bump stops provide a crisp yet comfortable ride, and the double shear swivel sway bar mounts and hardware are compatible with UMI and most factory eyelet style sway bars. Proudly made in the USA, UMI’s A-arms are the ideal choice for enthusiasts seeking superior quality and performance.

Additional Information

Upgrade your vehicle with UMI A-arms for sharper handling and stability. Made from 1.5" DOM steel with chromoly shafts, premium joints, and poly bushings, they fit factory or hybrid coils and sway bars. Made in the USA.

• Compatible with popular hybrid coils like Viking and QA1
• Constructed with 1.500” USA Made DOM steel tubing for durability
• Enhances steering feel and straight-line stability by relocating lower ball joint, increasing caster by 2 degrees
• Equipped with double shear swivel sway bar mounts and hardware, compatible with UMI and most factory eyelet style sway bars
• Greaseable polyurethane bushings and bump stops provide a crisp yet comfortable ride
• Heavy-duty spring bucket accommodates factory and aftermarket coil springs
• Includes premium ball joints for reliable performance
• Proudly made in the USA

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb	SKU	Kit Title
	umiFBF002-B	UMI Performance 70-81 GM F-Body Handling Kit Stage 2 - Black (2x bil24-001564, 2x bil24-029728, 1x umi2651-B, 1x umi2653-1-B, 1x umi2620, 1x umi2627, 1x umi2625, 1x umi2647F, 1x umi4035-B, 1x umi90035-B)

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Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information