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

Upgrade your front suspension with UMI’s high-quality A-arms for improved performance and appearance. Specifically designed for 1970-1981 GM F-body and 1978-1996 GM B-Body vehicles, these A-arms optimize steering feel and stability at high speeds. They feature caster relocation, chromoly offset cross shafts, and a heavy-duty lower spring bucket, enhancing your driving experience by improving straight-line stability and handling. Constructed from 1.500” USA-made DOM steel tubing, these A-arms are durable and reliable. With premium ball joints and Delrin bushings, they reduce friction and enhance steering precision, making them perfect for both daily driving and racing applications. Additionally, the A-arms are compatible with popular hybrid coils like Viking and QA1, providing flexibility in your suspension setup. Proudly made in the USA, UMI’s A-arms deliver superior quality and performance for enthusiasts ready to upgrade their vehicle. Experience the difference in handling and control with UMI’s A-arms.

Additional Information

Upgrade your 1970–81 F-body or 1978–96 B-body with UMI A-arms for better handling and stability. Built from 1.5" DOM steel with chromoly shafts, Delrin bushings, and premium joints, they improve steering feel and support hybrid coils.

• Compatible with factory and aftermarket coil springs
• Compatible with popular hybrid coils
• Constructed with 1.500” USA Made DOM steel tubing
• Direct fit for 1970-1981 GM F-body & 1978-1996 B-Body
• Enhanced steering feel and straight-line stability
• Equipped with double shear swivel sway bar mounts and hardware
• Heavy-duty spring bucket
• Includes premium ball joints
• Increased caster by 2 degrees
• Proudly made in the USA
• UMI Delrin bushings for reduced friction and enhanced steering precision

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

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