QA1 73-77 GM A-Body 78-88 GM G-Body Upper Tubular Trailing Arms

Upgrade the suspension of your 73-77 GM A-Body or 78-88 GM G-Body with QA1 Upper Tubular Trailing Arms for improved control, traction, and handling. These arms feature fluted, greasable polyurethane bushings on both ends, eliminating bushing bind for smoother suspension movement and enhanced performance.

Constructed from 1-1/4" diameter, 0.120" wall steel tubing, these trailing arms provide maximum strength while maintaining a lightweight design. The durable gloss black powder-coated finish ensures long-lasting protection. For superior performance, the heavy-duty adjustable version allows easy pinion angle adjustments without removing the arms from the vehicle, offering optimized handling and traction.

Key Features:

• Polyurethane bushings for smoother suspension movement and better handling
• 1-1/4" diameter, 0.120" wall steel tubing for enhanced strength and lightweight design
• Gloss black powder-coated finish for long-lasting durability
• Adjustable design for easy pinion angle adjustments without removal
• Eliminates bushing bind for better traction and more predictable performance
• Sold in pairs

Installation Guide