Moog RK640294 Suspension Control Arm - Front Left Upper

Moog Suspension Control Arm for Buick, Chevrolet, GMC, and More

The Moog RK640294 suspension control arm is engineered to restore precise steering and suspension performance for select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models. Designed with durable stamped steel and a protective black painted finish, this control arm offers reliable service for vehicles like the Trailblazer, Envoy, and Ascender.

Key Features of Moog RK640294 Suspension Control Arm

• Constructed from stamped steel for strength and durability
• Length of 11.770 inches to match OEM specifications
• Black painted finish for corrosion resistance
• Includes rubber bushings for vibration dampening
• Compatible with Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models
• Does not include ball joint, grease fittings, or mounting hardware
• Non-adjustable, regular grade type control arm

Detailed Description

The Moog RK640294 suspension control arm is designed to meet the exact fitment requirements of multiple GM and related vehicles, including the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Isuzu Ascender. Made from stamped steel, this control arm provides a solid and durable connection between the vehicle’s frame and suspension system. The black painted finish helps protect against rust and corrosion, extending the component’s lifespan. Rubber bushings are included to reduce noise and absorb road vibrations, contributing to a smoother ride. This control arm does not come pre-greased and does not include a ball joint or mounting hardware, so those components must be sourced separately if needed.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Excessive suspension noise or vibration
• Uneven tire wear due to misaligned suspension geometry
• Loose or imprecise steering response
• Corrosion or structural damage to existing control arm

Installation Notes and Tips

• Verify vehicle compatibility with Buick, Chevrolet, GMC, Isuzu, Oldsmobile, or Saab models listed
• Inspect and replace ball joints and mounting hardware as needed since they are not included
• Ensure proper torque specifications are followed during installation
• Alignment check is recommended after control arm replacement
• Use appropriate tools to avoid damage to bushings during installation

Quality Assurance and Warranty

Moog suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The RK640294 control arm undergoes rigorous quality testing to ensure durability and performance. While specific warranty details may vary, Moog typically offers a limited warranty against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.