HomeSuspension > Suspension, Springs and Related ComponentsMoog RK643573 Suspension Trailing Arm - Rear Left
Part #: RK643573

Moog RK643573 Suspension Trailing Arm - Rear Left

Rear Left
8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick and Chevrolet, Regal Sportback and Malibu
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Overview of Moog RK643573 Suspension Trailing Arm

The Moog RK643573 suspension trailing arm is designed for reliable performance in Buick and Chevrolet vehicles. Engineered as a premium-grade component, this trailing arm is compatible with Buick Regal Sportback and Chevrolet Malibu models, providing essential support to your vehicle's suspension system.

  • Premium grade suspension trailing arm for enhanced durability
  • Compatible with Buick Regal Sportback and Chevrolet Malibu
  • Part number RK643573 ensures precise fitment
  • Constructed to maintain proper wheel alignment and suspension geometry
  • Designed to withstand daily driving stresses and road conditions

Detailed Product Description

The Moog RK643573 suspension trailing arm is a critical component in the suspension system, responsible for connecting the vehicle’s chassis to the rear axle assembly. This premium-grade trailing arm is manufactured to meet or exceed OEM specifications, ensuring consistent performance and longevity. Its robust construction helps maintain proper wheel alignment and suspension geometry, which is vital for vehicle stability and handling. Specifically engineered for Buick Regal Sportback and Chevrolet Malibu models, this part number RK643573 offers a direct replacement solution that supports smooth and controlled rear suspension movement.

Common Applications and Problem Resolution

This suspension trailing arm is used to address several suspension-related issues, including:

  • Excessive rear wheel movement or play
  • Uneven tire wear caused by misalignment
  • Unstable handling or poor vehicle control
  • Noise or clunking sounds from the rear suspension
  • Worn or damaged trailing arm components affecting ride quality

Installation Notes and Tips

  • Ensure vehicle is securely lifted and supported before installation
  • Compare the new Moog RK643573 trailing arm with the original part for correct orientation
  • Torque all mounting bolts to manufacturer specifications
  • Inspect related suspension components during installation for wear or damage
  • Wheel alignment is recommended after installation to maintain proper handling

Quality Assurance and Warranty

Moog manufactures the RK643573 suspension trailing arm to premium grade standards, focusing on durability and performance. This part undergoes rigorous quality control to meet OEM requirements. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product’s reliability for Buick Regal Sportback and Chevrolet Malibu owners.

This part fits 8 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2020BuickRegal SportbackFWDRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2020ChevroletMalibuRear Left
2019BuickRegal SportbackFWDRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2019ChevroletMalibuRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018BuickRegal SportbackFWDRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018ChevroletMalibuRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2017ChevroletMalibuRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2016ChevroletMalibuRear LeftSuspension Control Arm and Ball Joint Assembly meets OEM standards.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.