Moog RK643320 Suspension Control Arm - Rear Left Upper Forward or Rear Upper

Brand Moog RK643320
Position Rear Left Upper Forward
Fits Lexus and Toyota · 44 vehicles

Premium control arm. Engineered for structural strength and corrosion protection.

Cross-references 4871035050 for the same application. See all 1.

$56.00Free shipping
In stock · usually ships same day before 1pm CST
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Free returns within 60 days if it doesn't fit when fitment is verified.

Premium Rear Upper Control Arm for Toyota and Lexus

Moog RK643320 is a premium suspension control arm built for rear upper applications on select Toyota 4Runner, Toyota FJ Cruiser, and Lexus GX460 models. It is engineered for structural strength and corrosion protection, making it a direct replacement choice for worn rear suspension components.

Key Features

  • Premium-grade suspension control arm for rear upper or rear left upper forward locations
  • Engineered for structural strength and corrosion resistance
  • Meets OEM standards on listed Toyota 4Runner and FJ Cruiser applications
  • Premium OE replacement for select Lexus GX460 fitments
  • Moog RK643320 for precise rear suspension service

Fitment Details

  • Fits 2020-2024 Toyota 4Runner, rear upper.
  • Fits 2010-2019 Toyota 4Runner, rear upper. Suspension control arm and ball joint assembly meets OEM standards.
  • Fits 2003-2009 Toyota 4Runner, rear upper. Without air ride suspension; premium OE replacement.
  • Fits 2007-2014 Toyota FJ Cruiser, rear upper. Suspension control arm and ball joint assembly meets OEM standards.
  • Fits 2020-2023 Lexus GX460, rear upper.
  • Fits 2010-2017 Lexus GX460, rear upper.
  • Fits 2018-2019 Lexus GX460, rear left upper forward. Except Adaptive Variable Suspension; premium OE replacement.

What It Helps Correct

  • Rear suspension looseness or instability
  • Excessive play from a worn control arm assembly
  • Uneven rear tire wear caused by suspension wear
  • Noisy rear suspension movement over bumps
  • Alignment issues after control arm wear

Installation Notes

Verify the rear upper or rear left upper forward position before ordering. Confirm suspension options, including the 2003-2009 Toyota 4Runner without air ride suspension and the 2018-2019 Lexus GX460 except Adaptive Variable Suspension. This part cross-references Toyota 4871035050 for the same application. Moog RK643320 is a direct-fit replacement for the listed vehicles and positions.

Quality Assurance

Moog premium control arms are built for foreign and domestic nameplates with attention to structural durability and corrosion protection. The part is engineered to meet OEM standards where noted in the fitment data.

This part fits 44 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2024Toyota4RunnerRear Upper—
2023LexusGX460Rear Upper—
2023Toyota4RunnerRear Upper—
2022LexusGX460Rear Upper—
2022Toyota4RunnerRear Upper—
2021LexusGX460Rear Upper—
2021Toyota4RunnerRear Upper—
2020LexusGX460Rear Upper—
2020Toyota4RunnerRear Upper—
2019LexusGX460Rear Left Upper ForwardExcept Adaptive Variable Suspension; Premium OE Replacement
2019Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018LexusGX460Rear Left Upper ForwardExcept Adaptive Variable Suspension; Premium OE Replacement
2018Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2017LexusGX460Rear Upper—
2017Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2016LexusGX460Rear Upper—
2016Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2015LexusGX460Rear Upper—
2015Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2014LexusGX460Rear Upper—
2014Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2014ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2013LexusGX460Rear Upper—
2013Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2013ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2012LexusGX460Rear Upper—
2012Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2012ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2011LexusGX460Rear Upper—
2011Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2011ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2010LexusGX460Rear Upper—
2010Toyota4RunnerRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2010ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2009Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
2009ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2008Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
2008ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2007Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
2007ToyotaFJ CruiserRear UpperSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2006Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
2005Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
2004Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
2003Toyota4RunnerRear Upperwithout Air Ride Suspension; Premium OE Replacement
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
4871035050