Moog RK643698 Suspension Control Arm - Front Lower

Brand Moog RK643698
Position Front Lower
Grade Type Premium
Fits Ram · 22 vehicles

Premium grade. Built for demanding suspension service with a focus on structural strength.

Corrosion protection. Helps resist environmental exposure in harsh operating conditions.

Moog engineering. Made for foreign and domestic nameplates with service-focused design.

Cross-references Dorman - OE Solutions 526-883, Mevotech Supreme CMS251149 and Mopar 52855624AA for the same application. See all 5.

$105.90Free 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 front lower control arm

Moog RK643698 is a premium suspension control arm for heavy-duty Ram applications. It is built for structural strength and corrosion protection, with fitment that matches front lower service needs on Ram 4500 and Ram 5500 models.

Key features

  • Premium-grade suspension control arm for front lower installation.
  • Engineered for structural strength in demanding suspension service.
  • Corrosion protection helps resist environmental exposure.
  • Fits Ram 4500 and Ram 5500 applications with confirmed front lower fitment.
  • Part number RK643698 for easy identification and ordering.

Detailed description

RK643698 is a Moog suspension control arm made for foreign and domestic nameplates, with a premium grade type and a focus on strength and corrosion resistance. It is a direct-fit suspension component for Ram 4500 and Ram 5500 front lower applications, including 2013-2023 coverage across the listed fitments. For buyers searching for a Ram 4500 front lower control arm or Ram 5500 suspension control arm, RK643698 provides a service replacement built around the original mounting location.

This part cross-references Dorman - OE Solutions 526-883 for the same application.

What it is used for

  • Replacing a worn or damaged front lower suspension control arm.
  • Restoring suspension geometry after joint or arm wear.
  • Addressing looseness, clunking, or uneven tire wear linked to control arm wear.
  • Servicing Ram 4500 and Ram 5500 front suspension components.

Installation notes and tips

Fits 2013-2020 Ram 4500, front lower. Fits 2013-2020 Ram 5500, front lower. Fits 2021-2023 Ram 4500, front lower. Fits 2021-2023 Ram 5500, front lower. The 2013-2020 fitments note that the suspension control arm and ball joint assembly meets OEM standards. Verify alignment after installation and confirm the part number RK643698 before service.

Quality assurance

Moog premium control arms are engineered for structural strength and corrosion protection for foreign and domestic nameplates.

This part fits 22 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2023Ram4500Front Lower—
2023Ram5500Front Lower—
2022Ram4500Front Lower—
2022Ram5500Front Lower—
2021Ram4500Front Lower—
2021Ram5500Front Lower—
2020Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2020Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2019Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2019Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2017Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2017Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2016Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2016Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2015Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2015Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2014Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2014Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2013Ram4500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2013Ram5500Front LowerSuspension Control Arm and Ball Joint Assembly meets OEM standards.
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - OE Solutions — 526-883Mevotech Supreme — CMS251149Mopar — 52855624AACA83005CA83005PR