Home› Suspension > Suspension, Springs and Related Components› Moog RK643666 Suspension Control Arm - Rear Lower Forward
Moog RK643666 Suspension Control Arm - Rear Lower ForwardOE Quality 60-Day Returns
Part #: RK643666

Moog RK643666 Suspension Control Arm - Rear Lower Forward

Rear Lower Forward
39 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$59.69Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Acura and Honda, Accord, ADX, Civic, CR-V, HR-V, and Integra
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Suspension Control Arm options

Premium Rear Lower Forward Control Arm

Moog RK643666 is a premium suspension control arm for rear lower forward applications on select Honda and Acura vehicles. It is engineered for structural strength and corrosion protection, making it a direct replacement choice for restoring rear suspension geometry and ride control.

Key Features

  • Premium-grade suspension control arm for rear lower forward placement
  • Built for structural strength in everyday road use
  • Corrosion protection helps support long-term durability
  • OE-style replacement for select Honda Civic, CR-V, HR-V, Accord, and Acura Integra applications
  • Cross-references Delphi TC7924 and Dorman OE Solutions 527-205 for the same application

Detailed Description

Moog RK643666 is a rear lower forward suspension control arm designed for a range of Honda and Acura platforms, including Honda Civic, Honda CR-V, Honda HR-V, Honda Accord, Acura Integra, and Acura ADX applications. This part number, RK643666, is built as a premium replacement for vehicles that need a precise rear suspension service part with OE-style fitment. It also cross-references Mevotech Supreme CMS601237 for the same application.

Compatible With 2025-2026 Acura ADX, rear lower forward; 2022-2026 Honda Civic, rear lower forward; 2017-2026 Honda CR-V, rear lower forward; 2023-2026 Honda HR-V, rear lower forward; 2023-2025 Acura Integra, rear lower forward; 2020-2022 Honda Accord, rear lower forward; 2018-2021 Honda Civic, rear lower forward, except Japan Built; 2016-2020 Honda Civic, rear lower forward; and 2018-2019 Honda Accord, rear lower forward.

What It Helps Address

  • Rear suspension looseness or worn control arm bushings
  • Clunking or noise from the rear lower suspension area
  • Uneven rear tire wear caused by worn suspension geometry
  • Steering or handling feel affected by rear suspension wear
  • Need for an OE-replacement rear lower forward control arm on Honda and Acura models

Installation Notes and Tips

Verify year, make, model, and rear lower forward position before ordering. For 2018-2021 Honda Civic applications, confirm the vehicle is not Japan Built. After installation, a wheel alignment is recommended to confirm suspension geometry and tire wear settings.

Quality Assurance

Moog premium control arms are engineered for structural strength and corrosion protection for foreign and domestic nameplates. RK643666 is a premium-grade suspension component built to meet the demands of OE-style replacement service.

BrandMoog
Part NumberRK643666
Grade TypePremium

This part fits 39 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2026AcuraADXRear Lower Forward
2026HondaCivicSiRear Lower Forward
2026HondaCR-VRear Lower Forward
2026HondaHR-VRear Lower Forward
2025AcuraADXRear Lower Forward
2025AcuraIntegraRear Lower Forward
2025HondaCivicSiRear Lower Forward
2025HondaCR-VRear Lower Forward
2025HondaHR-VRear Lower Forward
2024AcuraIntegraRear Lower Forward
2024HondaCivicSedanRear Lower Forward
2024HondaCR-VRear Lower Forward
2024HondaHR-VRear Lower Forward
2023AcuraIntegraRear Lower Forward
2023HondaCivicSedanRear Lower Forward
2023HondaCR-VRear Lower Forward
2023HondaHR-VRear Lower Forward
2022HondaAccordRear Lower Forward
2022HondaCivicSedanRear Lower Forward
2022HondaCR-VRear Lower Forward
2021HondaAccordRear Lower Forward
2021HondaCivicSedanRear Lower ForwardExcept Japan Built; Premium OE Replacement
2021HondaCR-VRear Lower Forward
2020HondaAccordRear Lower Forward
2020HondaCivicCoupeRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2020HondaCivicSedanRear Lower ForwardExcept Japan Built; Premium OE Replacement
2020HondaCR-VRear Lower Forward
2019HondaAccordRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2019HondaCivicCoupeRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2019HondaCivicSedanRear Lower ForwardExcept Japan Built; Premium OE Replacement
2019HondaCR-VRear Lower Forward
2018HondaAccordRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018HondaCivicCoupeRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2018HondaCivicSedanRear Lower ForwardExcept Japan Built; Premium OE Replacement
2018HondaCR-VRear Lower Forward
2017HondaCivicSedanRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2017HondaCivicCoupeRear Lower ForwardSuspension Control Arm and Ball Joint Assembly meets OEM standards.
2017HondaCR-VRear Lower Forward
2016HondaCivicRear Lower ForwardSuspension 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:

52370TBAA0052370TLAA0152370TVAA01527-205527205CMS601237LA59725LA59725PRTC7924

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

Related Articles