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Suspensia X30LA0412 Suspension Control Arm - Rear Lower ForwardOE Quality 60-Day Returns
Part #: X30LA0412

Suspensia X30LA0412 Suspension Control Arm - Rear Lower Forward

Rear Lower Forward
59 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Lexus, GS300, GS350, GS450h, IS200t, IS250, IS300, IS350, RC200t, RC300, and RC350
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Rear Lower Forward Control Arm for Lexus

Suspensia X30LA0412 is a rear lower forward suspension control arm built with a steel body, rubber bushings, and a corrosion-resistant finish. It is a direct OE-fit replacement for select Lexus rear suspension applications, including Lexus IS300, IS350, RC300, RC350, GS350, GS300, GS450h, IS200t, RC200t, and IS250 models.

Suspensia manufactures chassis parts to OE or better quality standards in automated facilities, with direct-fit geometry and OE-style appearance for straightforward replacement work. This part number, X30LA0412, is built for the rear lower forward position and includes bushings already installed.

  • Steel suspension control arm with corrosion-resistant finish
  • Rubber bushings included; black bushing color
  • Direct OE fit and OE look for rear suspension service
  • Non-adjustable, regular-grade replacement arm
  • Cross-references Dorman OE Solutions 526-329 and Mevotech Supreme CMS861353

Fitment Details

  • Fits 2016-2024 Lexus IS300, rear lower forward
  • Fits 2015-2024 Lexus IS350, rear lower forward
  • Fits 2016-2024 Lexus RC300, rear lower forward
  • Fits 2015-2024 Lexus RC350, rear lower forward
  • Fits 2013-2020 Lexus GS350, rear lower forward
  • Fits 2018-2019 Lexus GS300, rear lower forward
  • Fits 2013-2018 Lexus GS450h, rear lower forward
  • Fits 2016-2017 Lexus IS200t, rear lower forward
  • Fits 2016-2017 Lexus RC200t, rear lower forward
  • Fits 2015 Lexus IS250, rear lower forward

What This Part Helps Address

  • Rear suspension looseness or wandering caused by worn control arm bushings
  • Clunking or knocking from the rear lower forward suspension area
  • Uneven rear tire wear related to worn suspension geometry components
  • Excess movement in the rear suspension under braking or cornering
  • Restoration of OE-style rear suspension alignment points during repair

Installation Notes

Install X30LA0412 in the rear lower forward position only. This arm is not pre-greased, and it does not include a ball joint, dust boot, grease fitting, cotter pin, castle nut, or lock nut. Verify all mounting points, torque specifications, and alignment settings after installation. Because this is a suspension control arm replacement, a professional wheel alignment is recommended after service.

Quality Assurance

Suspensia chassis parts are produced in an IATF 16949:2016, ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and ISO 50001:2018 certified facility with automated assembly processes. The brand positions this control arm as an OE-style replacement built for consistent fitment and manufacturing control.

BrandSuspensia
Part NumberX30LA0412
MaterialSteel
Bushing ColorBlack
FinishCorrosion resistant
Pre-GreasedNo
Castle Nut IncludedNo
Grease Fitting IncludedNo
Bushings IncludedYes
Dust Boot IncludedNo
Ball Joint IncludedNo
Cotter Pin IncludedNo
Grade TypeRegular
AdjustableNo
GreaseableNo
Bushing MaterialRubber
9906No
Lock Nut IncludedNo

This part fits 59 vehicles. Search below:

YearMakeModelPositionNotes
2024LexusIS300Rear Lower Forward
2024LexusIS350Rear Lower Forward
2024LexusRC300Rear Lower Forward
2024LexusRC350Rear Lower Forward
2023LexusIS300Rear Lower Forward
2023LexusIS350Rear Lower Forward
2023LexusRC300Rear Lower Forward
2023LexusRC350Rear Lower Forward
2022LexusIS300Rear Lower Forward
2022LexusIS350Rear Lower Forward
2022LexusRC300Rear Lower Forward
2022LexusRC350Rear Lower Forward
2021LexusIS300Rear Lower Forward
2021LexusIS350Rear Lower Forward
2021LexusRC300Rear Lower Forward
2021LexusRC350Rear Lower Forward
2020LexusGS350Rear Lower Forward
2020LexusIS300Rear Lower Forward
2020LexusIS350Rear Lower Forward
2020LexusRC300Rear Lower Forward
2020LexusRC350Rear Lower Forward
2019LexusGS300Rear Lower Forward
2019LexusGS350Rear Lower Forward
2019LexusIS300Rear Lower Forward
2019LexusIS350Rear Lower Forward
2019LexusRC300Rear Lower Forward
2019LexusRC350Rear Lower Forward
2018LexusGS300Rear Lower Forward
2018LexusGS350Rear Lower Forward
2018LexusGS450hRear Lower Forward
2018LexusIS300Rear Lower Forward
2018LexusIS350Rear Lower Forward
2018LexusRC300Rear Lower Forward
2018LexusRC350Rear Lower Forward
2017LexusGS350Rear Lower Forward
2017LexusGS450hRear Lower Forward
2017LexusIS200tRear Lower Forward
2017LexusIS300Rear Lower Forward
2017LexusIS350Rear Lower Forward
2017LexusRC200tRear Lower Forward
2017LexusRC300Rear Lower Forward
2017LexusRC350Rear Lower Forward
2016LexusGS350Rear Lower Forward
2016LexusGS450hRear Lower Forward
2016LexusIS200tRear Lower Forward
2016LexusIS300Rear Lower Forward
2016LexusIS350Rear Lower Forward
2016LexusRC200tRear Lower Forward
2016LexusRC300Rear Lower Forward
2016LexusRC350Rear Lower Forward
2015LexusGS350Rear Lower Forward
2015LexusGS450hRear Lower Forward
2015LexusIS250Rear Lower Forward
2015LexusIS350Rear Lower Forward
2015LexusRC350Rear Lower Forward
2014LexusGS350Rear Lower Forward
2014LexusGS450hRear Lower Forward
2013LexusGS350Rear Lower Forward
2013LexusGS450hRear Lower Forward

* 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:

4871030240526-329CMS861353

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

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