HomeSuspension > Suspension, Springs and Related ComponentsDorman 521-775 Suspension Control Arm - Front Left Lower
Part #: 521-775

Dorman 521-775 Suspension Control Arm - Front Left Lower

Front Left Lower
16 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Kia, Magentis, Optima, and Rondo
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Durable Suspension Control Arm for Kia Magentis, Optima, and Rondo

The Dorman 521-775 suspension control arm is engineered to provide reliable performance and maintain proper suspension geometry for Kia Magentis, Optima, and Rondo models. Constructed from coated steel with a boxed design, this control arm offers strength and durability for everyday driving conditions.

Key Features of the Dorman 521-775 Control Arm

  • Made from robust steel with a coated finish to resist corrosion
  • Boxed construction enhances structural integrity
  • Includes a black rubber bushing with a 14.3 mm inside diameter and 39.6 mm outside diameter
  • Overall length of 262.5 mm for precise fitment
  • Welded ball joint mounting type with threaded ball joint stud (ball joint not included)
  • Press-in end type with bushing linkage end for secure suspension connection

Detailed Description

This suspension control arm by Dorman is designed specifically for Kia Magentis, Optima, and Rondo vehicles, ensuring compatibility and proper fit. The steel construction with a coated finish provides resistance against rust and wear, while the boxed design adds rigidity to withstand suspension stresses. The included rubber bushing helps absorb vibrations and reduce noise, contributing to a smoother ride. Although the ball joint is not included, the control arm features a welded mounting point with a threaded stud type for easy ball joint installation. This part is a regular grade, non-adjustable control arm intended to replace worn or damaged components and restore suspension performance.

Common Applications and Issues Addressed

  • Restores proper wheel alignment and suspension geometry
  • Eliminates clunking or knocking noises from worn bushings
  • Improves handling stability and steering response
  • Replaces bent or damaged control arms from road impacts
  • Reduces uneven tire wear caused by suspension play

Installation Notes and Tips

When installing the Dorman 521-775 control arm, ensure the vehicle is securely lifted and supported. Since mounting hardware and ball joint are not included, reuse existing components if in good condition or purchase replacements separately. Proper torque specifications should be followed to avoid premature wear. Inspect related suspension components during installation for any additional maintenance needs.

Quality Assurance and Warranty

Dorman suspension components are manufactured to meet or exceed OEM standards for fit and function. The 521-775 control arm undergoes quality checks to ensure durability and performance. Please refer to Dorman's warranty policy for specific coverage details.

BrandDorman
Part Number521-775
MaterialSteel
Bushing ColorBlack
Length262.5
ConstructionBoxed
ColorBlack
FinishCoated
Grease Fitting IncludedNo
Bushings IncludedYes
Ball Joint Mounting TypeWelded
Ball Joint Stud TypeThreaded
Ball Joint IncludedNo
Mounting Hardware IncludedNo
Grade TypeRegular
AdjustableNo
Bushing MaterialRubber
Bushing Inside Diameter14.3
Bushing Length92
Ball Joint InstalledNo
Bushing Outside Diameter39.6 mm
Bushing Quantity1
End 2 TypePress in
Linkage End TypeBushing
Mounting Brackets IncludedNo
Overall Length262.5 mm
Package ContentsControl arm

This part fits 16 vehicles. Search below:

YearMakeModelPositionNotes
2012KiaRondoFront Left Lower
2011KiaRondoFront Left Lower
2010KiaMagentisFront Left Lower
2010KiaOptimaFront Left Lower
2010KiaRondoFront Left Lower
2009KiaMagentisFront Left Lower
2009KiaOptimaFront Left Lower
2009KiaRondoFront Left Lower
2008KiaMagentisFront Left Lower
2008KiaOptimaFront Left Lower
2008KiaRondoFront Left Lower
2007KiaMagentisFront Left Lower
2007KiaOptimaFront Left Lower
2007KiaRondoFront Left Lower
2006KiaMagentisFront Left LowerModel Year 2006.5
2006KiaOptimaFront Left LowerModel Year 2006.5

* 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:

101-54442606161545001D000622.50812CA1757BCB90070CMS90154RK641574TC3781

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