HomeSuspension > Suspension, Springs and Related ComponentsDorman 526-945 Suspension Control Arm and Ball Joint Assembly - Front Left Lower
Part #: 526-945

Dorman 526-945 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Front Left Lower
68 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi and Volkswagen, A3, A3 Quattro, Bora, Eos, GLI, Golf, Golf R, Golf SportWagen, GTI, Jetta, R32, and S3
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Dorman 526-945 Front Left Lower Control Arm

Dorman 526-945 is a direct replacement suspension control arm and ball joint assembly for specific Volkswagen and Audi applications. It is built for the front left lower position and is engineered to help restore smooth ride quality, directional stability, and predictable steering response.

Compatible with select 2004-2014 Audi A3, A3 Quattro, and S3 models, plus 2005-2014 Volkswagen Jetta, GTI, Golf, Golf R, Eos, Bora, GLI, Golf SportWagen, and R32 applications with cast iron arms. This part cross-references MOOG Chassis Products RK620140 for the same application.

Key Features

  • Direct replacement for the original equipment control arm and ball joint assembly
  • Front left lower suspension position
  • Aluminum control arm construction with silver finish
  • Ball joint is installed and pre-greased
  • Rubber bushings included for OE-style suspension isolation
  • Bolt-in ball joint mounting with threaded stud design
  • Mounting hardware included
  • Regular grade, light suspension application

Detailed Description

Dorman 526-945 is designed for drivers replacing worn front suspension components on Audi A3, A3 Quattro, S3, and Volkswagen Golf, GTI, Jetta, Eos, Bora, GLI, Golf R, Golf SportWagen, and R32 models. The assembly uses an aluminum control arm with a bolt-in, threaded-stud ball joint and rubber bushings to match the original suspension layout on listed vehicles. Dorman’s evaluation process focuses on fit, ride consistency, and steering stability, making this a practical OE-style replacement for the front left lower corner of the suspension.

What It Helps Fix

  • Clunking or knocking from a worn lower control arm
  • Loose or imprecise steering feel
  • Uneven tire wear caused by suspension play
  • Directional instability during braking or highway driving
  • Excess movement from deteriorated bushings or ball joint wear

Installation Notes and Tips

Verify vehicle fitment by year, make, model, and suspension configuration before installation. This part is listed for front left lower applications with cast iron arms, and one 2010 Volkswagen Golf SportWagen listing notes a cast steel arm without ball joint. Inspect adjacent suspension components, alignment settings, and fasteners during replacement. A professional wheel alignment is recommended after installation.

Quality Assurance

Dorman manufactures this assembly as a direct replacement part for specific OE applications and evaluates it for consistent ride and handling characteristics. Part number 526-945 is built to match the original suspension layout on listed vehicles and support dependable front-end performance.

BrandDorman
Part Number526-945
Pre-GreasedYes
Grease Fitting IncludedNo
Suspension Grade TypeLight
Bushings IncludedYes
Ball Joint Mounting TypeBolt in
Ball Joint Stud TypeThreaded
Control Arm MaterialAluminum
Mounting Hardware IncludedYes
Mounting Hole Quantity4
AdjustableNo
GreaseableNo
Control Arm Maximum Width360.3
Control Arm ColorSilver
Ball Joint Thread Diameter12
Ball Joint Stud Length22
Control Arm Maximum Length357.5
Bushing MaterialRubber
Ball Joint IncludedYes
Ball Joint InstalledYes
Control Arm TypeCasting/forged
Grade TypeRegular
Mounting Hole Diameter12.3 mm
Package Contents1 control arm; 1 nut

This part fits 68 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2014VolkswagenGolfFront Left LowerWith cast iron arms.
2014VolkswagenGTIFront Left LowerWith cast iron arms.
2014VolkswagenJettaWagonFront Left LowerWith cast iron arms.
2013AudiA3Front Left LowerWith cast iron arms.
2013AudiA3 QuattroFront Left LowerWith cast iron arms.
2013VolkswagenGolfFront Left LowerWith cast iron arms.
2013VolkswagenGolf RFront Left LowerWith cast iron arms.
2013VolkswagenGolf SportWagenFront Left LowerWith cast iron arms.
2013VolkswagenGTIFront Left LowerWith cast iron arms.
2013VolkswagenJettaWagonFront Left LowerWith cast iron arms.
2012AudiA3Front Left LowerWith cast iron arms.
2012AudiA3 QuattroFront Left LowerWith cast iron arms.
2012AudiS3Front Left LowerWith cast iron arms.
2012VolkswagenGolfFront Left LowerWith cast iron arms.
2012VolkswagenGolf RFront Left LowerWith cast iron arms.
2012VolkswagenGolf SportWagenFront Left LowerWith cast iron arms.
2012VolkswagenGTIFront Left LowerWith cast iron arms.
2012VolkswagenJettaWagonFront Left LowerWith cast iron arms.
2011AudiA3Front Left LowerWith cast iron arms.
2011AudiA3 QuattroFront Left LowerWith cast iron arms.
2011AudiS3Front Left LowerWith cast iron arms.
2011VolkswagenEosFront Left LowerWith cast iron arms.
2011VolkswagenGolfFront Left LowerWith cast iron arms.
2011VolkswagenGolf SportWagenFront Left LowerWith cast iron arms.
2011VolkswagenGTIFront Left LowerWith cast iron arms.
2011VolkswagenJettaWagonFront Left LowerWith cast iron arms.
2010AudiA3Front Left LowerWith cast iron arms.
2010AudiA3 QuattroFront Left LowerWith cast iron arms.
2010AudiS3Front Left LowerWith cast iron arms.
2010VolkswagenBoraFront Left LowerWith cast iron arms.
2010VolkswagenEosFront Left LowerWith cast iron arms.
2010VolkswagenGLIFront Left LowerWith cast iron arms.
2010VolkswagenGolfFront Left LowerWith cast iron arms.
2010VolkswagenGolf SportWagenFront Left Lowerw/Cast Steel Arm wo/Ball Joint
2010VolkswagenGTIFront Left LowerWith cast iron arms.
2010VolkswagenJettaFront Left LowerWith cast iron arms.
2009AudiA3Front Left LowerWith cast iron arms.
2009AudiA3 QuattroFront Left LowerWith cast iron arms.
2009AudiS3Front Left LowerWith cast iron arms.
2009VolkswagenBoraFront Left LowerWith cast iron arms.
2009VolkswagenEosFront Left LowerWith cast iron arms.
2009VolkswagenGTIFront Left LowerWith cast iron arms.
2009VolkswagenJettaFront Left LowerWith cast iron arms.
2008AudiA3Front Left LowerWith cast iron arms.
2008AudiA3 QuattroFront Left LowerWith cast iron arms.
2008AudiS3Front Left LowerWith cast iron arms.
2008VolkswagenBoraFront Left LowerWith cast iron arms.
2008VolkswagenEosFront Left LowerWith cast iron arms.
2008VolkswagenGTIFront Left LowerWith cast iron arms.
2008VolkswagenJettaFront Left LowerWith cast iron arms.
2008VolkswagenR32Front Left LowerWith cast iron arms.
2007AudiA3Front Left LowerWith cast iron arms.
2007AudiA3 QuattroFront Left LowerWith cast iron arms.
2007VolkswagenBoraFront Left LowerWith cast iron arms.
2007VolkswagenEosFront Left LowerWith cast iron arms.
2007VolkswagenGTIFront Left LowerWith cast iron arms.
2007VolkswagenJettaFront Left LowerWith cast iron arms.
2006AudiA3Front Left LowerWith cast iron arms.
2006AudiA3 QuattroFront Left LowerWith cast iron arms.
2006VolkswagenBoraFront Left LowerWith cast iron arms.
2006VolkswagenGTIFront Left LowerWith cast iron arms.
2006VolkswagenJettaFront Left LowerWith cast iron arms.
2005AudiA3Front Left Lower2nd Generation Model; w/Cast Iron Arms
2005AudiA3 QuattroFront Left Lower2nd Generation Model; w/Cast Iron Arms
2005VolkswagenBoraFront Left LowerWith cast iron arms.
2005VolkswagenJettaSedanFront Left LowerWith cast iron arms.
2004AudiA3Front Left Lower2nd Generation Model; w/Cast Iron Arms
2004AudiA3 QuattroFront Left Lower2nd Generation Model; w/Cast Iron Arms

* 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:

1K0407151ACBCMS20477GS20477RK620140

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