HomeSuspension > Suspension, Springs and Related ComponentsDorman 526-978 Suspension Control Arm and Ball Joint Assembly - Front Right Lower
Part #: 526-978

Dorman 526-978 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Front Right Lower
22 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi and Volkswagen, R32, S3, TT, and TT Quattro
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Dorman 526-978 Front Right Lower Control Arm

Dorman 526-978 is a direct replacement suspension control arm and ball joint assembly for specific Audi and Volkswagen applications. It is built for the front right lower position and is engineered to help restore smooth ride quality, directional stability, and predictable handling.

Key Features

  • Direct replacement for the original equipment control arm and ball joint assembly
  • Fits front right lower suspension applications on select Audi TT, Audi TT Quattro, Audi S3, and Volkswagen R32 models
  • Pre-greased assembly with the ball joint installed
  • Iron control arm construction with rubber bushings
  • Ball joint uses a bolt-in mounting design with a threaded stud
  • Black finish for a clean OE-style appearance
  • Regular grade, light suspension application

Detailed Description

This Dorman suspension control arm assembly is engineered as an OE-style replacement for the front right lower suspension position. The casting/forged iron arm, rubber bushings, and pre-installed ball joint are selected to match the needs of light-duty suspension service while supporting consistent steering response. Dorman 526-978 is a practical choice for drivers servicing Audi TT and Audi TT Quattro models, as well as Audi S3 and Volkswagen R32 applications that require a front right lower control arm replacement.

This part cross-references Delphi TC1870 and Mevotech Supreme CMS70132 for the same application.

What It Helps Address

  • Clunking or looseness from a worn lower control arm assembly
  • Uneven steering feel caused by worn bushings or ball joint wear
  • Directional instability during braking or cornering
  • Suspension noise from deteriorated OE-style components
  • Restoration of front suspension geometry after component wear

Installation Notes and Tips

  • Compatible With 1999-2006 Audi TT, front right lower
  • Compatible With 2000-2006 Audi TT Quattro, front right lower
  • Compatible With 2000-2004 Audi S3, front right lower
  • Compatible With 2003-2004 Volkswagen R32, front right lower
  • Verify the mounting hole diameter and ball joint thread specifications before installation
  • Mounting hardware is not included
  • Professional alignment is recommended after suspension component replacement

Quality Assurance

Dorman uses an industry-focused evaluation process to validate fit, function, and suspension performance characteristics. The result is a replacement assembly intended to support smooth ride quality and predictable dynamics in the specified Audi and Volkswagen applications. Part number 526-978 is built to meet the demands of regular replacement service in the front right lower suspension position.

BrandDorman
Part Number526-978
Pre-GreasedYes
Grease Fitting IncludedNo
Suspension Grade TypeLight
Bushings IncludedYes
Ball Joint Mounting TypeBolt in
Ball Joint Stud TypeThreaded
Control Arm MaterialIron
Mounting Hardware IncludedNo
Mounting Hole Quantity2
AdjustableNo
GreaseableNo
Control Arm Maximum Width245
Control Arm ColorBlack
Ball Joint Thread Diameter12
Ball Joint Stud Length19
Control Arm Maximum Length350
Bushing MaterialRubber
Ball Joint IncludedYes
Ball Joint InstalledYes
Control Arm TypeCasting/forged
Grade TypeRegular
Mounting Hole Diameter12 mm
Package Contents1 control arm; 1 ball joint; 1 nut

This part fits 22 vehicles. Search below:

YearMakeModelPositionNotes
2006AudiTTFront Right Lower
2006AudiTT QuattroFront Right Lower
2005AudiTTFront Right Lower
2005AudiTT QuattroFront Right Lower
2004AudiS3Front Right Lower
2004AudiTTFront Right Lower
2004AudiTT QuattroFront Right Lower
2004VolkswagenR32Front Right Lower
2003AudiS3Front Right Lower
2003AudiTTFront Right Lower
2003AudiTT QuattroFront Right Lower
2003VolkswagenR32Front Right Lower
2002AudiS3Front Right Lower
2002AudiTTFront Right Lower
2002AudiTT QuattroFront Right Lower
2001AudiS3Front Right Lower
2001AudiTTFront Right Lower
2001AudiTT QuattroFront Right Lower
2000AudiS3Front Right Lower
2000AudiTTFront Right Lower
2000AudiTT QuattroFront Right Lower
1999AudiTTFront Right Lower

* 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:

8N0407152CMS70132RK622171TC1870

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