HomeSuspension > Suspension, Springs and Related ComponentsDelphi TC3555 Suspension Control Arm and Ball Joint Assembly - Front Left Upper Forward
Part #: TC3555

Delphi TC3555 Suspension Control Arm and Ball Joint Assembly - Front Left Upper Forward

Front Left Upper Forward
15 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Audi, A8 Quattro and S8
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Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC3555 suspension control arm and ball joint assembly is designed for precise fitment on the front left upper forward position of Audi A8 Quattro and S8 models. Engineered with a casting and forged construction, this light suspension grade component offers reliable performance for your vehicle's suspension system.

  • Compatible with Audi A8 Quattro and S8 front left upper forward suspension
  • Durable casting/forged control arm construction in silver finish
  • Standard replacement grade for suspension control arm and ball joint assembly
  • Natural rubber bushings for effective vibration dampening
  • Non-adjustable design with a single mounting hole (10.2 mm diameter)
  • Ball joint features an 18.0 mm thread diameter and 50.0 mm stud length
  • Light suspension grade type suitable for standard driving conditions

Detailed Product Description

The Delphi TC3555 control arm and ball joint assembly is crafted to meet the suspension requirements of Audi A8 Quattro and S8 vehicles. Its casting and forged construction ensures structural integrity and durability under typical driving stresses. The control arm's silver color provides corrosion resistance and a clean appearance. Equipped with natural rubber bushings, this assembly helps reduce road noise and absorb vibrations, contributing to a smoother ride. The ball joint's specifications, including an 18.0 mm thread diameter and 50.0 mm stud length, are designed to match factory standards for proper steering and suspension articulation.

Common Applications and Problem Resolution

  • Replacement for worn or damaged front left upper forward suspension control arm
  • Addresses issues with uneven tire wear caused by faulty suspension components
  • Corrects steering instability or wandering due to ball joint wear
  • Eliminates clunking noises from suspension during driving over bumps
  • Restores proper suspension geometry for improved vehicle handling

Installation Notes and Tips

Installation of the Delphi TC3555 suspension control arm and ball joint assembly requires removal of the existing front left upper forward control arm on Audi A8 Quattro and S8 models. Since mounting hardware is not included, ensure you have the correct bolts and fasteners before beginning installation. Proper torque specifications should be followed to maintain suspension integrity. Alignment check and adjustment are recommended after installation to ensure optimal vehicle handling and tire wear.

Quality Assurance and Warranty

This Delphi suspension control arm and ball joint assembly is manufactured to meet standard replacement grade specifications, ensuring reliable performance and durability. While specific warranty details are not provided, Delphi products typically adhere to industry quality standards and undergo rigorous testing to meet OEM requirements.

BrandDelphi
Part NumberTC3555
Grease Fitting IncludedNo
Suspension Grade TypeLight
Control Arm ConstructionCasting/forged
Mounting Hardware IncludedNo
Mounting Hole Quantity1
AdjustableNo
GreaseableNo
Control Arm Maximum Width1.575
Control Arm Maximum Width40.0
Control Arm ColorSilver
Ball Joint Thread Diameter18.0
Ball Joint Stud Length50.0
Bushing MaterialNatural rubber (nr)
Mounting Hole Diameter10.2
Item GradeStandard replacement
Position(s)Front left upper forward

This part fits 15 vehicles. Search below:

YearMakeModelPositionNotes
2018AudiA8 QuattroFront Left Upper Forward
2018AudiS8Front Left Upper Forward
2017AudiA8 QuattroFront Left Upper Forward
2017AudiS8Front Left Upper Forward
2016AudiA8 QuattroFront Left Upper Forward
2016AudiS8Front Left Upper Forward
2015AudiA8 QuattroFront Left Upper Forward
2015AudiS8Front Left Upper Forward
2014AudiA8 QuattroFront Left Upper Forward
2014AudiS8Front Left Upper Forward
2013AudiA8 QuattroFront Left Upper Forward
2013AudiS8Front Left Upper Forward
2012AudiA8 QuattroFront Left Upper Forward
2011AudiA8 QuattroFront Left Upper Forward
2010AudiA8 QuattroFront Left Upper 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:

102-80034H0 407 505 E4H0 407 505 F

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