HomeSuspension > Suspension, Springs and Related ComponentsDelphi TC6318 Suspension Control Arm and Ball Joint Assembly - Front Left Lower
Part #: TC6318

Delphi TC6318 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Front Left Lower
9 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford and Lincoln, F-150 and Mark LT
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Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC6318 suspension control arm and ball joint assembly is engineered for front left lower suspension applications on Ford F-150 and Lincoln Mark LT models. This pre-greased, greaseable assembly includes all necessary bushings and mounting hardware to ensure a reliable and straightforward installation.

  • Pre-greased and grease fitting included for easy maintenance
  • Durable casting/forged control arm construction in black finish
  • Natural rubber bushings included for vibration dampening
  • Press-in ball joint with threaded stud for secure mounting
  • Mounting hardware and four mounting holes provided for precise fitment

Technical Details and Features

The Delphi TC6318 control arm assembly features a robust casting and forging construction designed to withstand the rigors of daily driving and off-road conditions. The assembly comes pre-greased and includes a grease fitting, allowing for ongoing lubrication to extend component life. Natural rubber bushings are incorporated to reduce noise and absorb road vibrations, enhancing ride comfort. The ball joint is press-in mounted with a threaded stud measuring 4.25 inches in length, ensuring a secure and stable connection to the suspension system. The control arm measures approximately 22.34 inches in length and 19.7 inches in width, finished in black for corrosion resistance.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is specifically designed for the front left lower position on Ford F-150 and Lincoln Mark LT trucks. It is a standard replacement part suitable for restoring factory suspension performance and handling characteristics.

  • Replaces worn or damaged front left lower control arm and ball joint assembly
  • Addresses suspension noise and vibration issues
  • Corrects steering instability or wandering
  • Resolves uneven tire wear caused by faulty suspension components
  • Improves overall vehicle handling and safety

Installation Notes and Tips

Installation of the Delphi TC6318 assembly requires basic suspension knowledge and tools. The included mounting hardware and bushings simplify the replacement process. Ensure the grease fitting is accessible for future maintenance. After installation, it is recommended to perform a wheel alignment to maintain proper suspension geometry and tire wear.

Quality Assurance and Warranty

Delphi suspension components meet industry standards for durability and performance. The TC6318 assembly is a standard replacement grade part designed to match OEM specifications. It comes with a limited warranty covering defects in materials and workmanship, providing confidence in the product's reliability.

BrandDelphi
Part NumberTC6318
AdjustableNo
Ball Joint Mounting TypePress In
Ball Joint Stud Length4.25
Ball Joint Stud Length108.0
Ball Joint Stud TypeThreaded
Bushing MaterialNatural Rubber (NR)
Bushings IncludedYes
Control Arm ColorBlack
Control Arm ConstructionCasting/Forged
Control Arm Maximum Length22.34
Control Arm Maximum Length567.5
Control Arm Maximum Width19.7
Control Arm Maximum Width500.5
Grease Fitting IncludedYes
GreaseableYes
Item GradeStandard Replacement
Mounting Hardware IncludedYes
Mounting Hole Diameter0.49
Mounting Hole Diameter0.73
Mounting Hole Diameter0.81
Mounting Hole Diameter12.5
Mounting Hole Diameter18.5
Mounting Hole Diameter20.5
Mounting Hole Quantity4
Position(s)Front Left Lower
Pre-GreasedYes

This part fits 9 vehicles. Search below:

YearMakeModelDrive TypePositionNotes
2008FordF-150Front Left Lowerwith 6 Stud Rotor
2008LincolnMark LTFront Left Lowerwith 6 Stud Rotor
2007FordF-150Front Left Lowerwith 6 Stud Rotor
2007LincolnMark LTFront Left Lowerwith 6 Stud Rotor
2006FordF-150Front Left Lowerwith 6 Stud Rotor
2006LincolnMark LTFront Left Lowerwith 6 Stud Rotor
2005FordF-150Front Left Lowerwith 6 Stud Rotor
2004FordF-150RWDFront Left Lowerwith 6 Stud Rotor
2004FordF-1504WDFront Left Lowerwith 6 Stud Rotor

* 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:

4L3Z 3079-CA520-3917L3Z 3079-CCB85193CB85193PRCK80404RK80404

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