HomeSuspension > Suspension, Springs and Related ComponentsDelphi TC6740 Suspension Control Arm and Ball Joint Assembly - Front Right Lower
Part #: TC6740

Delphi TC6740 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Front Right Lower
4 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, 3
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Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC6740 suspension control arm and ball joint assembly is designed specifically for the front right lower position on Mazda 3 models. This pre-greased, stamped steel control arm offers a reliable replacement option for maintaining proper suspension performance and vehicle handling.

  • Pre-greased for immediate installation
  • Includes rubber bushings and mounting hardware
  • Stamped steel construction with black finish
  • Press-in ball joint with grooved stud design
  • Compatible with front right lower suspension on Mazda 3

Detailed Product Features and Specifications

The Delphi TC6740 control arm assembly features a stamped steel construction that provides durability while maintaining a lightweight profile suitable for light suspension grade applications. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to help absorb road vibrations and reduce noise, contributing to a smoother ride. The ball joint is press-in mounted with a grooved stud type, measuring 0.71 inches in thread diameter and 2.28 inches in stud length, ensuring a secure fit and proper articulation. The control arm measures approximately 20.08 inches in length and 16.34 inches in width, finished in black for corrosion resistance. Mounting hardware is included for a complete replacement solution.

Compatible Vehicles and Application

This suspension control arm and ball joint assembly is compatible with Mazda 3 vehicles, specifically designed for the front right lower suspension position. The part number TC6740 ensures precise fitment and function for this application, making it a suitable replacement for worn or damaged control arms in Mazda 3 models.

  • Restores proper suspension alignment and handling
  • Eliminates clunking or knocking noises from worn joints
  • Reduces uneven tire wear caused by suspension play
  • Improves steering response and vehicle stability
  • Addresses vibration issues related to deteriorated bushings

Installation Notes and Tips

Installation of the Delphi TC6740 control arm assembly requires basic suspension knowledge and tools. Since the part is pre-greased and includes mounting hardware, it simplifies the replacement process. It is important to torque all fasteners to manufacturer specifications and perform a wheel alignment after installation to ensure optimal suspension geometry and tire wear.

Quality Assurance and Warranty

Delphi provides this suspension control arm and ball joint assembly as a standard replacement grade part, manufactured to meet or exceed OEM specifications. The pre-greased design and included bushings and hardware contribute to a reliable and durable suspension component. Warranty details should be confirmed with the point of purchase or Delphi directly.

BrandDelphi
Part NumberTC6740
AdjustableNo
Ball Joint Mounting TypePress In
Ball Joint Stud Length2.28
Ball Joint Stud Length58.0
Ball Joint Stud TypeGrooved
Ball Joint Thread Diameter0.71
Ball Joint Thread Diameter18.0
Bushing MaterialRubber
Bushings IncludedYes
Control Arm ColorBlack
Control Arm ConstructionStamped
Control Arm MaterialSteel
Control Arm Maximum Length20.08
Control Arm Maximum Length510.0
Control Arm Maximum Width16.34
Control Arm Maximum Width415.0
Grease Fitting IncludedNo
GreaseableNo
Item GradeStandard Replacement
Mounting Hardware IncludedYes
Mounting Hole Quantity0
Position(s)Front Right Lower
Pre-GreasedYes
Suspension Grade TypeLight

This part fits 4 vehicles. Search below:

YearMakeModelPositionNotes
2013Mazda3Front Right Lower
2012Mazda3Front Right Lower
2011Mazda3Front Right Lower
2010Mazda3Front 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:

B39D-34-300ARK621461

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