HomeSuspension > Suspension, Springs and Related ComponentsDelphi TC1680 Suspension Ball Joint - Front Lower
Part #: TC1680

Delphi TC1680 Suspension Ball Joint - Front Lower

Front Lower
21 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Toyota, Cressida, Celica, and Supra
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Delphi Suspension Ball Joint for Toyota Celica, Cressida, and Supra

The Delphi TC1680 suspension ball joint is engineered to provide reliable steering and suspension performance for select Toyota models. Designed specifically for the Celica, Cressida, and Supra, this ball joint offers durable construction and precise fitment to maintain vehicle stability and control.

  • Constructed with alloy steel SAE 5140 ball material and carbon steel housing for strength
  • Maximum outside diameter of 1.949 inches (49.5 mm) and length of 93 mm
  • Gray color with a chloroprene rubber dust boot included for protection
  • Threaded tapered stud with a 14.0 mm diameter and 1.043 inch thread length
  • Press-in mounting type with included mounting hardware and nuts
  • Standard suspension grade type, non-greasable design

Durable Construction and Precise Specifications

The Delphi TC1680 suspension ball joint features a ball made from SAE 5140 alloy steel, known for its toughness and wear resistance, paired with a carbon steel housing to withstand suspension stresses. The included chloroprene rubber dust boot protects the joint from dirt and moisture, extending service life. With a maximum outside diameter of 49.5 mm and a length of 93 mm, this ball joint is designed to meet exact OEM specifications for Toyota Celica, Cressida, and Supra models. The threaded tapered stud ensures secure attachment, while the press-in mounting type simplifies installation. This assembly does not include grease fittings or bushings, reflecting its standard suspension grade design.

Compatible Toyota Models and Applications

This Delphi suspension ball joint TC1680 is compatible with the following Toyota vehicles:

  • Toyota Celica
  • Toyota Cressida
  • Toyota Supra

It is intended for use in suspension systems where maintaining proper steering geometry and smooth articulation is critical.

Common Suspension Issues Addressed

  • Eliminates excessive play or looseness in steering components
  • Reduces uneven tire wear caused by worn ball joints
  • Prevents clunking noises during suspension movement
  • Restores proper suspension alignment and handling
  • Protects against contamination with durable dust boot

Installation Notes and Tips

  • Ensure compatibility with your Toyota Celica, Cressida, or Supra before installation
  • Press-in mounting requires appropriate tools for secure fitment
  • Check the tapered stud for proper seating and torque specifications
  • Replace mounting hardware if damaged or corroded
  • Verify dust boot integrity to prevent premature wear

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet industry standards for durability and performance. The TC1680 ball joint assembly undergoes rigorous quality control to ensure reliable operation. While specific warranty details may vary, Delphi typically offers coverage against manufacturing defects. Consult product documentation or supplier information for exact warranty terms.

BrandDelphi
Part NumberTC1680
AdjustableNo
Ball Joint AssemblyYes
Bushings IncludedNo
Castle Nut IncludedNo
ColorGray
Cotter Pin HoleNo
Cotter Pin IncludedNo
Dust Boot IncludedYes
Dust Boot MaterialCholoroprene Rubber (CR)
Grease Fitting IncludedNo
GreaseableNo
Height3.661
Item GradeStandard Replacement
Length93
MaterialBall Material - Alloy Steel SAE 5140, Housing Material - Carbon Steel SAE 1040
Maximum Outside Diameter1.949
Maximum Outside Diameter49.5
Mount Plate IncludedNo
Mounting Bolts IncludedNo
Mounting Hardware IncludedYes
Mounting TypePress In
Nuts IncludedYes
Position(s)Front Lower
Stud Taper Per Foot0.125
Stud Tapered End 1 Diameter0.705
Stud Tapered End 1 Diameter17.9
Stud Tapered End 2 Diameter0.626
Stud Tapered End 2 Diameter15.9
Stud Thread Diameter14.0
Stud Thread Length1.043
Stud Thread Pitch1.5
Stud TypeThreaded
Suspension Grade TypeStandard
Tapered StudYes
Washers IncludedNo
Width49.5

This part fits 21 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
1992ToyotaCressidaFront Lower
1991ToyotaCressidaFront Lower
1990ToyotaCressidaFront Lower
1989ToyotaCressidaFront Lower
1988ToyotaCressidaFront Lower
1987ToyotaCressidaFront Lower
1986ToyotaCelicaSupraFront LowerTo 12/1985
1986ToyotaCressidaFront Lower
1986ToyotaSupraFront LowerTo 12/1985
1985ToyotaCelicaSupraFront Lower
1985ToyotaCressidaFront Lower
1984ToyotaCelicaSupraFront Lower
1984ToyotaCressidaFront Lower
1983ToyotaCelicaSupraFront Lower
1983ToyotaCressidaFront Lower
1982ToyotaCelicaSupraFront Lower
1982ToyotaCressidaFront Lower
1981ToyotaCressidaFront Lower
1980ToyotaCressidaFront Lower
1979ToyotaCressidaFront Lower
1978ToyotaCressidaFront 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:

101-414043308-2901548068-2904548068-29115480682909548069-2904548069-291154806929095K9085MK9085RK620810RK620824RK9437RK9439

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