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Delphi TC1680 Suspension Ball Joint - Front Lower
| Brand | Delphi TC1680 |
|---|---|
| Position | Front Lower |
| Adjustable | No |
| Ball Joint Assembly | Yes |
| Bushings Included | No |
| Castle Nut Included | No |
| Color | Gray |
| Cotter Pin Hole | No |
| Cotter Pin Included | No |
| Dust Boot Included | Yes |
| Dust Boot Material | Choloroprene Rubber (CR) |
| Grease Fitting Included | No |
| Greaseable | No |
| Height | 3.661 |
| Item Grade | Standard Replacement |
| Length | 93 |
| Material | Ball Material - Alloy Steel SAE 5140, Housing Material - Carbon Steel SAE 1040 |
| Maximum Outside Diameter | 1.949 |
| Maximum Outside Diameter | 49.5 |
| Mount Plate Included | No |
| Mounting Bolts Included | No |
| Mounting Hardware Included | Yes |
| Mounting Type | Press In |
| Nuts Included | Yes |
| Stud Taper Per Foot | 0.125 |
| Stud Tapered End 1 Diameter | 0.705 |
| Stud Tapered End 1 Diameter | 17.9 |
| Stud Tapered End 2 Diameter | 0.626 |
| Stud Tapered End 2 Diameter | 15.9 |
| Stud Thread Diameter | 14.0 |
| Stud Thread Length | 1.043 |
| Stud Thread Pitch | 1.5 |
| Stud Type | Threaded |
| Suspension Grade Type | Standard |
| Tapered Stud | Yes |
| Washers Included | No |
| Width | 49.5 |
| Fits | Toyota · 21 vehicles |
OE expertise. Delphi applies OE engineering to its aftermarket steering portfolio.
Standard replacement. Built as a press-in ball joint assembly with included hardware.
Alloy steel ball. Carbon steel housing and a chloroprene rubber dust boot add durability.
Cross-references Beck/Arnley 101-4140, Mevotech Supreme MK9085 and 43308-29015 for the same application. See all 14.
Delphi TC1680 Front Lower Ball Joint
Delphi TC1680 is a front lower suspension ball joint built for select Toyota applications, including Cressida, Celica, and Supra models. It combines OE-focused dimensional control with materials selected for durability in demanding road conditions.
Key Features
- Front lower suspension ball joint assembly for select Toyota vehicles
- Press-in mounting type with threaded, tapered stud
- Ball material: alloy steel SAE 5140; housing material: carbon steel SAE 1040
- Dust boot included to help protect the joint from contamination
- Standard replacement grade for direct suspension service
- Mounting hardware, nuts, and dust boot are included; grease fitting is not included
- Part number TC1680
Detailed Description
Delphi TC1680 is engineered as a standard replacement front lower ball joint for Toyota suspension service. Delphi applies OE-level dimensional and material analysis to support proper fit and consistent suspension geometry, while the joint is tested across extreme temperature ranges and salt-spray exposure to evaluate durability in harsh environments. This part cross-references Beck/Arnley 101-4140 for the same application. It is a direct service option for Toyota Cressida, Toyota Celica, and Toyota Supra front lower positions, and the TC1680 part number is commonly searched for Toyota front suspension repair.
What It Helps Repair
- Front-end looseness or play from a worn lower ball joint
- Clunking or knocking noises from the front suspension
- Uneven tire wear caused by suspension joint wear
- Steering instability or wandering at the front axle
- Restoring proper suspension articulation on Toyota Cressida, Celica, and Supra models
Installation Notes and Tips
Compatible With 1978-1992 Toyota Cressida, front lower; 1982-1985 Toyota Celica, front lower; 1986 Toyota Celica, front lower, to 12/1985; 1986 Toyota Supra, front lower, to 12/1985. Verify press-in fitment, stud taper, and mounting dimensions before installation. Because this is a press-in ball joint, proper suspension service tools are recommended for removal and installation. Confirm alignment after replacement to restore correct front suspension geometry.
Quality Assurance
Delphi uses OE-oriented engineering, dimensional checks, and material analysis to support aftermarket fit and function. The TC1680 is evaluated for temperature extremes below -40 degrees C and above 120 degrees C, and for extended salt-spray exposure to assess corrosion resistance in service.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 1992 | Toyota | Cressida | — | Front Lower | — |
| 1991 | Toyota | Cressida | — | Front Lower | — |
| 1990 | Toyota | Cressida | — | Front Lower | — |
| 1989 | Toyota | Cressida | — | Front Lower | — |
| 1988 | Toyota | Cressida | — | Front Lower | — |
| 1987 | Toyota | Cressida | — | Front Lower | — |
| 1986 | Toyota | Celica | Supra | Front Lower | To 12/1985 |
| 1986 | Toyota | Cressida | — | Front Lower | — |
| 1986 | Toyota | Supra | — | Front Lower | To 12/1985 |
| 1985 | Toyota | Celica | Supra | Front Lower | — |
| 1985 | Toyota | Cressida | — | Front Lower | — |
| 1984 | Toyota | Celica | Supra | Front Lower | — |
| 1984 | Toyota | Cressida | — | Front Lower | — |
| 1983 | Toyota | Celica | Supra | Front Lower | — |
| 1983 | Toyota | Cressida | — | Front Lower | — |
| 1982 | Toyota | Celica | Supra | Front Lower | — |
| 1982 | Toyota | Cressida | — | Front Lower | — |
| 1981 | Toyota | Cressida | — | Front Lower | — |
| 1980 | Toyota | Cressida | — | Front Lower | — |
| 1979 | Toyota | Cressida | — | Front Lower | — |
| 1978 | Toyota | Cressida | — | Front Lower | — |
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