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Delphi TC5863 Suspension Ball Joint - Front Lower
| Brand | Delphi TC5863 |
|---|---|
| Position | Front Lower |
| Adjustable | No |
| Ball Joint Assembly | Yes |
| Bushings Included | No |
| Castle Nut Included | No |
| Color | Black |
| 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 | 3.228 |
| Item Grade | Standard Replacement |
| Length | 76 |
| Material | Steel |
| Mount Plate Included | No |
| Mounting Bolts Included | No |
| Mounting Hardware Included | Yes |
| Mounting Hole Quantity | 3 |
| Mounting Type | Bolt On |
| Nuts Included | Yes |
| Stud Taper Per Foot | 0.1 |
| Stud Tapered End 1 Diameter | 0.65 |
| Stud Tapered End 1 Diameter | 16.5 |
| Stud Tapered End 2 Diameter | 0.567 |
| Stud Tapered End 2 Diameter | 14.4 |
| Stud Thread Diameter | 12.0 |
| Stud Thread Length | 0.878 |
| Stud Thread Pitch | 1.5 |
| Stud Type | Threaded |
| Suspension Grade Type | Standard |
| Tapered Stud | Yes |
| Washers Included | No |
| Width | 66.0 |
| Fits | BMW |
Standard replacement. Built as a bolt-on suspension ball joint with included mounting hardware.
Steel construction. A dust boot helps protect the joint from contamination and wear.
OE expertise. Delphi applies dimensional and material analysis for compatibility.
Cross-references 31131103834 and 31131108439 for the same application. See all 2.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Delphi TC5863 Front Lower Ball Joint
Delphi TC5863 is a standard replacement suspension ball joint built for front lower applications. It combines a steel body, tapered threaded stud, and dust boot to support precise steering and suspension movement in OE-style service.
For drivers searching for a front lower ball joint for BMW 31131103834 or 31131108439 cross-reference applications, this Delphi part number TC5863 is built with OE-focused dimensional and material analysis for proper fit and function.
Key Features
- Front lower suspension ball joint
- Steel construction with black finish
- Ball joint assembly included
- Dust boot included; chloroprene rubber (CR) material
- Bolt-on mounting type with 3 mounting holes
- Tapered threaded stud with 12.0 mm thread diameter and 1.5 pitch
- Standard replacement grade
- Mounting hardware and nuts included
Detailed Description
Delphi TC5863 is engineered for front lower suspension service where accurate joint articulation and stable steering response matter. Delphi applies OE-level dimensional and material analysis to help ensure the aftermarket part matches the original design intent, while the component is tested across extreme temperature ranges and salt-spray exposure for durability in demanding road conditions. This makes TC5863 a practical choice for BMW 31131103834 and 31131108439 replacement needs when servicing front lower suspension wear.
What It Helps Address
- Clunking or knocking from the front suspension
- Excessive play in the lower control arm joint
- Loose or imprecise steering feel
- Uneven tire wear caused by worn suspension geometry
- Inspection failures related to ball joint wear
Installation Notes
Fits front lower suspension positions only. Verify stud taper, mounting pattern, and OE reference numbers before installation. Because this is a bolt-on design with a threaded tapered stud, confirm the mating knuckle and control arm surfaces are clean and free of damage. Professional installation and a post-repair alignment are recommended after replacing a front lower ball joint on BMW applications.
Quality Assurance
Delphi uses OE-focused engineering and validation methods for its steering and suspension portfolio. TC5863 is evaluated for temperature resistance and corrosion exposure, and its construction is based on dimensional and material analysis to support consistent fit and performance in service.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| No rows match your filter. | ||||