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Delphi TL421 Steering Center Link - Front
Delphi Steering Center Link TL421 Overview
The Delphi TL421 Steering Center Link is engineered for precise steering control and durability. Designed specifically for select BMW models, this component ensures reliable performance in your vehicle's front steering system.
- Constructed from high strength steel for enhanced durability
- Cataphoresis finish provides corrosion resistance and long service life
- Measures 23.445 inches in length with a maximum diameter of 1.496 inches
- Includes mounting hardware for straightforward installation
- Compatible with front position steering systems on BMW 524td, 528e, 533i, 535i, 635CSi, M5, and M6 models
Technical Specifications and Features
The TL421 steering center link features a robust design with a shaft diameter of 1.102 inches (28.0 mm) and stud thread diameters of 0.394 inches (10.0 mm). It includes two mounting holes with diameters of 0.543 inches (13.8 mm) and two mount studs, each with tapered ends measuring 0.496 inches (12.6 mm) and 0.559 inches (14.2 mm) respectively. The black cataphoresis finish enhances corrosion resistance, making it suitable for long-term use in demanding driving conditions. This standard replacement grade part meets OEM specifications for reliable fit and function.
Compatible BMW Models and Applications
This steering center link is compatible with a range of BMW vehicles, including the 524td, 528e, 533i, 535i, 635CSi, M5, and M6. It is designed for the front steering position, ensuring proper alignment and steering response. The Delphi TL421 is an ideal replacement part for maintaining the integrity of your BMW's steering gear and related components.
Common Issues Addressed by the TL421 Steering Center Link
- Steering play or looseness in the front end
- Uneven or unstable steering response
- Wear or damage to the original center link causing alignment problems
- Corrosion or deterioration of steering components
- Noise or vibration during steering maneuvers
Installation Notes and Tips
Installation of the Delphi TL421 steering center link requires basic mechanical skills and appropriate tools. The included mounting hardware simplifies the replacement process. It is recommended to inspect related steering components during installation and perform a wheel alignment afterward to ensure optimal steering performance and safety.
Quality Assurance and Warranty
Delphi manufactures the TL421 steering center link to meet stringent quality standards. The use of high strength steel and a protective cataphoresis finish ensures durability and resistance to corrosion. This part is a standard replacement grade component designed to match OEM specifications. Warranty coverage details should be confirmed with the point of purchase or Delphi directly.
| Brand | Delphi |
|---|---|
| Part Number | TL421 |
| Color | Black |
| Friction Material Thickness | Cataphoresis |
| Grade Type | Regular |
| Item Grade | Standard Replacement |
| Length | 23.445 |
| Material | High Strength Steel |
| Maximum Diameter | 1.496 |
| Mount Stud Quantity | 2 |
| Mounting Hardware Included | Yes |
| Mounting Hole Diameter | 0.543 |
| Mounting Hole Diameter | 13.8 |
| Mounting Hole Quantity | 2 |
| Position(s) | Front |
| Shaft Diameter | 1.102 |
| Shaft Diameter | 28.0 |
| Stud Tapered End 1 Diameter | 0.496 |
| Stud Tapered End 1 Diameter | 12.6 |
| Stud Tapered End 2 Diameter | 0.559 |
| Stud Tapered End 2 Diameter | 14.2 |
| Stud Thread Diameter | 0.394 |
| Stud Thread Diameter | 10.0 |
This part fits 22 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1989 | BMW | 635CSi | Front | |
| 1988 | BMW | 528e | Front | |
| 1988 | BMW | 635CSi | Front | |
| 1988 | BMW | M5 | Front | |
| 1988 | BMW | M6 | Front | |
| 1987 | BMW | 528e | Front | |
| 1987 | BMW | 535i | Front | |
| 1987 | BMW | 635CSi | Front | |
| 1987 | BMW | M6 | Front | |
| 1986 | BMW | 524td | Front | |
| 1986 | BMW | 528e | Front | |
| 1986 | BMW | 535i | Front | |
| 1986 | BMW | 635CSi | Front | |
| 1985 | BMW | 524td | Front | |
| 1985 | BMW | 528e | Front | |
| 1985 | BMW | 535i | Front | |
| 1985 | BMW | 635CSi | Front | |
| 1984 | BMW | 528e | Front | |
| 1984 | BMW | 533i | Front | |
| 1983 | BMW | 528e | Front | |
| 1983 | BMW | 533i | Front | |
| 1982 | BMW | 528e | Front |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.