Delphi TC1476 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Rearward

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC1476 suspension control arm and ball joint assembly is designed for precise fitment on select BMW models, including the 128i, 135i, 135is, 323i, 325i, 328i, 330i, 335d, 335i, 335is, X1, and Z4. This front left lower rearward control arm offers a reliable replacement option engineered to maintain suspension geometry and vehicle handling.

• Pre-greased for immediate use and reduced maintenance
• Includes grease fitting for easy lubrication
• Equipped with neoprene rubber bushings for durability and noise reduction
• Press-in ball joint mounting type for secure fitment
• Constructed from casting and forged 6082 aluminum alloy for strength and corrosion resistance
• Standard replacement grade for dependable performance
• Finished in white for corrosion protection and visual inspection

Technical Details and Construction

The Delphi TC1476 control arm features a robust casting and forging process using 6082 aluminum alloy, known for its balance of strength and lightweight properties. The assembly comes pre-greased and includes a grease fitting, allowing for straightforward maintenance and extended service life. Neoprene rubber bushings are integrated to absorb vibrations and reduce noise, enhancing ride comfort. The ball joint is press-in mounted, ensuring a secure and precise connection to the suspension system. This control arm is designed specifically for the front left lower rearward position, matching the exact specifications required by compatible BMW models.

Compatible BMW Models and Applications

This suspension control arm and ball joint assembly is compatible with a range of BMW vehicles, including:

• BMW 128i, 135i, 135is
• BMW 323i, 325i, 328i, 330i
• BMW 335d, 335i, 335is
• BMW X1 and Z4 models

It is intended as a direct replacement for the front left lower rearward suspension component, helping to restore proper alignment and handling characteristics.

Common Issues Addressed by This Control Arm

• Worn or damaged bushings causing suspension noise or vibration
• Loose or failing ball joints affecting steering stability
• Corroded or weakened control arm compromising suspension integrity
• Misalignment leading to uneven tire wear
• Reduced handling performance and ride quality

Installation Notes and Tips

Installation of the Delphi TC1476 control arm requires removal of the existing front left lower rearward suspension arm. Since mounting hardware is not included, reuse of original bolts and nuts is necessary or purchase of appropriate hardware separately. The pre-greased ball joint and included grease fitting facilitate lubrication during installation and future maintenance. Proper torque specifications should be followed to ensure secure fitment and suspension performance. Alignment check and adjustment after installation are recommended to maintain vehicle handling and tire wear.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The TC1476 control arm assembly is a standard replacement grade part, engineered for durability and consistent performance. While specific warranty details are not provided, Delphi products typically come with manufacturer-backed quality assurance to support reliability in service.