Delphi TBR4223 Rack and Pinion Bellows Kit - Front

Delphi Rack and Pinion Bellows Kit Overview

The Delphi TBR4223 Rack and Pinion Bellows Kit is designed for front steering systems on select BMW models. This universal fit bellows kit provides essential protection for the steering rack, helping maintain smooth and reliable steering performance.

• Universal fit for front steering rack applications
• Black bellows with 210 mm length for durable coverage
• Bellows end diameters: 14.0 mm and 60.0 mm for secure fitment
• Standard replacement grade for reliable performance
• Mounting hardware not included

Product Details and Specifications

The Delphi TBR4223 features a black rubber bellows measuring 210 mm in length, designed to shield the rack and pinion assembly from dirt, debris, and moisture. The bellows have two distinct inside diameters—14.0 mm on one end and 60.0 mm on the other—ensuring a proper seal and fit on the steering rack components. This kit is a standard replacement part, suitable for maintaining the integrity of the steering system without requiring additional mounting hardware.

Compatible BMW Models and Applications

This rack and pinion bellows kit is compatible with various BMW models, including the 325i, 330i, 335d, 335i, and X1. It is specifically designed for front steering positions, making it a practical choice for owners seeking a reliable replacement part for their BMW steering system.

Common Issues Addressed by the Bellows Kit

• Prevents contamination of the steering rack from dirt and debris
• Protects against moisture intrusion that can cause corrosion
• Helps maintain proper lubrication within the steering assembly
• Reduces premature wear of rack and pinion components
• Prevents damage from road debris and environmental exposure

Installation Notes and Tips

Installation of the Delphi TBR4223 requires removal of the old bellows and careful fitting of the new bellows over the rack and pinion assembly. Since mounting hardware is not included, ensure existing clamps or fasteners are in good condition or replaced as needed. Proper alignment of the bellows ends with the specified diameters (14.0 mm and 60.0 mm) is critical for a secure fit and effective sealing.

Quality Assurance and Warranty

Delphi manufactures the TBR4223 to meet standard replacement part specifications, ensuring dependable performance and durability. While mounting hardware is not included, the bellows kit is engineered to provide consistent protection for the steering rack. Warranty coverage details should be confirmed with the point of purchase or Delphi directly.