Timken A4138 Steering Gear Worm Shaft Race

Timken Steering Gear Worm Shaft Race Overview

The Timken A4138 Steering Gear Worm Shaft Race is engineered for precise fitment in select Chrysler vehicles, including the Imperial, Newport, New Yorker, and Town & Country models. Designed to meet OEM specifications, this component ensures reliable steering performance and durability.

• Compatible with Chrysler Imperial, Newport, New Yorker, and Town & Country
• Part number A4138 for accurate identification
• Outside diameter measures 1.377 inches (34.99 mm)
• Width dimensions of 0.344 inches (8.73 mm) for proper seating
• Bearing cup radius options of 0.051 inches (1.30 mm) for precise bearing fit

Technical Specifications and Attributes

The Timken A4138 steering gear worm shaft race features an outside diameter of 1.377 inches (34.99 mm), providing a secure fit within the steering gear assembly. The width is specified at 0.344 inches (8.73 mm), ensuring proper alignment and support for the worm shaft. Additionally, the bearing cup radius is available in two measurements, 0.051 inches and 1.30 inches, to accommodate the bearing interface and maintain smooth rotational movement. These precise dimensions contribute to the overall stability and longevity of the steering gear system.

Application and Problem Resolution

This steering gear worm shaft race is specifically designed for use in Chrysler vehicles such as the Imperial, Newport, New Yorker, and Town & Country. It addresses common steering system issues including:

• Excessive play or looseness in the steering gear
• Uneven or rough steering wheel movement
• Noise or grinding sensations during steering operation
• Premature wear of steering gear components
• Steering misalignment or instability

Installation Notes and Tips

Proper installation of the Timken A4138 worm shaft race requires careful attention to the specified dimensions to ensure a secure fit. It is recommended to inspect the steering gear housing and worm shaft for wear or damage before installation. Use appropriate tools to press the race into place without causing deformation. Lubricate the bearing surfaces as specified by the vehicle manufacturer to promote smooth operation and prevent premature wear.

Quality Assurance and Warranty

Timken is a recognized manufacturer of precision bearing components, and the A4138 steering gear worm shaft race is produced to meet stringent quality standards. While specific warranty details may vary, Timken products typically come with a limited warranty against manufacturing defects. This part is manufactured to provide consistent performance and durability in Chrysler steering systems.