BBB Industries 313-0173 Rack and Pinion Assembly

Overview of BBB Industries Reman Rack and Pinion Assembly

The BBB Industries Reman Rack and Pinion Assembly 313-0173 is designed specifically for Mercedes-Benz ML320 and ML430 models. This remanufactured hydraulic rack and pinion unit includes essential components to restore precise steering performance.

• Remanufactured hydraulic rack and pinion assembly
• Includes bushings and inner tie rods for complete installation
• Distance between mounting holes: 14.19 inches (360.426 mm)
• Input shaft diameter: 0.688 inches (17.463 mm), length: 1.438 inches (36.513 mm)
• Rack length: 40.875 inches (1038.225 mm)
• Pressure port thread size: M14x1.00; return port thread size: M16x1.00
• Turns lock to lock: 3.625
• Two mounting holes for secure fitment

About the Reman Rack and Pinion Product Line

The Reman Rack and Pinion line from BBB Industries offers remanufactured steering components that meet strict quality standards. This product line focuses on restoring original equipment performance by including critical parts such as bushings and inner tie rods, ensuring compatibility and reliable operation for vehicles like the Mercedes-Benz ML320 and ML430.

Detailed Product Description

This remanufactured rack and pinion assembly (part number 313-0173) is engineered for hydraulic steering systems found in Mercedes-Benz ML320 and ML430 models. The assembly features a rack length of 40.875 inches and a precise input shaft diameter of 0.688 inches, designed to match factory specifications. Included bushings and inner tie rods simplify installation and help maintain steering accuracy. The unit mounts securely with two mounting holes spaced 14.19 inches apart, and the pressure and return ports use standard thread sizes (M14x1.00 and M16x1.00 respectively). The steering ratio is calibrated with 3.625 turns lock to lock, providing responsive handling consistent with original equipment.

Common Applications and Issues Addressed

• Restores steering precision in Mercedes-Benz ML320 and ML430 vehicles
• Replaces worn or leaking hydraulic rack and pinion assemblies
• Eliminates excessive play or steering wheel vibration
• Corrects fluid leaks from pressure or return ports
• Improves overall steering response and safety

Installation Notes and Tips

• Verify compatibility with Mercedes-Benz ML320 or ML430 before installation
• Ensure hydraulic lines match M14x1.00 and M16x1.00 thread sizes
• Use included bushings and inner tie rods for proper fit and function
• Check mounting hole spacing of 14.19 inches for alignment
• Bleed the hydraulic steering system thoroughly after installation

Quality Assurance and Warranty

BBB Industries remanufactured rack and pinion assemblies undergo rigorous testing to meet OEM standards. The 313-0173 part is built to restore factory steering performance and durability. Warranty coverage details should be confirmed with the distributor or installer, as BBB Industries typically offers limited warranties on remanufactured steering components.