BBB Industries 513-0129 Steering Gear

Reman Steering Gear for Discovery

BBB Industries Reman Steering Gear Part Number 513-0129 is a remanufactured electric steering gear built for direct replacement service on select Land Rover Discovery models. It is specified for 1999-2004 Land Rover Discovery vehicles equipped with power steering, making it a fitment-focused solution for steering correction and restoration.

The BBB Industries Reman Steering Gear line is centered on remanufactured steering components that follow application-specific dimensions and connection points. For this unit, that includes a 4-hole mounting pattern, 36-spline input shaft, 32-spline output shaft, 8 mm pressure port thread size, 10 mm return port thread size, and an installation kit included for the job.

Key Features

• Part Number: 513-0129
• Remanufactured electric steering gear
• Fits 1999-2004 Land Rover Discovery, power steering applications
• Input shaft diameter: 0.68 in. / 17.27 mm
• Output shaft diameter: 1.5 in. / 38.1 mm
• Input shaft spline count: 36
• Output shaft spline count: 32
• Pressure port thread size: 8 mm
• Return port thread size: 10 mm
• Turns lock to lock: 3.938
• Installation kit included

Detailed Description

BBB Industries 513-0129 is a reman steering gear engineered for Land Rover Discovery steering systems that use electric assist and power steering. The unit is built around the original application’s mounting and shaft specifications, including four mounting holes, matched spline counts, and port sizes that support proper hydraulic/electrical system connection during replacement. This makes it a practical choice for restoring steering response on 1999-2004 Land Rover Discovery models.

This part cross-references Monroe Shocks & Struts (e.g., 172286) for the same application.

What It Helps Address

• Excessive steering play or looseness
• Uneven or inconsistent steering response
• Fluid leakage at steering gear connections
• Binding or rough steering feel
• Wear-related steering gear replacement on Land Rover Discovery vehicles

Installation Notes and Tips

Verify the vehicle is a 1999-2004 Land Rover Discovery with power steering before ordering. Match the input and output spline counts, shaft diameters, mounting-hole pattern, and port thread sizes to the original unit before installation. After replacement, inspect the steering system for proper alignment, secure connections, and correct fluid operation.

Quality Assurance

This BBB Industries reman steering gear is built as a remanufactured replacement component for application-specific service on Land Rover Discovery models. Part number 513-0129 is intended to meet the dimensional and connection requirements listed for the vehicle fitment shown.