BMW E60 E61 E63 E64 LCI M57N2 Power Steering Rack Expansion Hose Pipe 6775196

The BMW E60 E61 E63 E64 LCI M57N2 Power Steering Expansion Hose is an original part from the power steering pumps category, designed for the steering system of BMW models with the M57N2 engine after facelift. This used OEM component ensures proper fluid flow and expansion in the steering rack, contributing to stable power steering operation and predictable vehicle behavior.

Specifications and technical data

• SKU: rhd-6775196
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6775196
• Substitutable numbers: 32416775196, 6775196, KZ
• Category: Power Steering Pumps

Application in BMW E60, E61, E63, E64 LCI M57N2 Models

This expansion hose is designed to work with the steering rack and power steering system in facelifted BMW 5 Series (E60, E61) and 6 Series (E63, E64) models equipped with the M57N2 engine. It is responsible for the correct drainage and pressure stabilization of fluid within the steering gear, which is important for:

• maintaining adequate operating pressure in the power steering system,
• reducing cavitation and fluid foaming,
• decreasing the load on the power steering pump and steering rack.

Thanks to its precise fit for a specific generation and engine version, the hose integrates with factory mounting points and steering system geometry, facilitating installation and servicing.

Construction and Role of the Expansion Hose in the Power Steering System

The expansion hose in the power steering system acts as a connector between the steering gear and other hydraulic components. Its function is to:

• guide the power steering fluid in the steering rack area,
• compensate for pressure changes during pump operation and steering wheel movement,
• dampen hydraulic vibrations that could be transmitted to the steering wheel.

A properly selected, original hose helps maintain stable, predictable power steering operation, which translates to driving comfort and precision, especially at higher speeds and during maneuvers.

Benefits of Using an Original BMW Hose

Choosing a used, factory original expansion hose for your BMW power steering system offers several practical advantages:

• Full compatibility with the BMW steering system – maintaining original geometry, connection diameters, and mounting points.
• Reduced risk of leaks resulting from ill-fitting aftermarket replacements.
• Ability to use existing brackets and routing in the engine bay without modifications.
• Easier diagnostics – the part aligns with factory BMW service schematics.

For users who want to maintain power steering system consistency with factory specifications, using an original hose is a technically safe and predictable operational solution.

Condition, Selection, and Compatibility Verification

This part is a used component from a dismantled vehicle, offered as a used OEM BMW component. Before installation, a standard check of its seal, connection condition, and internal cleanliness is recommended, along with replacing the power steering fluid according to the manufacturer's service procedures.

To correctly select the expansion hose for a specific BMW model, it is advisable to use the OEM number and interchangeable part numbers visible in the product's technical specifications. The vehicle's VIN and a comparison of the hose's shape and length with the currently installed part can also be helpful.

If you want to better understand how to select parts using manufacturer numbers and vehicle identifiers, you can find practical tips in the guide How to Select the Right Car Part by VIN and OEM Number, which explains the compatibility verification process step-by-step.

Connection to the Vehicle's Fuel and Hydraulic Systems

Although the steering rack expansion hose operates within the power steering system, its performance is closely linked to the overall condition of the vehicle's hydraulics and fluid maintenance. Regular checks of seals, fluid quality, and hose condition are as important as servicing the fuel system – neglect can lead to accelerated wear of pumps, valves, and steering gears.

More information on the principles of diagnosing, repairing, and selecting hydraulic and fuel system components can be found in the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, which organizes key service topics.

Other BMW Power Steering Pumps

If you are also looking for other BMW power steering pumps for your car, check out the BMW power steering pumps available in our store, where you will find a wide selection of original steering hydraulics for this brand.