BMW F87 Power Steering Rack Box Electrical Pinion Gear 8099562

BMW F87 Power Steering Rack Box Electrical Pinion Gear is a precision steering system component designed for installation on the front axle of the vehicle. Thanks to its integrated electrical control, it ensures smooth transmission of steering input to the wheels, stable vehicle handling, and predictable steering response in various road conditions.

Specifications and technical data

• SKU: 8099562
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8099562
• Substitutable numbers: 8099562, 32108099562, 8092392, 32108092392, 8073910, 32108073910
• Location on the vehicle: Front
• Category: Gearboxes, Racks & Pinions

Technical characteristics of the BMW F87 steering rack

The described steering rack belongs to the Steering gears and housings group and has been designed specifically for BMW F87 series vehicles. The use of electric power steering combined with a precision pinion gear allows for direct, predictable gear ratios, which translates into stable handling at both low and high speeds.

Its placement at the front of the vehicle means this component works directly with the suspension and steering column, responsible for proper wheel alignment and maintaining the driving path. The design intended for the specific BMW F87 platform ensures correct mounting points and compatibility with factory body and suspension components.

Function and role in the steering system

The electric steering rack with pinion gear plays a key role in driving safety and comfort. It is responsible for:

• transferring movement from the steering column to the front wheels while maintaining the appropriate gear ratio,
• working with the electric power steering system, which reduces the force required to turn the steering wheel,
• maintaining a stable driving path and proper wheel geometry,
• precise reactions to steering input, essential for dynamic driving.

Thanks to the use of the original BMW design, the steering system retains its factory operating parameters, and the vehicle's reactions remain consistent with the manufacturer's specifications.

Condition, fitment, and application

This element comes from the group of original BMW components and is offered in a used condition, which allows for an economical replacement of a damaged steering rack while maintaining compliance with factory specifications. Its intended use for front-of-vehicle mounting facilitates part selection based on the specific model and body version.

Before installation, it is recommended to verify compatibility with your specific vehicle and steering system configuration, as well as to perform standard service procedures, such as checking mounts, boots, and connections to the steering tie rods.

Benefits of using an original BMW steering rack

Using a steering rack dedicated to the BMW F87 allows for maintaining the consistency of the entire chassis system. The most important advantages include:

• factory fitment to the body and suspension structure,
• seamless cooperation with electric power steering and vehicle electronics,
• maintaining the predictable handling characteristic of BMW,
• the ability to restore proper steering system operation after damage or wear of the previous component.

For users expecting precise handling and driving stability, choosing an original steering rack from this group is a technically sound and long-term beneficial solution.

If you are planning a comprehensive repair or upgrade of the steering system area in your BMW and need other elements from the same group, such as gears, housings, or related mounting components, check out the available parts in the BMW steering gears and housings category.

Technical support and service knowledge

When working on the chassis and steering system, it is also worth paying attention to the condition of the suspension, as these elements directly interact with each other. To expand your knowledge on the diagnostics and operation of suspension components, you can use guide materials, such as the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers, which helps to better plan service work within the entire chassis system.