Peugeot 307 Power Steering Rack Pinion Box Gear Assembly 4000ZP

Peugeot 307 Power Steering Rack Pinion Box Gear Assembly with rack and pinion gear unit is a component from the Steering gears and housings group, designed for the power steering system in this model. This used OEM sub-assembly ensures factory wheel alignment geometry, correct gear ratio, and consistency with the original suspension and body system.

Specifications and technical data

• SKU: rhd-4000ZP
• Mark: Peugeot
• Condition: Used
• OEM Part Number: 4000ZP
• Substitutable numbers: 4000ZP, KD
• Category: Gearboxes, Racks & Pinions

Technical characteristics and purpose

The offered steering gear assembly is a complete mechanism responsible for transferring movement from the steering column to the front wheel knuckles. The design, based on a rack and pinion gear, works with the power steering system, ensuring precise vehicle control and predictable response to steering inputs.

The component comes from the Peugeot line, which guarantees compatibility with factory mounting points, the correct rack length, and properly selected gear ratios. As a result, the original handling characteristics are maintained without the need for modifications to the suspension or steering system structure.

Benefits of using an original steering gear

Using an original steering gear in a Peugeot 307 allows for maintaining the consistency of the entire chassis system. In practice, this means:

• stable tracking at higher speeds,
• repeatable, predictable response to steering inputs,
• proper cooperation with the factory power steering,
• perfect fit with stock suspension and body components.

For workshops and users, this means easier installation, no need for mounting modifications, and a reduced risk of wheel alignment issues after replacement.

Condition, verification, and service application

The steering gear is used, making it an attractive cost-effective solution while maintaining the original design. Such components are frequently used in professional workshops for post-accident repairs, mechanical damage to the steering system, or excessive play in the gear.

Before installation, a standard service procedure is recommended: checking for leaks, operating play, the condition of the boots, and steering tie rod ends. A properly selected and prepared steering gear helps restore correct vehicle handling and power steering comfort.

Application in the Peugeot 307 steering system

The offered component is designed for installation in the Peugeot 307 steering system, where it works with the steering column, tie rods, and knuckles. Thanks to the preservation of factory design parameters, the steering gear performs well in both daily city driving and extra-urban driving, where stability and steering precision are important.

Replacing the steering gear is particularly recommended in the case of noticeable play in the steering wheel, uneven resistance when turning, knocking sounds in the front of the vehicle, or power steering leaks. Using an original sub-assembly helps reduce diagnostic time and the need for fitting aftermarket parts.

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

For users interested in comparing solutions used in different brands and equipment versions, including manufacturers' sports lines, an article describing the differences in design and application of components may be helpful – you can find it here: BMW M Performance: how do BMW M components differ from standard ones?.