Understanding Electric Rack and Pinion Systems
Electric power steering rack and pinion systems have emerged as a significant advancement in steering technology. These systems integrate an electric motor with a rack and pinion mechanism, replacing the traditional hydraulic power steering systems. The electric motor provides assistance to the steering effort, enhancing handling and reducing driver fatigue.
The key features of electric rack and pinion systems include a 3.2 lock-to-lock ratio with a 65 amp motor, a prewired control module for easy integration, a total travel of 6.5 inches, and a low 9 amp draw for energy efficiency. Additionally, these systems offer adjustable assistance levels for customized driving experiences and are factory-calibrated for optimal performance.
Functionality and Benefits
The electric motor in the rack and pinion system amplifies the steering effort, controlled by an adjustable potentiometer. This allows for varying levels of assistance, ensuring optimal performance in different driving scenarios. The GPS auto-adjust feature automatically adjusts assistance based on vehicle speed, providing optimal steering feel at all times.
Electric rack and pinion systems offer numerous benefits, including improved fuel efficiency due to the elimination of hydraulic pumps and associated components. They also reduce maintenance costs and provide a smoother and more responsive steering experience. Additionally, these systems enable the integration of advanced driver assistance systems, such as lane departure warning and lane keeping assist.
Installation and Components
Installing an electric rack and pinion system typically requires welding and cutting. However, the process can vary depending on the specific vehicle make and model. The system includes an electric rack and pinion, a prewired control module, and may require additional components such as boots and tie rods. It is important to note that tie rod ends are not included and that the builder must fabricate their own support structure.
For specific technical drawings and measurements, it is recommended to contact the manufacturer. Product images may not represent the actual product precisely.
What is an electric power steering rack and pinion system?
An electric power steering rack and pinion system is a type of steering system that uses an electric motor to assist the driver in steering. This system eliminates the need for a hydraulic pump and associated components, resulting in improved fuel efficiency and reduced maintenance costs.
What are the key features of an electric power steering rack and pinion system?
Key features of an electric power steering rack and pinion system include:
- 3.2 lock-to-lock ratio with 65 amp motor
- Prewired control module for seamless integration
- Total travel of 6.5 inches
- Low 9 amp draw for energy efficiency
- Fully pre-wired and weatherproof construction (motor only)
- Adjustable assistance level to customize driving experience
- Factory-calibrated for optimal performance
How does an electric power steering rack and pinion system work?
When the driver turns the steering wheel, the position sensor detects the steering angle and transmits the signal to the electronic control unit (ECU). The ECU interprets the signal and determines the appropriate amount of assistance required. Subsequently, it activates the electric motor to provide the necessary torque to the steering rack.
What are the benefits of an electric power steering rack and pinion system?
Benefits of an electric power steering rack and pinion system include:
- Improved fuel efficiency
- Reduced maintenance costs
- Improved steering feel
- Integration of advanced driver assistance systems
What are the additional notes about an electric power steering rack and pinion system?
Additional notes about an electric power steering rack and pinion system include:
- Requires welding and cutting for installation
- Boots and tie rods can be purchased separately
- Tie rod ends are not included
- Builder must fabricate their own support structure

Characteristic | Advice/Key Points |
---|---|
Lock-to-lock ratio | 3.2 |
Motor | 65 amp |
Prewired control module | Seamless integration |
Total travel | 6.5 inches |
Draw | 9 amp |
Construction | Fully pre-wired and weatherproof (motor only) |
Assistance level | Adjustable |
Calibration | Factory-calibrated |
Installation | Requires welding and cutting |
Components | Electric rack and pinion, prewired control module |
Notes | Boots, tie rods, and tie rod ends not included |
Functionality | Amplifies steering effort with adjustable assistance |