Dorman 926-478 Parking Brake Actuator - Rear Right

Reliable Parking Brake Actuator for Subaru Vehicles

The Dorman 926-478 parking brake actuator is designed to provide precise and consistent performance for select Subaru models. Engineered to meet OEM specifications, this actuator ensures proper parking brake function for your Subaru Ascent, Crosstrek, Legacy, Outback, and WRX.

• Compatible with Subaru Ascent, Crosstrek, Legacy, Outback, and WRX models
• Durable plastic housing with a length of 110 mm
• 6 spline quantity for secure mechanical engagement
• One female rectangular electrical connector with black color
• Two male blade-type electrical terminals for reliable connectivity
• Includes one parking brake motor; mounting hardware and wire harness not included

Technical Details of the Dorman 926-478 Parking Brake Actuator

This parking brake actuator features a plastic housing measuring 110 mm in length, designed to withstand typical operating conditions while maintaining a lightweight profile. The actuator incorporates six splines to ensure a secure mechanical connection within the parking brake system. Electrical connectivity is provided through a single black, rectangular female connector equipped with two male blade terminals, facilitating straightforward integration with the vehicle's wiring harness. Note that mounting hardware and wire harness are not included with this part.

Applications and Common Issues Addressed

The Dorman 926-478 parking brake actuator is compatible with various Subaru models, including the Ascent, Crosstrek, Legacy, Outback, and WRX. It is intended to replace faulty or worn actuators that may cause:

• Inconsistent or non-functional parking brake engagement
• Warning lights related to the parking brake system
• Unusual noises during parking brake operation
• Failure of the parking brake to hold the vehicle stationary
• Electrical connection issues within the parking brake actuator

Installation Notes and Tips

Installation of the Dorman 926-478 parking brake actuator requires basic mechanical and electrical knowledge. Ensure the vehicle is securely lifted and the parking brake system is disengaged before removal. Since mounting hardware and wire harness are not included, retain original components or source replacements as needed. Verify the electrical connector matches the vehicle’s wiring harness to avoid compatibility issues. Follow manufacturer torque specifications when securing the actuator.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 926-478 parking brake actuator undergoes rigorous quality control testing to ensure proper fit and function. This part is backed by Dorman’s limited warranty, covering defects in material and workmanship under normal use conditions.