
Original: $53.19
-65%$53.19
$18.62The Story
Reliable Window Motor and Regulator Assembly for Mazda RX-8
The ACI Window Assembly part number 389559 is a new power window motor and regulator designed specifically for the Mazda RX-8. Engineered with a hardened steel gear, this assembly ensures durability and smooth operation for your vehicle's window system.
- New power window motor and regulator assembly
- Hardened steel gear for enhanced strength and longevity
- Meets or exceeds OEM specifications for reliable performance
- Designed for Mazda RX-8 window replacement
- Part number 389559 for precise fit and compatibility
About the ACI Window Assembly Product Line
The ACI Window Assembly line focuses on delivering quality window motor and regulator assemblies that meet or exceed original equipment manufacturer standards. This product line is tailored to provide dependable power window solutions, combining durable materials like hardened steel gears with precise engineering to ensure proper fitment and function in specific vehicle models such as the Mazda RX-8.
Product Details and Features
This window motor and regulator assembly features a hardened steel gear that offers increased resistance to wear and tear, contributing to a longer service life. The assembly is a power type, providing smooth and consistent window operation without express up or down functionality. As a new component, it replaces worn or faulty window motors and regulators to restore proper window movement. The part number 389559 confirms compatibility with Mazda RX-8 models, ensuring a direct fit and reliable performance.
Common Applications and Problem Solving
- Replaces malfunctioning or non-responsive power window motors
- Fixes windows that move slowly or get stuck
- Resolves grinding or unusual noises during window operation
- Addresses window regulator failures causing uneven or no window movement
- Restores power window functionality in Mazda RX-8 vehicles
Installation Notes and Tips
Installation of the ACI window motor and regulator assembly should be performed by a qualified technician familiar with Mazda RX-8 door components. Ensure the vehicle’s battery is disconnected before beginning to avoid electrical hazards. Verify the part number 389559 matches the original component to guarantee proper fitment. Careful alignment of the regulator and motor assembly is essential for smooth window operation.
Quality Assurance and Warranty
This ACI Window Assembly part meets or exceeds OEM standards, providing assurance of quality and durability. As a new component, it is manufactured to strict specifications to ensure reliable performance in the Mazda RX-8. Please refer to the manufacturer’s warranty policy for specific coverage details.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Reliable Window Motor and Regulator Assembly for Mazda RX-8
The ACI Window Assembly part number 389559 is a new power window motor and regulator designed specifically for the Mazda RX-8. Engineered with a hardened steel gear, this assembly ensures durability and smooth operation for your vehicle's window system.
- New power window motor and regulator assembly
- Hardened steel gear for enhanced strength and longevity
- Meets or exceeds OEM specifications for reliable performance
- Designed for Mazda RX-8 window replacement
- Part number 389559 for precise fit and compatibility
About the ACI Window Assembly Product Line
The ACI Window Assembly line focuses on delivering quality window motor and regulator assemblies that meet or exceed original equipment manufacturer standards. This product line is tailored to provide dependable power window solutions, combining durable materials like hardened steel gears with precise engineering to ensure proper fitment and function in specific vehicle models such as the Mazda RX-8.
Product Details and Features
This window motor and regulator assembly features a hardened steel gear that offers increased resistance to wear and tear, contributing to a longer service life. The assembly is a power type, providing smooth and consistent window operation without express up or down functionality. As a new component, it replaces worn or faulty window motors and regulators to restore proper window movement. The part number 389559 confirms compatibility with Mazda RX-8 models, ensuring a direct fit and reliable performance.
Common Applications and Problem Solving
- Replaces malfunctioning or non-responsive power window motors
- Fixes windows that move slowly or get stuck
- Resolves grinding or unusual noises during window operation
- Addresses window regulator failures causing uneven or no window movement
- Restores power window functionality in Mazda RX-8 vehicles
Installation Notes and Tips
Installation of the ACI window motor and regulator assembly should be performed by a qualified technician familiar with Mazda RX-8 door components. Ensure the vehicle’s battery is disconnected before beginning to avoid electrical hazards. Verify the part number 389559 matches the original component to guarantee proper fitment. Careful alignment of the regulator and motor assembly is essential for smooth window operation.
Quality Assurance and Warranty
This ACI Window Assembly part meets or exceeds OEM standards, providing assurance of quality and durability. As a new component, it is manufactured to strict specifications to ensure reliable performance in the Mazda RX-8. Please refer to the manufacturer’s warranty policy for specific coverage details.
























