Centric 905.47021 Disc Brake Kit - Front and Rear

Reliable Disc Brake Kit for Subaru Impreza and WRX STI

The Centric OE Grade - 4 Wheel Disc Brake Kit 905.47021 offers a comprehensive solution for maintaining optimal braking performance on Subaru Impreza and WRX STI models. Designed with vented rotors and premium friction material, this kit ensures consistent stopping power and durability.

• Includes front and rear vented disc brake rotors
• Front rotor outside diameter: 12.835 inches
• Rear rotor outside diameter: 12.445 inches
• Brake pads with positively molded construction and shims
• Natural iron rotor finish for corrosion resistance
• Centric premium friction material for reliable braking
• Sold as a complete 4 wheel disc brake kit
• No electronic wear sensor included

Product Line Overview: Centric OE Grade - 4 Wheel Disc Brake Kits

The Centric OE Grade - 4 Wheel Disc Brake Kits line is engineered to meet or exceed original equipment specifications. This product line focuses on providing vented iron rotors and premium friction brake pads designed for consistent performance and durability. The 905.47021 kit is tailored specifically for Subaru Impreza and WRX STI vehicles, ensuring proper fitment and reliable braking under various driving conditions.

Detailed Product Description

This disc brake kit features vented rotors both front and rear, which help dissipate heat effectively to reduce brake fade during extended use. The front rotors measure 12.835 inches in diameter, while the rear rotors are slightly smaller at 12.445 inches, matching Subaru’s original specifications. The brake pads included are positively molded and come with shims to minimize noise and vibration. The rotors have a natural iron finish that provides corrosion resistance without compromising braking performance. This kit does not include electronic wear sensors, making it compatible with vehicles that do not require this feature.

Common Applications and Issues Addressed

• Replacement of worn or warped rotors on Subaru Impreza and WRX STI
• Restoring braking performance due to pad wear or rotor damage
• Reducing brake noise and vibration with molded pads and shims
• Improving heat dissipation with vented rotor design
• Maintaining OEM fit and finish for reliable braking response

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Remove existing brake components carefully to avoid damage to calipers and brake lines. Clean the hub surface before mounting new rotors to prevent runout. When installing brake pads, verify that shims are properly positioned to reduce noise. It is recommended to torque all fasteners to manufacturer specifications and to perform a brake system bleed if necessary after installation.

Quality Assurance and Warranty

Centric OE Grade brake kits are manufactured to meet strict quality standards, using iron rotors and premium friction materials for consistent performance. While specific warranty details for part number 905.47021 should be confirmed with the supplier, Centric typically offers coverage against defects in materials and workmanship. Proper installation and maintenance are essential to ensure product longevity and safety.