Centric 121.47028 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.47028

The Centric C-TEK Standard Disc Brake Rotor 121.47028 is engineered for reliable braking performance on Subaru B9 Tribeca and Tribeca models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and stable stopping power under various driving conditions.

• Compatible with Subaru B9 Tribeca and Tribeca
• Part Number: 121.47028
• Vented disc brake rotor with straight vane design
• Outside diameter: 12.587 inches (319.7 mm)
• Nominal thickness: 0.709 inches (18.0 mm)
• Discard thickness: 0.630 inches (16.0 mm)
• Overall height: 2.665 inches (67.7 mm)
• 5 lug holes with 4.5 inch (114.3 mm) bolt circle diameter
• Center hole diameter: 2.283 inches (58.0 mm)
• Weight approximately 15.7 lbs (7.14 kgs)
• ABS tone ring not included

Details on C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric is designed to meet or exceed OEM specifications for standard replacement rotors. This product line focuses on delivering consistent braking performance with quality materials and precise manufacturing tolerances. The 121.47028 rotor features a vented design with straight vanes to improve airflow and heat dissipation, reducing the risk of brake fade during extended use. The smooth surface finish ensures even pad contact and wear, contributing to longer rotor and pad life.

Technical Specifications and Features

This vented rotor measures 12.587 inches in outside diameter and has a nominal thickness of 0.709 inches, with a discard thickness of 0.630 inches. The overall height is 2.665 inches, and it mounts using five lug holes arranged on a 4.5-inch bolt circle diameter. The center hole diameter is 2.283 inches, designed for a floating/dih disc mounting configuration. The rotor weighs approximately 15.7 pounds, balancing durability and performance without excessive weight. Note that this rotor does not include an ABS tone ring or bearings.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Subaru B9 Tribeca and Tribeca
• Addresses brake pulsation and vibration issues
• Restores proper braking performance and pedal feel
• Helps reduce brake fade caused by overheating
• Suitable for routine maintenance and brake system overhauls

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 0.630 inches before installation. Clean the rotor surface to remove any protective coatings or contaminants. Verify compatibility with your vehicle’s brake caliper and mounting hardware. Since this rotor does not include bearings or an ABS tone ring, reuse existing components or source separately if needed. Proper torque specifications should be followed for lug nuts to maintain safe and secure installation.

Quality Assurance and Warranty

Centric’s C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards, providing reliable performance and durability. While specific warranty details for part number 121.47028 should be confirmed with the supplier, Centric typically offers limited warranties covering defects in materials and workmanship. Using this rotor ensures adherence to Subaru’s braking system requirements for the B9 Tribeca and Tribeca models.