Centric 121.44135 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.44135

The Centric C-TEK Standard Disc Brake Rotor 121.44135 is engineered for reliable braking performance on Toyota Prius models. Designed as a vented rotor with a smooth surface, it offers consistent heat dissipation and stable stopping power under normal driving conditions.

• Compatible with Toyota Prius vehicles
• Part number: 121.44135
• Vented disc brake rotor design for improved cooling
• Nominal thickness of 0.862 inches (21.900 mm)
• Discard thickness of 0.787 inches (20.000 mm)
• Outside diameter of 10.039 inches (255.000 mm)
• Overall height of 1.941 inches (49.300 mm)
• Floating disc mounting style with 5 lug holes
• Straight vane style for efficient airflow
• Does not include ABS tone ring or bearings

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 121.44135 rotor features a vented design that helps dissipate heat more effectively than solid rotors, reducing the risk of brake fade during extended use. The smooth surface finish ensures proper pad bedding and consistent contact for reliable stopping power.

Technical Specifications and Features

This disc brake rotor has a nominal thickness of 0.862 inches (21.900 mm) and a discard thickness of 0.787 inches (20.000 mm), indicating the minimum thickness before replacement is necessary. The outside diameter measures 10.039 inches (255.000 mm), and the overall height is 1.941 inches (49.300 mm). It mounts using a floating disc mounting style with a 5-lug hole pattern, each lug hole measuring 0.571 inches (14.500 mm) in diameter, and a mounting bolt hole circle diameter of 3.937 inches (100.000 mm). The rotor includes two miscellaneous holes and features straight vanes to optimize airflow and cooling efficiency. The center hole diameter is 2.169 inches (55.100 mm). This rotor weighs approximately 10 lbs (4.55 kgs).

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Toyota Prius models
• 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 repairs

Installation Notes and Tips

Ensure the rotor thickness is measured before installation to confirm it meets or exceeds the discard thickness of 0.787 inches (20.000 mm). Clean the rotor surface to remove any protective coatings or contaminants before mounting. Verify compatibility with your Toyota Prius model year and brake system configuration. Since bearings and ABS tone rings are not included, reuse existing components or replace separately as needed. Proper torque specifications should be followed when tightening lug nuts to avoid rotor warping.

Quality Assurance and Warranty

Centric C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details for part number 121.44135 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. It is recommended to consult the product packaging or Centric’s official documentation for exact warranty terms.