Centric 121.65148 Disc Brake Rotor - Front

Overview of Centric C-TEK Standard Disc Brake Rotor 121.65148

The Centric C-TEK Standard Disc Brake Rotor 121.65148 is engineered for reliable braking performance on Ford Transit-350 and Transit-350 HD models. Designed to meet OEM specifications, this vented rotor ensures consistent heat dissipation and durability under demanding driving conditions.

• Compatible with Ford Transit-350 and Transit-350 HD
• Vented disc brake rotor with pillar vane style for improved cooling
• Outside diameter of 12.126 inches (308 mm) for precise fitment
• Nominal thickness of 1.220 inches (31 mm) with discard thickness at 1.102 inches (28 mm)
• 5 mounting bolt holes with 1.5 mm thread pitch
• Center hole diameter of 3.528 inches (89.6 mm) for accurate hub alignment
• Overall height of 2.409 inches (61.2 mm) and weight approximately 24.65 lbs (11.18 kgs)
• Smooth surface type and disc mounting behind the hub

Product Line Details: C-TEK Standard Disc Brake Rotors

The C-TEK Standard Disc Brake Rotors line by Centric offers rotors manufactured to meet or exceed OEM standards. This product line focuses on providing dependable braking components with precise dimensions and quality materials. The 121.65148 rotor features vented construction with pillar-style vanes, which enhances heat dissipation and reduces brake fade, making it suitable for heavy-duty applications like the Ford Transit-350 and Transit-350 HD.

Technical Description and Specifications

This Centric disc brake rotor is vented with 90 OEM vane count pillars, promoting efficient airflow to maintain optimal operating temperatures. The rotor’s smooth surface ensures consistent pad contact and braking performance. With a mounting bolt hole circle diameter of 4.472 inches (113.6 mm) and 5 bolt holes, it fits securely on the vehicle’s hub. The rotor’s overall height and center hole diameter are designed for exact OEM fitment, ensuring proper installation and function. Note that this rotor does not include an ABS tone ring or bearings.

Applications and Problem Solving

• Replacement for worn or warped rotors on Ford Transit-350 and Transit-350 HD
• Addresses brake pulsation caused by uneven rotor thickness
• Improves heat dissipation to reduce brake fade during heavy use
• Restores braking performance compromised by rotor surface damage
• Ensures proper fitment and alignment for safe braking operation

Installation Notes and Tips

When installing the Centric C-TEK Standard Disc Brake Rotor 121.65148, ensure the mounting surface is clean and free of debris. Verify the rotor thickness before installation to confirm it is above the discard thickness of 1.102 inches (28 mm). Use the correct torque specifications for the 5 mounting bolts with a 1.5 mm thread pitch. Since this rotor mounts behind the hub, proper alignment is critical for optimal performance. It is recommended to replace brake pads simultaneously to ensure even wear.

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet strict quality standards, ensuring durability and consistent braking performance. While specific warranty details for part number 121.65148 are not provided here, Centric typically offers coverage against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.