Centric 121.65052 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.65052

The Centric C-TEK Standard Disc Brake Rotor 121.65052 is engineered for reliable braking performance on select Ford and Mercury vehicles. Designed as a solid rotor with a smooth surface, it provides consistent stopping power for models like the Ford Explorer, Explorer Sport, Mountaineer, and Ranger.

• Compatible with Ford Explorer, Explorer Sport, Mountaineer, and Ranger
• Part number 121.65052 for precise identification
• Solid disc brake rotor with smooth surface finish
• Outside diameter of 11.220 inches (285.000 mm)
• Nominal thickness of 0.469 inches (11.900 mm) and discard thickness of 0.433 inches (11.000 mm)
• Overall height measures 2.299 inches (58.400 mm)
• Five lug holes with 0.571 inch (14.500 mm) diameter and 4.500 inch (114.300 mm) bolt circle diameter
• Center hole diameter of 2.807 inches (71.300 mm)
• Does not include ABS tone ring or bearings
• Weight approximately 12 lbs (5.450 kgs)

About the C-TEK Standard Disc Brake Rotors Line

The C-TEK Standard Disc Brake Rotors line by Centric offers a range of rotors designed to meet OEM specifications for standard braking applications. This product line focuses on solid rotors with smooth surfaces, providing dependable performance and durability for everyday driving conditions. The 121.65052 rotor fits within this line, delivering consistent braking for compatible Ford and Mercury models without additional features like ABS tone rings or venting.

Detailed Product Description

This Centric disc brake rotor is a solid type, meaning it does not have vented channels for cooling but maintains structural integrity for standard braking needs. The smooth surface finish ensures even pad contact and wear. With an outside diameter of 11.220 inches and a nominal thickness of 0.469 inches, it meets the precise dimensions required for proper fitment on Ford Explorer, Explorer Sport, Mountaineer, and Ranger vehicles. The rotor’s mounting specifications include five lug holes with a 4.500 inch bolt circle diameter and a center hole diameter of 2.807 inches, ensuring compatibility with the vehicle hubs. The discard thickness of 0.433 inches indicates the minimum safe thickness before replacement is necessary.

Common Applications and Issues Addressed

• Replacement for worn or warped rotors causing brake pulsation
• Restores proper braking performance on Ford Explorer and Mercury Mountaineer
• Addresses rotor thickness below manufacturer specifications
• Eliminates uneven brake pad wear due to rotor surface imperfections
• Suitable for routine maintenance or brake system overhaul on compatible models

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (0.433 inches) before installation
• Clean rotor surface to remove any protective coatings or debris prior to mounting
• Verify bolt hole alignment and lug hole diameter for proper fitment
• Check hub surface for rust or damage to ensure proper rotor seating
• Torque lug nuts to manufacturer specifications to avoid rotor warping

Quality Assurance and Warranty

Centric manufactures the C-TEK Standard Disc Brake Rotors to meet or exceed OEM standards for fit, form, and function. While specific warranty details for part number 121.65052 are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Users should consult product documentation or Centric directly for warranty terms related to this rotor.