Centric 121.45049 Disc Brake Rotor - Rear

Overview of Centric C-TEK Standard Disc Brake Rotor 121.45049

The Centric C-TEK Standard Disc Brake Rotor 121.45049 is engineered for reliable braking performance on select Ford and Mazda vehicles. Designed as a solid rotor with a smooth surface, it provides consistent stopping power for models including the Ford Probe and Mazda Protege series.

• Compatible with Ford 626, Probe and Mazda MX-6, Protege, Protege5
• Solid disc brake rotor with smooth surface finish
• Nominal thickness of 0.394 inches (10.000 mm) and discard thickness of 0.315 inches (8.000 mm)
• Overall height of 1.583 inches (40.200 mm) and outside diameter of 10.276 inches (261.000 mm)
• Floating disc mounting design with 5 lug holes (0.512 inches / 13.000 mm diameter)
• Center hole diameter of 2.835 inches (72.000 mm) and mounting bolt hole circle diameter of 4.500 inches (114.300 mm)
• Weight approximately 9 lbs (4.090 kgs)
• ABS tone ring and bearings not included

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 fitment for various Ford and Mazda models. The 121.45049 rotor maintains precise dimensions and quality standards to ensure proper installation and consistent braking response.

Product Details and Specifications

This Centric disc brake rotor features a solid construction with a smooth surface type, optimized for standard braking systems without ABS tone rings. The rotor's nominal thickness is 0.394 inches (10.000 mm), with a discard thickness of 0.315 inches (8.000 mm), indicating when replacement is necessary to maintain safe braking. The overall height measures 1.583 inches (40.200 mm), and the outside diameter is 10.276 inches (261.000 mm), matching OEM dimensions for compatible vehicles.

The rotor mounts using a floating disc mounting system and includes five lug holes with a diameter of 0.512 inches (13.000 mm) arranged on a 4.500 inch (114.300 mm) bolt circle diameter. The center hole diameter is 2.835 inches (72.000 mm). This rotor does not include bearings or an ABS tone ring, so those components must be sourced separately if required.

Common Applications and Problem Solving

• Replacement for worn or warped rotors on Ford 626, Probe and Mazda MX-6, Protege, Protege5
• Addresses brake pulsation and vibration issues caused by uneven rotor surfaces
• Restores proper rotor thickness to ensure effective braking performance
• Eliminates brake noise related to rotor surface imperfections
• Supports safe stopping distances by maintaining OEM rotor specifications

Installation Notes and Tips

• Verify rotor dimensions and fitment with vehicle specifications before installation
• Ensure the rotor surface is clean and free of debris prior to mounting
• Use proper torque settings on lug nuts to avoid rotor warping
• Check for compatibility with existing brake pads and hardware
• Replace rotors in pairs to maintain balanced braking performance

Quality Assurance and Warranty

Centric provides quality-tested disc brake rotors manufactured to meet or exceed OEM standards. The C-TEK Standard Disc Brake Rotor 121.45049 undergoes rigorous inspection to ensure dimensional accuracy and material integrity. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or Centric directly for warranty terms.