Centric 123.66044 Brake Drum - Rear

Overview of Centric C-TEK Standard Brake Drum 123.66044

The Centric C-TEK Standard Brake Drum 123.66044 is engineered for reliable braking performance on Chevrolet and GMC trucks. Designed specifically for models like the Sierra 1500, Sierra 1500 Classic, Silverado 1500, and Silverado 1500 Classic, this brake drum meets precise fitment and durability requirements.

• Compatible with Chevrolet and GMC Sierra 1500 and Silverado 1500 models
• Part number 123.66044 for exact replacement
• Nominal drum diameter of 11.614 inches (295.0 mm)
• Outside diameter measures 13.220 inches (335.788 mm)
• Friction surface width of 2.980 inches (75.692 mm)
• 6 bolt holes with a bolt circle diameter of 5.5 inches (139.7 mm)
• Floating mounting type with 0.640 inch (16.26 mm) mounting hole diameter
• Weight approximately 23 lbs (10.455 kgs)

Details on C-TEK Standard Brake Drums Product Line

The C-TEK Standard Brake Drums line by Centric is designed to provide dependable, OEM-quality replacement parts for light trucks and SUVs. This product line focuses on maintaining original equipment specifications, ensuring proper fit and function. The 123.66044 brake drum is part of this line, offering consistent dimensions and performance characteristics to match factory standards for Chevrolet and GMC full-size pickups.

Technical Specifications and Features

This brake drum features a nominal diameter of 11.614 inches (295 mm) and an outside diameter of 13.220 inches (335.788 mm), providing the correct size for proper brake shoe contact. The friction surface width of 2.980 inches (75.692 mm) supports effective braking force distribution. It includes six bolt holes arranged on a 5.5-inch (139.7 mm) bolt circle diameter, compatible with the specified Chevrolet and GMC models. The floating mounting type and mounting hole diameter of 0.640 inches (16.26 mm) ensure secure installation. Weighing approximately 23 pounds (10.455 kgs), this brake drum balances durability with manageable weight for ease of handling.

Common Applications and Problem Solving

• Replacement for worn or scored brake drums on Chevrolet Sierra 1500 and Silverado 1500 trucks
• Resolves issues with brake noise caused by uneven drum surfaces
• Addresses reduced braking efficiency due to drum diameter wear beyond discard limits
• Corrects vibration or pulsation during braking from out-of-round drums
• Restores proper brake shoe contact and stopping power

Installation Notes and Tips

Ensure the brake drum is compatible with your vehicle’s make and model before installation. Verify the bolt hole pattern and mounting hole diameter match your existing setup. Clean the hub surface thoroughly to prevent misalignment. Use proper torque specifications on mounting bolts to avoid warping. It is recommended to inspect brake shoes and hardware during installation for optimal performance.

Quality Assurance and Warranty

Centric’s C-TEK Standard Brake Drums are manufactured to meet or exceed OEM specifications, ensuring consistent quality and fit. The 123.66044 brake drum undergoes rigorous quality control to maintain dimensional accuracy and material integrity. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Consult product documentation or Centric directly for warranty terms.