Centric 122.66044 Brake Drum - Rear

Overview of Centric Premium Brake Drum 122.66044

The Centric Premium Brake Drum 122.66044 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 122.66044 ensures exact replacement fit
• Nominal drum diameter of 11.614 inches (295 mm)
• Outside diameter approximately 13.22 inches (336 mm)
• 6 bolt holes with a 5.5-inch (139.7 mm) bolt circle diameter
• Friction surface width near 2.98 inches (75.7 mm)
• Floating mounting type with 0.64-inch (16.26 mm) mounting hole diameter
• Weight of 23 lbs (10.455 kgs) for balanced performance

Detailed Product Description

This Centric Premium Brake Drum 122.66044 is manufactured to meet the exact specifications required for Chevrolet and GMC full-size pickup trucks, including the Sierra 1500 and Silverado 1500 series. The drum features a nominal diameter of 11.614 inches (295 mm) and an outside diameter of approximately 13.22 inches (336 mm), providing the correct size for optimal brake shoe contact and heat dissipation. The 6-bolt hole configuration with a 5.5-inch bolt circle diameter ensures secure mounting and compatibility with the vehicle’s hub assembly. The friction surface width of nearly 3 inches (75.7 mm) supports effective braking force distribution. This brake drum uses a floating mounting type and includes two miscellaneous holes for additional mounting or sensor integration. Weighing 23 pounds, it balances durability with manageable weight for installation and vehicle dynamics.

Centric Premium Brake Drums Product Line

The Centric Premium Brake Drums line focuses on delivering precision-engineered brake components that meet or exceed OEM specifications. This product line emphasizes consistent fitment, reliable performance, and durability for a range of vehicle applications. The 122.66044 brake drum is part of this line, offering a direct replacement solution for Chevrolet and GMC trucks requiring dependable braking components without modification.

Common Applications and Problem Solving

• Replacement for worn or scored brake drums on Chevrolet Sierra 1500 and Silverado 1500 models
• Addresses brake pulsation caused by uneven drum surfaces
• Resolves noise issues related to damaged or out-of-round drums
• Improves braking consistency and pedal feel
• Restores proper brake shoe contact and reduces stopping distances

Installation Notes and Tips

• Verify part number 122.66044 matches vehicle specifications before installation
• Inspect hub and wheel bearings for wear during brake drum replacement
• Ensure mounting holes and bolt circle diameter align correctly for secure fit
• Check brake shoes and hardware for wear and replace if necessary
• Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

Centric Premium Brake Drums are manufactured under strict quality control standards to ensure durability and performance. Each brake drum undergoes dimensional inspections and material testing to meet OEM requirements. While specific warranty details are not provided here, Centric typically offers limited warranties covering defects in materials and workmanship. Refer to Centric’s official documentation for complete warranty information.