Centric 122.76001 Brake Drum - Front or Rear

Overview of Centric Premium Brake Drums 122.76001

The Centric Premium Brake Drum 122.76001 is engineered for reliable braking performance in various vehicle applications. Designed with precise dimensions and quality materials, this brake drum supports consistent stopping power and durability.

• Nominal drum diameter: 12.598 inches (320.80 mm)
• Maximum brake diameter (discard): 12.657 inches (321.50 mm)
• Outside diameter: 14.570 inches (370.078 mm)
• Bolt hole quantity: 6 with 0.89 inch (22.610 mm) diameter
• Bolt circle diameter: 8.750 inches (222.250 mm)
• Friction surface width: 4.50 inches (114.3 mm)
• Height: 7.560 inches (192.024 mm)
• Hub hole diameter: 6.770 inches (171.958 mm)
• Mounting type: Floating
• Weight: 52.4 lbs (23.818 kgs)

Details on 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 dimensional accuracy and material quality to ensure consistent fitment and performance. The 122.76001 brake drum is part of this line, offering reliable braking surfaces and proper mounting features for compatible vehicles.

Technical Description and Specifications

This brake drum features a nominal diameter of approximately 12.6 inches, with a maximum discard diameter just above 12.65 inches, indicating the wear limit for safe operation. The outside diameter measures roughly 14.57 inches, providing adequate surface area for heat dissipation despite the absence of outer cooling fins. The drum includes six bolt holes arranged on an 8.75-inch bolt circle diameter, with mounting holes sized at 0.89 inches, suitable for vehicles requiring a floating mounting type. The friction surface width of 4.5 inches ensures sufficient contact area for brake shoes, contributing to effective braking force. The hub hole diameter of 6.77 inches allows for proper alignment on the axle hub, and the overall height of 7.56 inches supports compatibility with various brake assemblies.

Common Applications and Problem Solving

• Replacement for worn or scored brake drums on compatible vehicles
• Restores proper brake shoe contact and stopping power
• Addresses brake pulsation caused by uneven drum wear
• Eliminates noise and vibration from damaged or out-of-round drums
• Supports safe braking by maintaining correct drum dimensions within discard limits

Installation Notes and Tips

• Verify bolt hole pattern and mounting type before installation
• Measure drum diameter to ensure replacement is within discard limits
• Clean mounting surfaces and hub to prevent misalignment
• Use proper torque specifications on mounting bolts to avoid warping
• Inspect brake shoes and hardware during drum replacement for optimal performance

Quality Assurance and Warranty

Centric Premium Brake Drums are manufactured to meet stringent quality standards, ensuring dimensional accuracy and material integrity. The 122.76001 brake drum undergoes rigorous testing to comply with OEM specifications. While specific warranty details are not provided here, Centric typically offers coverage against manufacturing defects. It is recommended to consult product documentation or the manufacturer for exact warranty terms.