Centric 123.63021 Brake Drum - Front or Rear

Overview of Centric C-TEK Standard Brake Drum 123.63021

The Centric C-TEK Standard Brake Drum 123.63021 is engineered for reliable braking performance on Jeep CJ5 and CJ7 models. Designed to meet OEM specifications, this brake drum ensures consistent fit and function for your vehicle's braking system.

• Compatible with Jeep CJ5 and CJ7 models
• Part number 123.63021 for precise identification
• Outside diameter of 13.430 inches (341.122 mm)
• Nominal drum diameter of 11.000 inches (279.400 mm)
• Maximum brake diameter (discard) at 11.060 inches (280.900 mm)
• Five bolt holes with a bolt circle diameter of 5.500 inches (139.700 mm)
• Floating mounting type with 0.640 inch (16.260 mm) mounting hole diameter
• Equipped with outer cooling fins for heat dissipation
• Friction surface width of 2.350 inches (59.690 mm)
• Height of 3.600 inches (91.440 mm)
• Hub hole/register diameter of 4.160 inches (105.664 mm)
• Weight approximately 20.05 lbs (9.114 kgs)

Detailed Product Description

This Centric brake drum, part number 123.63021, is designed specifically for Jeep CJ5 and CJ7 vehicles, providing a direct replacement that maintains the integrity of the original braking system. The drum features a nominal diameter of 11 inches and a maximum discard diameter of 11.060 inches, ensuring it meets wear limits for safe operation. The five-bolt hole pattern with a 5.5-inch bolt circle diameter matches factory specifications for secure mounting. The floating mounting type allows for proper alignment and reduces stress on the hub assembly.

Outer cooling fins are integrated into the design to enhance heat dissipation during braking, which helps maintain consistent performance and reduces the risk of brake fade. The friction surface width of 2.350 inches provides ample contact area for brake shoes, contributing to effective stopping power. With a height of 3.6 inches and a hub hole diameter of 4.160 inches, this brake drum fits precisely on the designated Jeep models.

About the C-TEK Standard Brake Drums Line

The C-TEK Standard Brake Drums line by Centric offers reliable, OEM-quality brake components designed to meet or exceed factory standards. This product line focuses on providing durable brake drums with precise fitment and consistent performance. The 123.63021 brake drum is part of this line, ensuring compatibility and quality for Jeep CJ5 and CJ7 owners seeking dependable replacement parts.

Common Applications and Problem Solving

• Replacement for worn or scored brake drums on Jeep CJ5 and CJ7
• Resolves issues with brake noise caused by uneven drum surfaces
• Addresses brake fade due to overheating with outer cooling fins
• Corrects vibration or pulsation from out-of-round drums
• Restores proper brake shoe contact and stopping power

Installation Notes and Tips

• Verify compatibility with Jeep CJ5 or CJ7 before installation
• Inspect wheel bearings and hub assembly during brake drum replacement
• Ensure mounting holes and bolt pattern align correctly with vehicle hub
• Check brake shoe condition and replace if necessary for optimal performance
• Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

Centric C-TEK Standard Brake Drums are manufactured to meet strict quality standards, ensuring durability and reliable performance. While specific warranty details for part number 123.63021 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.