Centric 123.61011 Brake Drum - Rear

Centric C-TEK Rear Brake Drum Overview

Centric C-TEK Standard Brake Drums are built for direct rear brake service on select classic Ford, Lincoln, and Mercury applications. Part number 123.61011 is a 5-lug brake drum with an 11.000 in nominal drum diameter, 12.800 in outside diameter, and floating mounting type for the listed rear fitments.

The C-TEK brake drum line is positioned as a standard replacement option that carries many of the practical features found in premium replacement parts. For shoppers searching for a rear brake drum for 1969-1972 Ford LTD, 1969-1972 Ford Thunderbird, or 1970-1972 Lincoln Continental applications, 123.61011 provides the dimensional and fitment details needed for a confident match.

Key Features

• Part number: 123.61011
• Brand line: Centric C-TEK Standard Brake Drums
• Rear brake drum for select Ford, Lincoln, and Mercury vehicles
• 5 bolt holes with 4.500 in bolt circle diameter
• 11.000 in nominal drum diameter and 11.120 in maximum brake diameter discard spec
• 12.800 in outside diameter and 3.600 in overall height
• 2.850 in friction surface width
• 2.780 in hub hole/register diameter
• Outer cooling fins included
• Floating mounting type

Product Details

Centric’s C-TEK Standard Brake Drums are made for straightforward brake service where correct dimensions matter. This drum measures 325.120 mm outside diameter, 279.400 mm nominal drum diameter, and 72.390 mm friction surface width, with a 70.612 mm hub hole/register and 15.750 mm mounting hole diameter. The outer cooling fins help support heat management during repeated braking, while the floating mounting design matches the listed rear applications.

Fits 1969-1972 Ford LTD, rear. Fits 1969-1972 Ford Thunderbird, rear. Fits 1970-1972 Lincoln Continental, rear. Fits 1969-1972 Mercury Colony Park, rear. Fits 1969-1972 Mercury Marquis, rear. Fits 1969-1970 Mercury Marauder, rear. Fits 1973-1975 Mercury Montego, rear. Fits 1972 Mercury Montego, rear with Police Pkg.

This part cross-references Anchor 8832 for the same application.

What It Helps Address

• Rear brake drum wear that can affect braking consistency
• Out-of-spec drum diameter that can interfere with proper brake service
• Heat buildup concerns during repeated stop-and-go braking
• Brake pulsation or uneven rear braking caused by worn drum surfaces
• Fitment issues on listed classic Ford, Lincoln, and Mercury rear brake applications

Installation Notes

Verify the vehicle’s rear brake configuration, bolt pattern, and hub register before installation. Compare the existing drum’s diameter and mounting dimensions against the published specifications for 123.61011, especially on older vehicles where prior repairs or axle changes may affect fitment. After installation, inspect brake shoe contact and adjust the rear brakes according to the vehicle service procedure.

Quality Assurance

Centric markets the C-TEK brake drum line as a standard replacement series that incorporates many of the features associated with premium replacement parts. Part number 123.61011 is cataloged with detailed dimensional data and confirmed vehicle fitment for the listed rear applications.