Centric 123.61009 Brake Drum - Rear

Centric C-TEK Standard Brake Drum 123.61009

Centric C-TEK Standard Brake Drum 123.61009 is a rear brake drum for select Ford, Mercury, and Lincoln applications from 1973-1979. It is built with the dimensions and mounting details needed for direct replacement service on vehicles such as the Ford LTD, Mercury Marquis, and Lincoln Continental.

Key Features

• Nominal drum diameter: 11.050 in. / 280.700 mm
• Maximum brake diameter discard: 11.120 in. / 282.400 mm
• Outside diameter: 13.700 in. / 347.980 mm
• Friction surface width: 2.890 in. / 73.406 mm
• Height: 4.420 in. / 112.268 mm
• Hub hole/register: 3.070 in. / 77.978 mm
• 5-bolt pattern with 5.000 in. bolt circle diameter
• Floating mounting type with 0.550 in. mounting holes
• Outer cooling fins: Yes

Product Details

The Centric C-TEK Standard Brake Drums line is positioned as a practical replacement range that carries many of the dimensional and functional features expected in premium service parts. For rear brake service on classic Ford, Mercury, and Lincoln platforms, part number 123.61009 provides the key fitment geometry needed for proper drum-to-hub alignment and braking surface contact. This brake drum is listed for rear use on 1973-1979 Lincoln Continental, 1973-1978 Ford LTD, 1973-1978 Ford LTD Police Pkg, 1976-1978 Mercury Grand Marquis, 1976-1978 Mercury Marquis, 1973-1976 Ford Thunderbird, 1974-1976 Mercury Montego Police & Taxi, 1975 Mercury Grand Marquis, 1973-1975 Mercury Marquis, 1973-1974 Mercury Colony Park, and 1973 Mercury Montego Police Pkg. This part cross-references Anchor 2661 and Four Seasons 2661R for the same application.

Common Repair Uses

• Rear brake pulsation caused by drum wear or out-of-round condition
• Reduced braking performance from a worn friction surface
• Brake noise related to drum scoring or heat checking
• Service replacement for vehicles with rear drum brake systems
• Restoration work on Ford LTD, Mercury Marquis, and Lincoln Continental rear brake systems

Installation Notes

Verify the nominal drum diameter, maximum discard diameter, bolt circle, hub register, and mounting hole dimensions before installation. Confirm rear application and compare the existing drum to part number 123.61009 to ensure proper fit on the vehicle’s brake assembly. Inspect brake shoes, wheel cylinders, and related rear brake components during service so the new drum can seat correctly and wear evenly.

Quality Assurance

Centric’s C-TEK Standard Brake Drums are engineered as replacement brake components with the dimensional accuracy needed for service work on classic rear drum brake applications. The product line is built to deliver the core features expected in a dependable replacement drum for Ford, Mercury, and Lincoln vehicles.