Centric 123.51003 Brake Drum - Rear

Centric C-TEK Brake Drum for Hyundai Sonata

Centric C-TEK Standard Brake Drum 123.51003 is a rear brake drum for 1994-1998 Hyundai Sonata applications. It is built to match key replacement dimensions for a direct-fit service part, with a 9.000 in nominal drum diameter and a 10.713 in outside diameter.

The C-TEK Standard Brake Drums line focuses on practical OE-style replacement coverage with the core features needed for everyday brake service. For Hyundai Sonata rear brake drum replacement, this part number 123.51003 provides the dimensional profile and mounting layout expected for the listed application.

Key Features

• Rear brake drum for 1994-1998 Hyundai Sonata
• Centric C-TEK Standard Brake Drums product line
• Nominal drum diameter: 9.000 in (228.600 mm)
• Maximum brake diameter discard: 9.079 in (230.600 mm)
• Outside diameter: 10.713 in (272.100 mm)
• Friction surface width: 2.142 in (54.400 mm)
• Height: 2.504 in (63.600 mm)
• 4-bolt pattern with 4.500 in bolt circle diameter
• Hub hole/register: 3.540 in (89.920 mm)
• Floating mounting type
• Outer cooling fins: No

Product Details

Centric 123.51003 is a brake drum engineered around the listed Hyundai Sonata rear fitment and the dimensional requirements of the braking system. The drum uses a 4-bolt layout, 12.500 mm mounting hole diameter, and 2 misc holes, with a friction surface width of 54.400 mm to support consistent shoe contact. Its compact 2.360 lb weight and standard drum geometry make it a straightforward replacement choice for rear brake service on the 1994-1998 Hyundai Sonata. This part cross-references Raybestos Brakes 9641R for the same application.

Common Brake Drum Replacement Issues

• Rear brake pulsation or uneven braking feel
• Drum wear beyond the maximum discard diameter
• Grooving or scoring on the friction surface
• Brake shoe contact problems from an out-of-spec drum
• Noisy rear brake operation caused by worn drum surfaces

Installation Notes

Verify drum diameter, hub register, bolt circle, and mounting-hole dimensions before installation. Inspect rear brake shoes, wheel cylinders, and hardware condition during service, and confirm the drum surface is within discard limits before returning the vehicle to service. Fits 1994-1998 Hyundai Sonata, rear.

Quality Assurance

Centric positions the C-TEK Standard Brake Drums line as a value-focused replacement option that carries many of the features associated with premium replacement brake parts. Part number 123.51003 is built to support the specified Hyundai Sonata rear brake application with the listed dimensional specifications.