ACDELCO part description

DRUM ASM RR BR

Product Attributes

Material Cast Iron
Bolt Hole Quantity 5
Outside Diameter 346.5mm (13.64 in.)
Bolt Hole Diameter 13.259mm (0.52 in.)
Mount Type Regular Grade
Outer Cooling Fins Yes
Center Hole Diameter 78.6mm (3.09 in.)
9555 127mm (5 in.)
ABS Sensor Ring Included No
Drum Type Turned
Inner Brake Drum Height 50.8mm (2 in.)
Inner Brake Drum Height 50.8mm (2 in.)
Maximum Diameter 280.92mm (11.06 in.)
Maximum Diameter 280.92mm (11.06 in.)
Nominal Diameter 279.4mm (11 in.)
Programming Required No
Programming Required No
Quantity 1 per Pack
Quantity 1 per Pack
Type Finned Cooling Fins
Type Finned Cooling Fins

A true OEM auto parts brand for GM and non-GM vehicles, ACDelco® offers a wide portfolio of parts designed to keep vehicles on the road longer. These parts work precisely and fit perfectly because they are designed, engineered, tested, and backed by General Motors. But ACDelco also carries aftermarket components that go through the same 18-step quality approval process as the OE parts. Whether customers choose OE or aftermarket, they’d get the same reliable performance, precise engineering, and superior reliability for years to come. ACDelco’s expansive product portfolio includes alternators, filters, batteries, brakes, belts and hoses, oil and fluids, and suspension parts. These products are made to meet GM and non-GM vehicles’ ever-evolving powertrain, collision, maintenance, and repair needs.

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