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DuraGo BD920108 Brake Drum - Rear
| Brand | DuraGo BD920108 |
|---|---|
| Position | Rear |
| ABS Tone Ring Included | No |
| Bolt Circle Diameter | 4.33 |
| Bolt Circle Diameter | 110 |
| Bolt Hole Diameter | 0.57 |
| Bolt Hole Diameter | 14.4 |
| Bolt Hole Quantity | 5 |
| Brake Surface Width | 2.09 |
| Brake Surface Width | 53.2 |
| Center Hole Diameter | 2.58 |
| Center Hole Diameter | 65.6 |
| Construction | Full Cast |
| Material | Cast Iron |
| Maximum Brake Diameter (Discard) | 9.09 |
| Maximum Brake Diameter (Discard) | 231 |
| Nominal Drum Diameter | 9.06 |
| Nominal Drum Diameter | 230 |
| Outer Cooling Fins | No |
| Outside Diameter | 10.67 |
| Outside Diameter | 271 |
| Overall Height | 2.89 |
| Overall Height | 73.4 |
| Rust Resistant Coating | No |
| Fits | Chevrolet and Pontiac · 17 vehicles |
OE fit and function. Manufactured to meet fit, form, and function requirements.
Full cast construction. Cast iron drum for dependable braking performance.
Professional-grade program. Part of DuraGo's brake drum and rotor lineup.
Cross-references Anchor 9771, Anchor 9774 and Dorman - HELP 80122 for the same application. See all 15.
DuraGo BD920108 Rear Brake Drum
The DuraGo BD920108 is a cast iron rear brake drum built for specific compact and midsize GM applications. It is engineered for fit, form, and function using ISO-certified manufacturing standards, with dimensions that support accurate brake service on the rear axle.
- Cast iron construction for dependable braking surface support
- Full cast drum design
- Nominal drum diameter: 230 mm / 9.06 in.
- Maximum brake diameter (discard): 231 mm / 9.09 in.
- Outside diameter: 271 mm / 10.67 in.
- Brake surface width: 53.2 mm / 2.09 in.
- Overall height: 73.4 mm / 2.89 in.
- 5-bolt pattern with 110 mm / 4.33 in. bolt circle diameter
- Center hole diameter: 65.6 mm / 2.58 in.
Fitment and Application Details
Compatible with rear brake service on 2004-2005 Chevrolet Malibu Z Body, 2006-2007 Chevrolet Malibu, 2006-2008 Chevrolet HHR, 2007-2008 Chevrolet Cobalt with 5 stud wheels, and 2007-2008 Pontiac G5 with 5 stud wheels. The BD920108 part number is also referenced in aftermarket interchange listings for the same application, including Dorman HELP 80122 and Anchor 9771/9774.
For Chevrolet Cobalt, Chevrolet HHR, Pontiac G5, and Chevrolet Malibu rear brake drum replacement, verify drum dimensions and wheel stud configuration before installation. The BD920108 is a direct-fit style rear drum for vehicles listed in the fitment data and is built to match the required brake surface and mounting dimensions.
What This Brake Drum Helps Address
- Rear brake pulsation caused by worn drum surfaces
- Reduced braking consistency from out-of-spec drum diameter
- Noise from scored or heat-affected rear drums
- Brake service needs on Chevrolet Malibu, Chevrolet HHR, Chevrolet Cobalt, and Pontiac G5 rear applications
- Fitment issues when replacing a damaged or corroded rear brake drum
Installation Notes
Confirm the vehicle’s rear brake configuration, bolt pattern, and drum measurements before installation. Inspect brake shoes, wheel cylinders, and hardware condition during service, and compare the new drum to the removed part to verify correct dimensions. Because this drum does not include a rust-resistant coating, clean and protect the braking surface as needed during installation and break-in.
Quality Assurance
DuraGo has over 45 years of aftermarket manufacturing experience, and its brake drum and rotor program is produced in ISO-certified factories to support fit, form, and function requirements. The BD920108 reflects that manufacturing approach for rear brake service on the listed Chevrolet and Pontiac applications.
| Year | Make | Model | Submodel | Body Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2008 | Chevrolet | Cobalt | — | — | Rear | 5 Stud Wheels |
| 2008 | Chevrolet | HHR | — | — | Rear | — |
| 2008 | Pontiac | G5 | Base | — | Rear | 5 Stud Wheels |
| 2008 | Pontiac | G5 | SE | — | Rear | 5 Stud Wheels |
| 2008 | Pontiac | G5 | LS | — | Rear | 5 Stud Wheels |
| 2008 | Pontiac | G5 | Basico | — | Rear | 5 Stud Wheels |
| 2007 | Chevrolet | Cobalt | — | — | Rear | 5 Stud Wheels |
| 2007 | Chevrolet | HHR | — | — | Rear | — |
| 2007 | Chevrolet | Malibu | — | Sedan | Rear | — |
| 2007 | Pontiac | G5 | Base | — | Rear | 5 Stud Wheels |
| 2007 | Pontiac | G5 | SE | — | Rear | 5 Stud Wheels |
| 2007 | Pontiac | G5 | LS | — | Rear | 5 Stud Wheels |
| 2007 | Pontiac | G5 | Basico | — | Rear | 5 Stud Wheels |
| 2006 | Chevrolet | HHR | — | — | Rear | — |
| 2006 | Chevrolet | Malibu | — | Sedan | Rear | — |
| 2005 | Chevrolet | Malibu | — | Sedan | Rear | Z Body |
| 2004 | Chevrolet | Malibu | — | Sedan | Rear | Z Body |
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