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DuraGo BR55112 Disc Brake Rotor - Front
| Brand | DuraGo BR55112 |
|---|---|
| Position | Front |
| ABS Tone Ring Included | No |
| Center Hole Diameter | 3.12 |
| Center Hole Diameter | 79.2 |
| Construction | Full Cast |
| Conventional Or Drum-In-Hat Type Rotor | Conventional |
| Cross Drilled | No |
| Directional or Non-Directional Brake Surface | Non-Directional |
| Discard Thickness | 1.08 |
| Discard Thickness | 27.5 |
| Material | Cast Iron |
| Mounting Bolt Hole Circle Diameter | 5 |
| Mounting Bolt Hole Circle Diameter | 127 |
| Mounting Bolt Hole Diameter | 0.52 |
| Mounting Bolt Hole Diameter | 13.2 |
| Mounting Bolt Hole Quantity | 6 |
| Nominal Thickness | 1.14 |
| Nominal Thickness | 29 |
| Outside Diameter | 11.89 |
| Outside Diameter | 302 |
| Overall Height | 2.15 |
| Overall Height | 54.7 |
| Rust Resistant Coating | No |
| Slotted | No |
| Solid Or Vented Type Rotor | Vented |
| Fits | Chevrolet, GMC, Isuzu, and Buick · 13 vehicles |
Vented design. Helps promote airflow for more consistent braking performance.
Cast iron construction. Provides the strength and heat capacity expected in a brake rotor.
ISO-certified manufacturing. Built to meet fit, form, and function requirements.
Cross-references Intermotor 55112, Parts Authority PRT5602 and Raybestos Brakes 580359 for the same application. See all 9.
DuraGo BR55112 Front Vented Brake Rotor
The DuraGo BR55112 is a front disc brake rotor built from cast iron with a full cast construction for consistent braking performance. It is a conventional, non-directional vented rotor with a 302 mm outside diameter, made for select Chevrolet, GMC, Isuzu, and Buick front brake applications.
Key Features
- Cast iron construction with full cast design
- Vented, conventional disc brake rotor
- Non-directional brake surface for straightforward service
- 302 mm outside diameter and 79.2 mm center hole diameter
- 6-bolt mounting pattern with 127 mm bolt circle diameter
- Fits front brake positions on select 2006-2009 Chevrolet Trailblazer, 2006-2009 GMC Envoy, 2007-2008 Isuzu Ascender, 2006-2007 Buick Rainier, and 2006 Chevrolet SSR
Detailed Description
DuraGo BR55112 is engineered as a direct replacement front brake rotor for vehicles that use a vented, conventional rotor design. Its cast iron build supports stable braking characteristics, while the non-directional surface helps simplify rotor service and installation. This rotor measures 11.89 inches in outside diameter, 1.14 inches nominal thickness, and 1.08 inches discard thickness, with a 2.15 inch overall height.
For fitment-based searches, this rotor is a direct option for a front brake rotor for 2006-2009 Chevrolet Trailblazer, front; 2006-2009 GMC Envoy, front; 2007-2008 Isuzu Ascender, front; 2006-2007 Buick Rainier, front; and 2006 Chevrolet SSR, front. The BR55112 part number is also useful when cross-checking replacement listings for the same application.
This part cross-references Raybestos Brakes 580359 and Intermotor 55112 for the same application.
What It Helps Address
- Brake pulsation caused by a worn or uneven front rotor
- Reduced braking consistency from rotor wear beyond discard thickness
- Noise or vibration associated with damaged rotor surfaces
- Service replacement needs on vented front brake systems
- Fitment matching for BR55112 applications on Trailblazer, Envoy, Ascender, Rainier, and SSR models
Installation Notes and Tips
Verify rotor dimensions, bolt pattern, and hub fitment before installation. Clean the hub mounting surface thoroughly to help prevent runout-related brake pulsation. Because this rotor is non-directional, orientation is not a concern, but proper torque sequence and brake system inspection are still important during service.
Quality Assurance
DuraGo manufactures brake drums and rotors through ISO-certified factories and builds its aftermarket catalog with attention to fit, form, and function. The BR55112 reflects that manufacturing approach for front brake service on the listed Chevrolet, GMC, Isuzu, and Buick applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Chevrolet | Trailblazer | 4.2L | L6 | Front | — |
| 2009 | GMC | Envoy | 4.2L | L6 | Front | — |
| 2008 | Chevrolet | Trailblazer | 4.2L | L6 | Front | — |
| 2008 | GMC | Envoy | 4.2L | L6 | Front | — |
| 2008 | Isuzu | Ascender | — | — | Front | — |
| 2007 | Buick | Rainier | 4.2L | L6 | Front | — |
| 2007 | Chevrolet | Trailblazer | 4.2L | L6 | Front | — |
| 2007 | GMC | Envoy | 4.2L | L6 | Front | — |
| 2007 | Isuzu | Ascender | — | — | Front | — |
| 2006 | Buick | Rainier | 4.2L | L6 | Front | — |
| 2006 | Chevrolet | SSR | — | — | Front | — |
| 2006 | Chevrolet | Trailblazer | 4.2L | L6 | Front | — |
| 2006 | GMC | Envoy | 4.2L | L6 | Front | — |
| No rows match your filter. | ||||||