DuraGo

DuraGo BR900598 Disc Brake Rotor - Front

Brand DuraGo BR900598
Position Front
ABS Tone Ring Included No
Center Hole Diameter 2.58
Center Hole Diameter 65.5
Construction Full Cast
Conventional Or Drum-In-Hat Type Rotor Conventional
Cross Drilled No
Directional or Non-Directional Brake Surface Non-Directional
Discard Thickness 0.94
Discard Thickness 24
Material Cast Iron
Mounting Bolt Hole Circle Diameter 4.33
Mounting Bolt Hole Circle Diameter 110
Mounting Bolt Hole Diameter 0.56
Mounting Bolt Hole Diameter 14.2
Mounting Bolt Hole Quantity 5
Nominal Thickness 1.01
Nominal Thickness 25.7
Outside Diameter 12.4
Outside Diameter 315
Overall Height 1.69
Overall Height 42.8
Rust Resistant Coating No
Slotted No
Solid Or Vented Type Rotor Vented
Fits Chevrolet · 6 vehicles

OE-style fit. Manufactured to meet fit, form, and function requirements.

Vented design. Helps promote airflow for more efficient braking performance.

Cast iron construction. Full cast rotor with a non-directional brake surface.

Cross-references Dorman - HELP 55180, Raybestos Brakes 580775 and 900598 for the same application. See all 9.

$62.20Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Disc Brake Rotors are typically replaced in pairs, axle by axle.
Order total $62.20
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

DuraGo BR900598 Front Brake Rotor

The DuraGo BR900598 is a front disc brake rotor built from cast iron with a full cast, vented design for consistent braking performance. It is a direct-fit option for select Chevrolet Cobalt and Chevrolet HHR front brake applications, including HHR models with Brembo brakes.

Key Features

  • Cast iron construction for dependable braking strength
  • Full cast, vented rotor design
  • Non-directional brake surface
  • Conventional rotor style
  • 5-bolt mounting pattern with 110 mm bolt circle
  • Outside diameter: 12.4 in. (315 mm)
  • Nominal thickness: 1.01 in. (25.7 mm)
  • Discard thickness: 0.94 in. (24 mm)
  • Center hole diameter: 2.58 in. (65.5 mm)

Detailed Description

DuraGo BR900598 is engineered as a conventional front brake rotor for vehicles that use a vented, full cast rotor design. The rotor measures 12.4 inches in outside diameter, 1.01 inches nominal thickness, and 1.69 inches overall height, with a 5-lug pattern and 110 mm bolt circle. Its non-directional braking surface supports even pad contact and straightforward service replacement. This part cross-references Raybestos Brakes 580775 for the same application.

Compatible With 2008-2010 Chevrolet Cobalt, front and 2008-2010 Chevrolet HHR, front with Brembo brakes. The BR900598 part number is also referenced in interchange listings for select OE-style replacement needs, making it a practical match for front brake service on these Chevrolet models.

Common Uses

  • Replacing a worn or below-spec front brake rotor
  • Correcting brake pulsation caused by rotor wear or thickness variation
  • Restoring braking surface condition after pad replacement
  • Addressing scoring, heat checking, or uneven rotor wear
  • Servicing front brake systems on Chevrolet Cobalt and Chevrolet HHR applications

Installation Notes and Tips

Verify rotor dimensions, hub fitment, and brake package before installation. This rotor is a vented front application with no cross-drilling or slots, so it should be paired with pads and hardware specified for the vehicle’s brake system. Clean the hub mounting surface thoroughly to help prevent runout-related brake noise or pedal pulsation. Confirm fitment for 2008-2010 Chevrolet Cobalt front and 2008-2010 Chevrolet HHR front, especially on HHR models equipped with Brembo brakes.

Quality Assurance

DuraGo manufactures brake drums and rotors through ISO-certified factories with attention to fit, form, and function. The BR900598 is produced to meet the requirements expected for aftermarket brake service and reflects DuraGo’s long-running focus on cataloged, professional-grade brake applications.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersPositionNotes
2010ChevroletCobaltFront
2010ChevroletHHR2.0LL4FrontBrembo Brakes
2009ChevroletCobaltFront
2009ChevroletHHRSS2.0LL4FrontBrembo Brakes
2008ChevroletCobaltSSFront
2008ChevroletHHR2.0LL4FrontBrembo Brakes
Directly replaces or cross-references 9 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - HELP — 55180Raybestos Brakes — 5807759005981216211615893541AX900598BD180235P900598PRT5893