DuraGo

DuraGo BR55126 Disc Brake Rotor - Front

Brand DuraGo BR55126
Position Front
ABS Tone Ring Included No
Center Hole Diameter 2.78
Center Hole Diameter 70.7
Construction Full Cast
Conventional Or Drum-In-Hat Type Rotor Conventional
Cross Drilled No
Directional or Non-Directional Brake Surface Non-Directional
Discard Thickness 1.13
Discard Thickness 28.6
Material Cast Iron
Mounting Bolt Hole Circle Diameter 4.53
Mounting Bolt Hole Circle Diameter 115
Mounting Bolt Hole Diameter 0.56
Mounting Bolt Hole Diameter 14.2
Mounting Bolt Hole Quantity 5
Nominal Thickness 1.18
Nominal Thickness 30
Outside Diameter 11.93
Outside Diameter 303
Overall Height 2.05
Overall Height 52
Rust Resistant Coating No
Slotted No
Solid Or Vented Type Rotor Vented
Fits Chevrolet and Buick · 29 vehicles

Vented design. Helps promote efficient airflow and consistent braking performance.

Cast iron construction. Full cast rotor for dependable strength and heat handling.

Conventional rotor. A straightforward brake rotor built for standard replacement needs.

Cross-references Intermotor 55126, Parts Authority PRT5654 and Raybestos Brakes 580403 for the same application. See all 11.

$52.15Free 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 $52.15
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

DuraGo BR55126 Front Vented Brake Rotor

The DuraGo BR55126 is a front disc brake rotor built from cast iron with a full cast construction and a vented design for consistent braking performance. It is engineered for direct-fit applications on select Chevrolet Impala, Chevrolet Impala Limited, Buick Lucerne, and Chevrolet Monte Carlo models.

Key Features

  • Cast iron construction with full cast rotor design
  • Vented front rotor for heat management during braking
  • Non-directional brake surface for straightforward service replacement
  • Conventional rotor design with no cross-drilling or slots
  • Outside diameter: 11.93 in. (303 mm)
  • Nominal thickness: 1.18 in. (30 mm); discard thickness: 1.13 in. (28.6 mm)
  • Center hole diameter: 2.78 in. (70.7 mm)
  • 5-bolt mounting pattern with 4.53 in. (115 mm) bolt circle

Detailed Description

DuraGo brake rotors are manufactured by ISO-certified factories with attention to fit, form, and function. The BR55126 follows a conventional vented rotor layout and is sized for front axle applications that require a 303 mm rotor diameter. Its cast iron build and non-directional surface support predictable service replacement on vehicles such as the Chevrolet Impala, Chevrolet Impala Limited, Buick Lucerne, and Chevrolet Monte Carlo. If you are searching for a front brake rotor for a 2006-2013 Chevrolet Impala or a 2006-2011 Buick Lucerne with a 303 mm rotor diameter, BR55126 is the matching part number to verify.

This part cross-references Raybestos Brakes 580403 for the same application.

Common Problems This Rotor Can Address

  • Brake pulsation caused by a worn or out-of-spec front rotor
  • Reduced braking consistency from rotor thickness loss
  • Noise or vibration associated with uneven rotor wear
  • Service replacement needs on front brake systems with a 303 mm rotor diameter
  • Fitment matching for Chevrolet Impala, Buick Lucerne, and Chevrolet Monte Carlo front brake service

Installation Notes and Tips

Confirm rotor diameter, center hole diameter, bolt pattern, and minimum thickness before installation. This rotor is for front applications only and is not cross-drilled or slotted. Always inspect pads, calipers, and hub surfaces during brake service, and verify vehicle-specific notes such as the 2012 Chevrolet Impala exception for Police Package models.

Quality Assurance

DuraGo manufactures brake components through ISO-certified factories and focuses on catalog accuracy and application fitment. The BR55126 is built to meet requirements for fit, form, and function in the listed front brake applications.

Compatible Vehicles

  • Fits 2014-2016 Chevrolet Impala Limited, front
  • Fits 2006-2013 Chevrolet Impala, front
  • Fits 2012 Chevrolet Impala, front, except Police Package
  • Fits 2006-2011 Buick Lucerne, front, 303 mm rotor diameter
  • Fits 2006-2007 Chevrolet Monte Carlo, front
This part fits 29 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelPositionNotes
2016ChevroletImpala LimitedLSFront
2016ChevroletImpala LimitedLTFront
2016ChevroletImpala LimitedLTZFront
2015ChevroletImpala LimitedLSFront
2015ChevroletImpala LimitedLTFront
2015ChevroletImpala LimitedLTZFront
2014ChevroletImpala LimitedLSFront
2014ChevroletImpala LimitedLTFront
2014ChevroletImpala LimitedLTZFront
2013ChevroletImpalaLSFront
2013ChevroletImpalaLTFront
2013ChevroletImpalaLTZFront
2012ChevroletImpalaLSFrontExcept Police Package
2012ChevroletImpalaLTFront
2012ChevroletImpalaLTZFront
2011BuickLucerneFront303 mm Rotor Diameter
2011ChevroletImpalaFront
2010BuickLucerneFront303 mm Rotor Diameter
2010ChevroletImpalaFront
2009BuickLucerneFront303 mm Rotor Diameter
2009ChevroletImpalaFront
2008BuickLucerneFront303 mm Rotor Diameter
2008ChevroletImpalaFront
2007BuickLucerneFront303 mm Rotor Diameter
2007ChevroletImpalaFront
2007ChevroletMonte CarloFront
2006BuickLucerneFront303 mm Rotor Diameter
2006ChevroletImpalaFront
2006ChevroletMonte CarloFront
Directly replaces or cross-references 11 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Intermotor — 55126Parts Authority — PRT5654Raybestos Brakes — 58040312634712162098152513352087945425955931AX55126BD126347P580403