DuraGo BR901946-03 Disc Brake Rotor - Front

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DuraGo BR901946-03 Disc Brake Rotor - Front

Brand	DuraGo BR901946-03
Position	Front
Material	Cast iron
Discard Thickness	1.1
Discard Thickness	28
Nominal Thickness	1.18
Nominal Thickness	30
Construction	Full cast
Rust Resistant Coating	Yes
Overall Height	2.19
Overall Height	55.5
Outside Diameter	12.99
Outside Diameter	330
Mounting Bolt Hole Quantity	6
ABS Tone Ring Included	No
Solid Or Vented Type Rotor	Vented
Center Hole Diameter	3.09
Center Hole Diameter	78.6
Mounting Bolt Hole Circle Diameter	139.7
Mounting Bolt Hole Circle Diameter	5.5
Mounting Bolt Hole Diameter	0.63
Mounting Bolt Hole Diameter	16
Directional or Non-Directional Brake Surface	Non-directional
Conventional Or Drum-In-Hat Type Rotor	Conventional
Cross Drilled	No
Slotted	No
Fits	Chevrolet · 12 vehicles

Vented design. Helps move heat away for steadier braking performance.

Electrophoretic coating. Provides durable, corrosion-resistant protection on exposed surfaces.

Non-directional finish. Promotes pad bedding and skips machining before installation.

Cross-references 22950037, 23144341 and 25928787 for the same application. See all 3.

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Disc Brake Rotors are typically replaced in pairs, axle by axle.

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DuraGo BR901946-03 Front Brake Rotor for Tahoe

The DuraGo BR901946-03 is a front disc brake rotor built for 2009-2020 Chevrolet Tahoe Police Package applications. It uses cast iron construction, a vented design, and a non-directional brake surface to support consistent pad contact, quieter operation, and smoother bedding.

For Chevrolet Tahoe front brake service, this rotor combines high-carbon metallurgy, corrosion-resistant coating, and balanced construction to handle repeated stops in demanding duty use.

Key Features

Fits 2009-2020 Chevrolet Tahoe, front, Police Package
Part number: BR901946-03
Cast iron, full cast construction
Vented rotor design for heat dissipation
Electrophoretic rust-resistant coating, including inner vanes
Machine balanced for smoother braking performance
Non-directional swirl finish helps brake pad bedding
Outside diameter: 12.99 in. (330 mm)
Center hole diameter: 3.09 in. (78.6 mm)
6-bolt mounting pattern with 5.5 in. (139.7 mm) bolt circle

Detailed Description

DuraGo Municipal Series rotors are engineered for severe-service braking demands, including law enforcement and first-response use. The BR901946-03 uses GG20HC high-carbon metallurgy to improve heat dissipation and resist distortion under repeated hard stops. That helps maintain braking consistency on a Chevrolet Tahoe used in police package duty, where heat buildup and vibration control matter.

The rotor features Premium Core Technology for tighter tolerances and cleaner castings, along with a full electrophoretic coating that protects exposed surfaces and inner vanes from corrosion. A non-directional swirl finish supports pad bedding without machining before installation, while the vented design and machine balancing help promote stable, quiet braking. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Rotor Helps Address

Brake fade during repeated high-heat stops
Rotor distortion from severe-duty driving
Noise and vibration during braking
Corrosion on exposed rotor surfaces
Poor pad bedding after rotor replacement

Installation Notes and Tips

Verify rotor dimensions, bolt pattern, and center bore before installation on your Chevrolet Tahoe front brake service. Clean the hub mounting surface thoroughly to help prevent runout-related vibration. Replace brake pads if wear or glazing is present, and follow the vehicle manufacturer’s torque specifications during reassembly.

Quality Assurance

DuraGo Municipal Series rotors are built to SAE J431 metallurgical standards for Special Service applications and use a corrosion-resistant electrophoretic coating for added durability. The BR901946-03 is manufactured with balanced construction and tighter casting tolerances to support dependable braking performance.

This part fits 12 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Position	Notes
2020	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2019	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2018	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2017	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2016	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2015	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2014	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2013	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2012	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2011	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2010	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
2009	Chevrolet	Tahoe	Front	Police Package; Engineered With High Carbon Metallurgy To Better Dissipate Heat and Resist Distortion in Extreme Driving Conditions
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Directly replaces or cross-references 3 part numbers

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

229500372314434125928787