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PowerStop AR82111XPR Disc Brake Rotor Set - Rear
| Brand | PowerStop AR82111XPR |
|---|---|
| Position | Rear |
| Discard Thickness | 0.35 |
| Discard Thickness | 9.00 |
| Nominal Thickness | 11.20 |
| Nominal Thickness | 9.00 |
| Rust Resistant Coating | Yes |
| Overall Height | 2.00 |
| Overall Height | 50.30 |
| Outside Diameter | 10.90 |
| Outside Diameter | 278.00 |
| Surface Type | Slotted x drilled |
| Solid Or Vented Type Rotor | Solid |
| Mounting Bolt Hole Circle Diameter | 115.00 |
| Mounting Bolt Hole Circle Diameter | 4.50 |
| Stud/Lug Hole Quantity | 5 |
| Product line | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| Fits | Buick and Chevrolet · 11 vehicles |
Direct OE fit. Bolt-on rear rotor replacement with no special modifications needed.
Drilled and slotted. Helps clear gases, dust, and moisture from the friction surface.
Zinc plated finish. Resists rust and corrosion for longer-lasting surface protection.
Cross-references Centric Parts 120.62097, Dynomax 55125 and PowerStop AR82111XPR for the same application. See all 8.
Overview
PowerStop AR82111XPR is a rear disc brake rotor set built as a direct OE-fit upgrade for select GM applications. It combines drilled and slotted rotor surfaces with a zinc-plated finish to support cooler operation and corrosion resistance.
Compatible with Chevrolet Impala, Buick Allure, Buick LaCrosse, and Chevrolet Monte Carlo rear brake applications, this rotor set is a fitment-based replacement for drivers looking for a straightforward brake service part. The AR82111XPR part number is also useful when cross-checking catalog listings.
Key Features
- Drilled and slotted rotor surface helps move gases, dust, and moisture away from the friction area.
- Silver zinc dichromate plating adds rust and corrosion resistance.
- Direct OE fit supports a bolt-on replacement with no special modifications needed.
- Solid rotor construction for rear brake applications.
- Five-lug bolt pattern with a 115 mm bolt circle diameter.
Product Details
Power Stop AR82111XPR is engineered for rear brake service on compatible Chevrolet and Buick models. The drilled holes and rounded slots are intended to maintain a cleaner contact surface, while the plated finish helps protect the rotor from environmental corrosion. The AR82111XPR rotor set is a practical choice when replacing worn rear brake rotors on a Chevrolet Impala, Buick LaCrosse, Buick Allure, or Chevrolet Monte Carlo.
This part cross-references Centric Parts 120.62097 and Raybestos Brakes 580401 for the same application.
Common Issues This Part Addresses
- Brake pulsation caused by worn or uneven rotor surfaces.
- Reduced braking consistency from heat buildup.
- Surface contamination from dust, gas, or moisture.
- Rust and corrosion on exposed rotor surfaces.
- Need for a direct-fit rear rotor replacement during brake service.
Installation Notes
Install as a rear brake rotor replacement on the listed applications. Verify rotor dimensions, bolt circle diameter, and fitment before installation. Because this is a direct OE-fit part, no special modifications are required when used on the confirmed vehicle applications.
Quality Assurance
Power Stop designs this rotor set as a bolt-on upgrade with OE fitment and a corrosion-resistant plated finish. The drilled and slotted design is intended to support brake cooling and consistent friction contact under demanding conditions.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2010 | Chevrolet | Impala | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2009 | Buick | Allure | — | 5.3L | V8 | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2009 | Buick | LaCrosse | — | 5.3L | V8 | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2009 | Chevrolet | Impala | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2008 | Buick | Allure | — | — | — | Rear | V8 Models; Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2008 | Buick | LaCrosse | Super | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2008 | Chevrolet | Impala | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | Chevrolet | Impala | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2007 | Chevrolet | Monte Carlo | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Impala | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
| 2006 | Chevrolet | Monte Carlo | — | — | — | Rear | Power Stop - Rear Drilled, Slotted and Zinc Plated Brake Rotor Pair |
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