OE Quality
60-Day Returns
PowerStopPart #: AR82121

PowerStop AR82121 Disc Brake Rotor - Front
23 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$102.16Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Power Stop - Front OE Stock Replacement Brake Rotor, Front
Fitment: Buick, Cadillac, and Chevrolet, Allure, DTS, Impala, Impala Limited, LaCrosse, and Lucerne
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Disc Brake Rotor options
PowerStop AR82121 Disc Brake Rotor - Front
| Brand | PowerStop |
|---|---|
| Part Number | AR82121 |
| Position | Power Stop - Front OE Stock Replacement Brake Rotor, Front |
| Discard Thickness | 1.13 |
| Discard Thickness | 28.60 |
| Nominal Thickness | 1.18 |
| Nominal Thickness | 30.00 |
| Rust Resistant Coating | No |
| Overall Height | 2.10 |
| Overall Height | 52.30 |
| Outside Diameter | 12.70 |
| Outside Diameter | 323.00 |
| Solid Or Vented Type Rotor | Vented |
| Mounting Bolt Hole Circle Diameter | 115.00 |
| Mounting Bolt Hole Circle Diameter | 4.50 |
| Stud/Lug Hole Quantity | 5 |
This part fits 23 vehicles. Search below:
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2016 | Chevrolet | Impala Limited | Front | Police, Taxi; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2015 | Chevrolet | Impala Limited | Front | Police, Taxi; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2014 | Chevrolet | Impala Limited | Front | Police, Taxi; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2013 | Chevrolet | Impala | Front | Police, Taxi; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2012 | Chevrolet | Impala | Front | Police, Taxi; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2011 | Buick | Lucerne | Super | Front | Power Stop - Front OE Stock Replacement Brake Rotor | ||
| 2011 | Cadillac | DTS | Front | Standard Duty; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2010 | Buick | Lucerne | Super | Front | Power Stop - Front OE Stock Replacement Brake Rotor | ||
| 2010 | Cadillac | DTS | Front | Standard Duty; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2009 | Buick | Allure | 5.3L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor | |
| 2009 | Buick | LaCrosse | 5.3L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor | |
| 2009 | Buick | Lucerne | Super | Front | Power Stop - Front OE Stock Replacement Brake Rotor | ||
| 2009 | Cadillac | DTS | Front | Standard Duty; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2008 | Buick | Allure | Front | V8 Models; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2008 | Buick | LaCrosse | Super | Front | Power Stop - Front OE Stock Replacement Brake Rotor | ||
| 2008 | Buick | Lucerne | CXS | 4.6L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor |
| 2008 | Cadillac | DTS | Front | Standard Duty; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2007 | Buick | Lucerne | CXL | 4.6L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor |
| 2007 | Buick | Lucerne | CXS | 4.6L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor |
| 2007 | Cadillac | DTS | Front | Standard Duty; Power Stop - Front OE Stock Replacement Brake Rotor | |||
| 2006 | Buick | Lucerne | CXL | 4.6L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor |
| 2006 | Buick | Lucerne | CXS | 4.6L | V8 | Front | Power Stop - Front OE Stock Replacement Brake Rotor |
| 2006 | Cadillac | DTS | Front | Standard Duty; Power Stop - Front OE Stock Replacement Brake Rotor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.