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Wagner Brake BD180390E Disc Brake Rotor - Rear
| Brand | Wagner Brake BD180390E |
|---|---|
| Position | Rear |
| Material | Cast iron |
| Nominal Thickness | 0.906 |
| Nominal Thickness | 23.0 |
| Construction | Full cast |
| Rust Resistant Coating | Yes |
| Overall Height | 1.890 |
| Overall Height | 48.0 |
| Outside Diameter | 12.402 |
| Outside Diameter | 315.0 |
| Surface Type | Smooth |
| Solid Or Vented Type Rotor | Vented |
| Bearings Included | No |
| Stud/Lug Hole Quantity | 5 |
| Directional or Non-Directional Brake Surface | Directional |
| Part Description | Disc brake rotor |
| Fits | Buick, Cadillac, Chevrolet, and Saab · 37 vehicles |
Cast iron construction. Full-cast rotor design delivers a stable braking surface for rear brake service.
Rust-resistant coating. Protects the non-braking surface from corrosion during everyday driving.
Vented directional rotor. Built for rear applications that specify airflow and a directional brake surface.
Cross-references 12062127, 12162127 and 13501290 for the same application. See all 5.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Wagner Brake BD180390E Rear Rotor
Wagner Brake BD180390E is a rear disc brake rotor built for vehicles that use a 315mm vented rotor and a 5-lug wheel pattern. It combines cast iron construction with a rust-resistant coating for dependable braking performance and easier installation.
Key Features
- Cast iron, full-cast rotor construction
- Vented design for rear brake applications
- Rust-resistant coating on the non-braking surface
- Smooth, directional brake surface
- 315.0 mm outside diameter and 23.0 mm nominal thickness
- 5 stud / lug hole pattern
Detailed Description
This Wagner Brake disc brake rotor is engineered for rear brake service where a vented, directional rotor is specified. The cast iron build provides a stable braking surface, while the corrosion-resistant coating helps protect exposed areas from rust during daily driving and seasonal exposure. For buyers searching for a rear brake rotor for Chevrolet Impala, Cadillac XTS, Buick Regal, or Buick LaCrosse applications, BD180390E matches the listed fitment requirements and dimensions.
It cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
What It Helps Address
- Brake pulsation caused by worn or uneven rotor surfaces
- Reduced braking consistency from heat-worn rear rotors
- Rust buildup on exposed rotor surfaces
- Noise or vibration linked to rotor wear
- Incorrect rotor sizing on 315mm rear brake setups
Installation Notes and Tips
Compatible With rear positions only on the listed applications. Verify 315mm rotor diameter, vented rotor configuration, and 5-stud wheel fitment before installation. The rotor uses a directional brake surface, so orientation matters during service. Pairing Wagner rotors with Wagner brake pads supports matched brake system service.
Quality Assurance
Wagner Brake premium rotors are engineered with a focus on performance, corrosion resistance, and straightforward installation. BD180390E is built to the published specifications for the listed vehicle applications.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2020 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2019 | Cadillac | CT6 | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2019 | Cadillac | XTS | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2019 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2018 | Cadillac | XTS | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2018 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2017 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2017 | Buick | Regal | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; with 18 (in) Wheels; with 17 (in) Wheels; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2017 | Cadillac | XTS | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Except Heavy Duty Brakes; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2017 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2016 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; with 321 (mm) Diameter Rotor; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2016 | Buick | Regal | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; with 18 (in) Wheels; with 17 (in) Wheels; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2016 | Cadillac | XTS | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Except Heavy Duty Brakes; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2016 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2016 | Chevrolet | Malibu Limited | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2015 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2015 | Buick | Regal | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Brembo Front Caliper; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2015 | Cadillac | XTS | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Except Heavy Duty Brakes; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2015 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2015 | Chevrolet | Malibu | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2014 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2014 | Buick | Regal | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Brembo Front Caliper; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2014 | Cadillac | XTS | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Except Heavy Duty Brakes; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2014 | Chevrolet | Impala | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2014 | Chevrolet | Malibu | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2013 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2013 | Buick | Regal | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Brembo Front Caliper; with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2013 | Cadillac | XTS | — | — | — | Rear | — |
| 2013 | Chevrolet | Malibu | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2012 | Buick | LaCrosse | — | — | FLEX | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2012 | Buick | Regal | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2011 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2011 | Buick | Regal | 2.0L | L4 | — | Rear | — |
| 2011 | Saab | 9-5 | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2010 | Buick | Allure | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2010 | Buick | LaCrosse | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
| 2010 | Saab | 9-5 | — | — | — | Rear | 5 Stud Wheel, with 315mm Diameter Rotor, with Vented Rotors; Black E-Coat on non-braking surface to prevent rust and corrosion |
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