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ATE SP12157 Disc Brake Rotor - Rear
| Brand | ATE SP12157 |
|---|---|
| Position | Rear |
| Bolt Hole Diameter | 5 |
| Construction | Full Cast |
| Disc Finish | Non-Directional |
| Height | 2.311 |
| Material | Metal |
| Nominal Thickness | 11.90 |
| Outside Diameter | 278.00 |
| Rust Resistant Coating | Yes |
| Solid Or Vented Type Rotor | Solid |
| Product line | ATE Coated Single Pack Rotor |
| Fits | Saab · 9 vehicles |
Coated finish. Helps resist rust and keeps the rotor looking cleaner longer.
Full cast construction. Delivers a solid brake rotor built from metal for dependable performance.
OE heritage. Backed by Continental Automotive Systems brake engineering experience.
Cross-references AP Exhaust 54185, Bosch 45011423 and Brembo 08.9511.11 for the same application. See all 37.
ATE Coated Rear Rotor for Saab 9-3
The ATE Coated Single Pack Rotor SP12157 is a rear disc brake rotor built for 2003-2011 Saab 9-3 applications. It combines a full cast metal construction with a rust resistant coating and a non-directional finish for dependable braking service and easier maintenance.
Key Features
- Part number SP12157 from ATE
- Fits 2003-2011 Saab 9-3, rear
- Solid rotor design with 278.00 mm outside diameter
- Full cast metal construction
- Rust resistant coating for added surface protection
- Non-directional disc finish
- Nominal thickness: 11.90
- Bolt hole diameter: 5
- Height: 2.311
Product Details
ATE is the brake brand of Continental Automotive Systems, with engineering experience drawn from supplying major vehicle manufacturers. The ATE Coated Single Pack Rotor SP12157 reflects that OE-focused background with a coated brake disc built to meet or exceed North American OEM specifications for the Saab 9-3 rear position. The coated surface helps protect the rotor during storage and early service life, while the solid, full cast design supports consistent braking performance in everyday driving.
This part cross-references Brembo 08.9511.11 and Bosch 45011423 for the same application.
What It Helps Address
- Rear brake pulsation from worn or uneven rotor surfaces
- Brake noise caused by rotor wear or surface irregularity
- Corrosion on exposed rotor surfaces
- Reduced braking consistency from rotor thickness loss
- Service replacement needs on Saab 9-3 rear brake systems
Installation Notes
Verify rotor diameter, thickness, and bolt pattern before installation. Clean the rotor friction surfaces before use and inspect pads, caliper hardware, and hub condition at the same time. For 2003-2011 Saab 9-3 rear brake service, confirm the vehicle’s brake configuration matches the listed fitment and follow factory torque specifications during installation.
Quality Assurance
ATE brake parts are produced to a higher standard than conventional aftermarket replacements, using engineering and materials informed by Continental Automotive Systems’ OE brake experience. The coated rotor design supports corrosion resistance and consistent fitment for the listed Saab 9-3 applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2011 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2010 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2009 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2008 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2007 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2006 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2005 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2004 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
| 2003 | Saab | 9-3 | Rear | Meets or exceeds North American OEM specifications; 278mm diameter rotor.; ATE Coated Single Pack Rotor |
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