# CMX 8-980285 Rear Disc Brake Rotor for 2004-2013 Mazda 3, 3 Sport

### Performance Overview

The CMX 8-980285 Disc Brake Rotor is designed as a direct replacement part for compatible Mazda 3, 3 Sport applications. It is built to support reliable performance, proper fitment, and straightforward installation when replacing a worn or damaged component.

**Installation Position:** Rear

### Key Features

-   Make sure to buy two (2)!
-   (One for left side and one for right side)
-   Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance
-   tensile strength and steel hardness providing unmatched braking performance
-   100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed

### Interchange Numbers

**Interchange / Cross Reference Part Numbers:** AC31365, AG31365, CR31365, PR31365, 31365, YH145619, YH145619C, YH145619P, 120.45066, BR31365, MA-877, 2031365, ONZ0179, 248880285, 248881059, 248881437, 348880285, 348881059, 348881437, 748881059, 748880285, 748881437, Q1981059, 980285FZN, 980285R, 981059FZN, 981059R, 980285, 981059, A31365

Please compare these interchange numbers with your original part number and confirm vehicle compatibility before ordering.

### Vehicle Fitment

Review the vehicle fitment list below to confirm this part matches your vehicle before purchase.

-   2004 Mazda 3
-   2005 Mazda 3
-   2006 Mazda 3
-   2007 Mazda 3
-   2008 Mazda 3
-   2009 Mazda 3
-   2009 Mazda 3 Sport
-   2010 Mazda 3
-   2010 Mazda 3 Sport
-   2011 Mazda 3
-   2011 Mazda 3 Sport
-   2012 Mazda 3
-   2013 Mazda 3
-   2012 Mazda 3 Sport
-   2013 Mazda 3 Sport

### Vehicle Fitment Table

   

Year

Make

Model

Position

2004

Mazda

3

Rear

2005

Mazda

3

Rear

2006

Mazda

3

Rear

2007

Mazda

3

Rear

2008

Mazda

3

Rear

2009

Mazda

3

Rear

2009

Mazda

3 Sport

Rear

2010

Mazda

3

Rear

2010

Mazda

3 Sport

Rear

2011

Mazda

3

Rear

2011

Mazda

3 Sport

Rear

2012

Mazda

3

Rear

2013

Mazda

3

Rear

2012

Mazda

3 Sport

Rear

2013

Mazda

3 Sport

Rear

### FAQ

**Will this fit a 2004 Mazda 3?**  
Yes, this Disc Brake Rotor fits the vehicles listed in the Vehicle Fitment section above. Please confirm the year, make, model, and position before ordering.

**What position does this part fit?**  
This part is listed for the Rear position on compatible vehicles.

**Can I use the interchange numbers to confirm compatibility?**  
Yes. Compare the interchange or cross-reference numbers shown above with your original part number, then verify the vehicle fitment before ordering.

**Is professional installation recommended?**  
Professional installation is recommended to help ensure proper fit, safe operation, and correct system performance.

### Common Searches

-   Disc Brake Rotor for Mazda 3, 3 Sport
-   Rear Disc Brake Rotor for 2004 Mazda 3
-   CMX 8-980285 Disc Brake Rotor
-   replacement 8-980285 Disc Brake Rotor
-   2004-2013 Mazda 3, 3 Sport Disc Brake Rotor

## Details

- **Price:** 26.2 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Rotor
- **Tags:** 120.45066, 2004 Mazda 3, 2004-2005 Mazda 3, 2004-2013 Mazda 3, 2005 Mazda 3, 2006 Mazda 3, 2007 Mazda 3, 2007-2009 Mazda 3, 2008 Mazda 3, 2009 Mazda 3, 2009 Mazda 3 Sport, 2010 Mazda 3, 2010 Mazda 3 Sport, 2011 Mazda 3, 2011 Mazda 3 Sport, 2012 Mazda 3, 2012 Mazda 3 Sport, 2012-2013 Mazda 3, 2012-2013 Mazda 3 Sport, 2013 Mazda 3, 2013 Mazda 3 Sport, 2031365, 248880285, 248881059, 248881437, 3 Sport, 3 Sport Disc Brake Rotor, 31365, 348880285, 348881059, 348881437, 748880285, 748881059, 748881437, 8-980285, 980285, 980285FZN, 980285R, 981059, 981059FZN, 981059R, A31365, AC31365, AG31365, AI Readable Fitment, BR31365, brake rotor, Brake Rotor fitment, CMX, CMX 8-980285 Disc Brake Rotor, CMX Brake Rotor, CR31365, Disc Brake Rotor, Disc Brake Rotor for Mazda 3, MA-877, Mazda 3, Mazda 3 Sport, ONZ0179, PR31365, Q1981059, Rear, Rear Disc Brake Rotor for 2004 Mazda 3, replacement 8-980285 Disc Brake Rotor, replacement auto part, Rotor, vehicle fitment, YH145619, YH145619C, YH145619P

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 26.20 CAD | In stock |

## Images

- CMX_Disc Brake Rotor_8-980285

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/rear-disc-brake-rotor-1-piece-only-for-mazda-3-sport-8-980285)
> Updated: 2026-06-02