# Transit Auto K8T-100438 Front Disc Brake Kit for 2004-2013 Mazda 3 Sport, Mazda 3

### Performance Overview

Transit Auto offers the most comprehensive and highest-quality replacement kits on the market. Thanks to our cutting-edge AI, in-house product team, and proprietary fitment data, we are able to build and deliver the most accurate kits on the market. All our kits include the highest-quality parts on the market, sourced directly by Transit and its sub-brands. Backed by over 50 years of experience and with in-house quality assurance, every customer Transit Auto K8T-100438 is a vehicle-specific disc brake kit designed for compatible applications for 2004-2013 Mazda 3 Sport, 3.

### Key Features

-   Exclusive SilentGrip™ Low Resin Ceramic formula provides superior braking performance (Smooth Friction, Extreme Temperature Stability, Quicker Compound
-   Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched
-   Fiber-Reinforced Multi-Layer Shim with rubber core eliminates noise, vibration, and harshness for complete quietness
-   100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed
-   Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to improve durability

### Vehicle Fitment

**Fitment Position:** Front

**Fitment Summary:** 2004-2013 Mazda 3 Sport, 3

**Position:** Front

-   2013 Mazda 3 Sport — Position: Front; Fitment Precision: GX and with 2.0L
-   2012-2013 Mazda 3 — Position: Front; Fitment Precision: 2.0L
-   2012 Mazda 3 Sport — Position: Front; Fitment Precision: GS/GX and with 2.0L
-   2012-2013 Mazda 3 Sport — Position: Front; Fitment Precision: GS-SKY and with 2.0L
-   2011 Mazda 3 — Position: Front; Fitment Precision: 2.0L
-   2011 Mazda 3 Sport — Position: Front; Fitment Precision: 2.0L
-   2010 Mazda 3 — Position: Front; Fitment Precision: GS/GX and with 2.0L
-   2010 Mazda 3 Sport — Position: Front; Fitment Precision: GX and with 2.0L
-   2009 Mazda 3 Sport — Position: Front
-   2007-2009 Mazda 3 — Position: Front; Fitment Precision: 2.0L

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is K8T-100438.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   Disc Brake Kit for 3 Sport
-   Disc Brake Kit for Mazda 3 Sport
-   K8T-100438 fitment
-   Transit Auto Disc Brake Kit
-   Front Disc Brake Kit
-   2004 Mazda 3 Sport Disc Brake Kit

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2013

Mazda

3 Sport

Front

GX and with 2.0L

2012

Mazda

3

Front

2.0L

2013

Mazda

3

Front

2.0L

2012

Mazda

3 Sport

Front

GS/GX and with 2.0L

2012

Mazda

3 Sport

Front

GS-SKY and with 2.0L

2013

Mazda

3 Sport

Front

GS-SKY and with 2.0L

2011

Mazda

3

Front

2.0L

2011

Mazda

3 Sport

Front

2.0L

2010

Mazda

3

Front

GS/GX and with 2.0L

2010

Mazda

3 Sport

Front

GX and with 2.0L

## Details

- **Price:** 137.85 CAD
- **Vendor:** Transit Auto
- **Type:** Disc Brake Kit
- **Tags:** 2007-2009-mazda-3-brakes-front-2-0l-esi7471399, 2010 Mazda 3, 2010 Mazda 3 Sport, 2010-2010-mazda-3-brakes-front-gs-gx-and-with-2-0l-esi6833449, 2011 Mazda 3, 2011 Mazda 3 Sport, 2012 Mazda 3, 2012 Mazda 3 Sport, 2012-2012-mazda-3-sport-brakes-front-gs-gx-and-with-2-0l-esi2737222, 2013 Mazda 3, 2013 Mazda 3 Sport, 2013-2013-mazda-3-sport-brakes-front-gx-and-with-2-0l-esi6401127, Automotive Parts, Daily Driver, Direct Replacement, Disc Brake Kit, Disc Rotors and Ceramic Brake Pads Kit, Front, K8T-100438, Transit Auto, Transit Auto K8T-100438, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 137.85 CAD | In stock |

## Images

- Transit Auto K8T-100438 Disc Brake Kit for 2004-2013 Mazda 3 Sport, Mazda 3 - Front product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/transit-auto-k8t-100438-disc-brake-kit-for-2004-2013-mazda-3-sport-mazda-3-front-k8t-100438)
> Updated: 2026-07-15