# CMX KBC-100721 Disc Brake Caliper for 2015-2022 Subaru WRX, Subaru Legacy, Subaru Outback - Rear

### Performance Overview

As a leader in the Automotive Braking industry, CMX delivers unrivaled braking solutions that redefine performance, reliability, and safety for your vehicle. CMX offers a comprehensive range of cutting-edge brake components meticulously engineered to meet the demands of do-it-yourself customers, garages and large fleet operators. From high-performance brake pads and rotors, to durable brake drums, reliable brake wheel cylinders, state-of-the-art CMX KBC-100721 is a vehicle-specific disc brake caliper designed for compatible applications for 2015-2022 Subaru WRX, Subaru Legacy, Subaru Outback.

### Key Features

-   Kit includes: 2x Disc Brake Caliper

### Package include:

-   2x Rear Disc Brake Caliper (Both Side)

### Vehicle Fitment

**Fitment Summary:** 2015-2022 Subaru WRX, Legacy, Outback

**Position:** Rear

-   2016-2022 Subaru WRX — Position: Rear; Note: With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake
-   2015-2019 Subaru Legacy — Position: Rear
-   2015-2019 Subaru Outback — Position: Rear

### FAQ

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

**What part number is this?**  
The listed part number is KBC-100721.

**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 Caliper for Subaru WRX
-   2015-2022 Subaru WRX Disc Brake Caliper
-   KBC-100721 fitment
-   CMX Disc Brake Caliper
-   Rear Disc Brake Caliper

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2016

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2017

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2018

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2019

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2020

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2021

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2022

Subaru

WRX

Rear

With Eyesight Package (Steering Responsive Fog Lights) and With Electric Parking Brake

2015

Subaru

Legacy

Rear

2016

Subaru

Legacy

Rear

2017

Subaru

Legacy

Rear

## Details

- **Price:** 317.29 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Caliper
- **Tags:** 2015 Subaru Legacy, 2016 Subaru Legacy, 2016 Subaru WRX, 2017 Subaru Legacy, 2017 Subaru WRX, 2018 Subaru WRX, 2019 Subaru WRX, 2020 Subaru WRX, 2021 Subaru WRX, 2022 Subaru WRX, Automotive Parts, CMX, CMX KBC-100721, Daily Driver, Direct Replacement, Disc Brake Caliper, KBC-100721, Rear, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 317.29 CAD | In stock |

## Images

- CMX KBC-100721 Disc Brake Caliper for 2015-2022 Subaru WRX, Subaru Legacy, Subaru Outback - Rear product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-kbc-100721-disc-brake-caliper-for-2015-2022-subaru-wrx-subaru-legacy-subaru-outback-rear-kbc-100721)
> Updated: 2026-06-06