# Transit Auto KCD-100597S Disc Brake Kit for 2017-2020 Buick Regal Sportback, Buick Regal TourX, Buick LaCrosse - Rear

### 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 KCD-100597S is a vehicle-specific disc brake kit designed for compatible applications for 2017-2020 Buick Regal Sportback, Buick Regal TourX, Buick LaCrosse.

### Key Features

-   Kit includes: 2x Disc Brake Caliper 2x Disc Rotor 1x Brake Pad

### Package include:

-   2x Rear Disc Brake Caliper (Both Side) + 2x Rear Coated Disc Brake Rotor (Both Side) + 1x Rear Semi-Metallic Brake Pad Set (Hardware Included)

### Vehicle Fitment

**Fitment Summary:** 2017-2020 Buick Regal Sportback, Regal TourX, LaCrosse

**Position:** Rear

-   2020 Buick Regal Sportback — Position: Rear; Fitment Precision: FWD and with 2.0L; Note: With 288mm Diameter Rear Rotor
-   2020 Buick Regal TourX — Position: Rear
-   2018-2019 Buick Regal TourX — Position: Rear; Note: With 288mm Diameter Rear Rotor
-   2017-2019 Buick LaCrosse — 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 KCD-100597S.

**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 Buick Regal Sportback
-   2017-2020 Buick Regal Sportback Disc Brake Kit
-   KCD-100597S fitment
-   Transit Auto Disc Brake Kit
-   Rear Disc Brake Kit

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2020

Buick

Regal Sportback

Rear

FWD and with 2.0L

With 288mm Diameter Rear Rotor

2020

Buick

Regal TourX

Rear

2018

Buick

Regal TourX

Rear

With 288mm Diameter Rear Rotor

2019

Buick

Regal TourX

Rear

With 288mm Diameter Rear Rotor

2017

Buick

LaCrosse

Rear

2018

Buick

LaCrosse

Rear

2019

Buick

LaCrosse

Rear

## Details

- **Price:** 403.49 CAD
- **Vendor:** Transit Auto
- **Type:** Disc Brake Kit
- **Tags:** 2017 Buick LaCrosse, 2018 Buick LaCrosse, 2018 Buick Regal TourX, 2019 Buick LaCrosse, 2019 Buick Regal TourX, 2020 Buick Regal Sportback, 2020 Buick Regal TourX, Automotive Parts, Daily Driver, Direct Replacement, Disc Brake Kit, FWD and with 2.0L, KCD-100597S, Rear, Transit Auto, Transit Auto KCD-100597S, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 403.49 CAD | In stock |

## Images

- Transit Auto KCD-100597S Disc Brake Kit for 2017-2020 Buick Regal Sportback, Buick Regal TourX, Buick LaCrosse - Rear product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/transit-auto-kcd-100597s-disc-brake-kit-for-2017-2020-buick-regal-sportback-buick-regal-tourx-buick-lacrosse-rear-kcd-100597s)
> Updated: 2026-06-06