# Transit Auto K8T-104515 Disc Brake Kit for 2016-2022 BMW iX, BMW 540i xDrive, BMW X5 & more - 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 K8T-104515 is a vehicle-specific disc brake kit designed for compatible applications for 2016-2022 BMW iX, BMW 540i xDrive, BMW X5 & more.

### Key Features

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

### Package include:

-   2x Rear Disc Brake Rotor (Both Side) + 1x Rear Ceramic Brake Pad Set (Hardware Included)

### Vehicle Fitment

**Fitment Summary:** 2016-2022 BMW iX, 540i xDrive, X5, 540i, 840i, 840i Gran Coupe, 840i xDrive, 840i xDrive Gran Coupe, X6, X7 and more

**Position:** Rear

-   2022 BMW iX — Position: Rear; Note: With 345mm Diameter Rear Rotor
-   2021 BMW 540i xDrive — Position: Rear; Note: With Blue Painted Calipers and With 345mm Diameter Rear Rotor
-   2021-2022 BMW X5 — Position: Rear; Fitment Precision: N63B44T3 engine designation; Note: With 345mm Diameter Rear Rotor
-   2020-2021 BMW 540i — Position: Rear; Note: With Blue Painted Calipers and With 345mm Diameter Rear Rotor
-   2020-2022 BMW 840i — Position: Rear; Note: With 345mm Diameter Rear Rotor
-   2020-2022 BMW 840i Gran Coupe — Position: Rear; Note: With 345mm Diameter Rear Rotor
-   2020-2022 BMW 840i xDrive — Position: Rear; Note: With 345mm Diameter Rear Rotor
-   2020-2022 BMW 840i xDrive Gran Coupe — Position: Rear; Note: With 345mm Diameter Rear Rotor
-   2020 BMW X5 — Position: Rear; Fitment Precision: B58B30M0/N63B44T3 engine designation; Note: With 345mm Diameter Rear Rotor
-   2020-2021 BMW X6 — Position: Rear; Fitment Precision: B58B30M0/N63B44T3 engine designation; Note: With 345mm Diameter Rear Rotor

### 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 K8T-104515.

**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 BMW iX
-   2016-2022 BMW iX Disc Brake Kit
-   K8T-104515 fitment
-   Transit Auto Disc Brake Kit
-   Rear Disc Brake Kit

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2022

BMW

iX

Rear

With 345mm Diameter Rear Rotor

2021

BMW

540i xDrive

Rear

With Blue Painted Calipers and With 345mm Diameter Rear Rotor

2021

BMW

X5

Rear

N63B44T3 engine designation

With 345mm Diameter Rear Rotor

2022

BMW

X5

Rear

N63B44T3 engine designation

With 345mm Diameter Rear Rotor

2020

BMW

540i

Rear

With Blue Painted Calipers and With 345mm Diameter Rear Rotor

2021

BMW

540i

Rear

With Blue Painted Calipers and With 345mm Diameter Rear Rotor

2020

BMW

840i

Rear

With 345mm Diameter Rear Rotor

2021

BMW

840i

Rear

With 345mm Diameter Rear Rotor

2022

BMW

840i

Rear

With 345mm Diameter Rear Rotor

2020

BMW

840i Gran Coupe

Rear

With 345mm Diameter Rear Rotor

## Details

- **Price:** 201.91 CAD
- **Vendor:** Transit Auto
- **Type:** Disc Brake Kit
- **Tags:** 2020 BMW 540i, 2020 BMW 840i, 2020 BMW 840i Gran Coupe, 2021 BMW 540i, 2021 BMW 540i xDrive, 2021 BMW 840i, 2021 BMW X5, 2022 BMW 840i, 2022 BMW iX, 2022 BMW X5, Automotive Parts, Daily Driver, Direct Replacement, Disc Brake Kit, K8T-104515, N63B44T3 engine designation, Rear, Transit Auto, Transit Auto K8T-104515, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 201.91 CAD | In stock |

## Images

- Transit Auto K8T-104515 Disc Brake Kit for 2016-2022 BMW iX, BMW 540i xDrive, BMW X5 & more - Rear product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/transit-auto-k8t-104515-disc-brake-kit-for-2016-2022-bmw-ix-bmw-540i-xdrive-bmw-x5-and-more-rear-k8t-104515)
> Updated: 2026-05-31