# Kobra KBR-5060573 Main Drive Serpentine Belt for 2003-2020 BMW Z4, Cadillac CT6, Cadillac CT5

### Performance Overview

Kobra is the definitive name in automatic tensioner, belt and pulley manufacturing. Renowned for its exclusive V-Strong™ EPDM compound formula and Automatic True-Tension™ (ATT) technology, Kobra offers the only truly innovative belts and tensioners on the market. With an ever-expanding distribution network in North America, Kobra has solidified its position as a global leader in the industry. We understand that quality and durability are paramount for replacement parts. Our cutting-edge manufacturing processes, combined with state-of-the-art technology, ensure that every Kobra product exceeds the highest industry standards. When you choose Kobra, you can expect unparalleled durability, exceptional quality, and unrivaled performance. Our products are meticulously tested to withstand the toughest conditions, delivering longevity and peace of mind to our customers. Trust Kobra to keep you moving.This serpentine Belt is listed for 2003-2020 Cadillac CT5, Cadillac CT6, BMW Z4. Please review the fitment chart before ordering.

### Key Features

-   Designed as a direct replacement serpentine Belt for compatible vehicle applications
-   Built for dependable daily driving performance and consistent fitment
-   Application-specific design helps support proper installation and function

### Package include:

-   1x Main Drive Serpentine Belt

### Vehicle Fitment

**Fitment Summary:** 2003-2020 Cadillac CT5, Cadillac CT6, BMW Z4

**Position:** Main Drive

-   2020 Cadillac CT5 — Position: Main Drive; Fitment Precision: 3.0L
-   2016-2019 Cadillac CT6 — Position: Main Drive; Fitment Precision: 3.0L
-   2003-2005 BMW Z4 — Position: Main Drive

### FAQ

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

**What part number is this?**  
The listed part number is KBR-5060573.

**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

-   serpentine Belt for Cadillac CT5
-   2003-2020 Cadillac CT5 serpentine Belt
-   KBR-5060573 fitment
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-   Main Drive serpentine Belt
-   serpentine Belt for Cadillac CT6

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2020

Cadillac

CT5

Main Drive

3.0L

2016

Cadillac

CT6

Main Drive

3.0L

2017

Cadillac

CT6

Main Drive

3.0L

2018

Cadillac

CT6

Main Drive

3.0L

2019

Cadillac

CT6

Main Drive

3.0L

2003

BMW

Z4

Main Drive

2004

BMW

Z4

Main Drive

2005

BMW

Z4

Main Drive

## Details

- **Price:** 17.83 CAD
- **Vendor:** Kobra
- **Type:** Serpentine Belt
- **Tags:** 2003 BMW Z4, 2003-2005 BMW Z4, 2003-2020 BMW Z4, 2004 BMW Z4, 2005 BMW Z4, 2016 Cadillac CT6, 2016-2019 Cadillac CT6, 2017 Cadillac CT6, 2018 Cadillac CT6, 2019 Cadillac CT6, 2020 Cadillac CT5, 4060571, 5060573, 571K6, 6PK1450, 6PK1455, AI Readable Fitment, belt, BMW Z4, Cadillac CT5, Cadillac CT5 Serpentine Belt, Cadillac CT6, K060573, KBR-5060573, Kobra, Kobra KBR-5060573 Serpentine Belt, Kobra Serpentine Belt, Main Drive, Main Drive Serpentine Belt for 2003 BMW Z4, replacement auto part, replacement KBR-5060573 Serpentine Belt, Serpentine Belt, Serpentine Belt fitment, Serpentine Belt for BMW Z4, Timing belt, vehicle fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 17.83 CAD | In stock |

## Images

- Kobra_Serpentine Belt_KBR-5060573

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/main-drive-serpentine-belt-for-bmw-z4-cadillac-ct5-ct6-kbr-5060573)
> Updated: 2026-06-06