# Transit Auto KBB-121603 Wheel Bearing and Hub Assembly for 2013-2019 Mercedes-Benz GLS450, Mercedes-Benz GL450, Mercedes-Benz GL350 - Front and 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 KBB-121603 is a vehicle-specific wheel bearing and hub assembly designed for compatible applications for 2013-2019 Mercedes-Benz GLS450, Mercedes-Benz GL450, Mercedes-Benz GL350.

### Key Features

-   Kit includes: 2x Wheel Bearing 2x Bearing Hub Assembly 4x Disc Rotor 2x Brake Pad

### Package include:

-   2x Rear Wheel Bearing (Both Side) + 2x Front Wheel Bearing and Hub Assembly (Both Side) + 2x Front Disc Brake Rotor (Both Side) + 1x Front Ceramic Brake Pad Set (Hardware Included) + 2x Rear Disc Brake Rotor (Both Side) + 1x Rear Ceramic Brake Pad Set (Hardware Included)

### Vehicle Fitment

**Fitment Summary:** 2013-2019 Mercedes-Benz GLS450, GL450, GL350

**Position:** Front and Rear

-   2017-2019 Mercedes-Benz GLS450 — Position: Front and Rear; Note: Without Sport Package
-   2014 Mercedes-Benz GL450 — Position: Front and Rear; Note: Without Sport Package
-   2013-2016 Mercedes-Benz GL350 — Position: Front and Rear; Note: Without Sport Package

### 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 KBB-121603.

**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

-   Wheel Bearing and Hub Assembly for Mercedes-Benz GLS450
-   2013-2019 Mercedes-Benz GLS450 Wheel Bearing and Hub Assembly
-   KBB-121603 fitment
-   Transit Auto Wheel Bearing and Hub Assembly
-   Front and Rear Wheel Bearing and Hub Assembly

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2017

Mercedes-Benz

GLS450

Front and Rear

Without Sport Package

2018

Mercedes-Benz

GLS450

Front and Rear

Without Sport Package

2019

Mercedes-Benz

GLS450

Front and Rear

Without Sport Package

2014

Mercedes-Benz

GL450

Front and Rear

Without Sport Package

2013

Mercedes-Benz

GL350

Front and Rear

Without Sport Package

2014

Mercedes-Benz

GL350

Front and Rear

Without Sport Package

2015

Mercedes-Benz

GL350

Front and Rear

Without Sport Package

2016

Mercedes-Benz

GL350

Front and Rear

Without Sport Package

## Details

- **Price:** 1028.69 CAD
- **Vendor:** Transit Auto
- **Type:** Wheel Bearing and Hub Assembly
- **Tags:** 2013 Mercedes-Benz GL350, 2014 Mercedes-Benz GL350, 2014 Mercedes-Benz GL450, 2015 Mercedes-Benz GL350, 2016 Mercedes-Benz GL350, 2017 Mercedes-Benz GLS450, 2018 Mercedes-Benz GLS450, 2019 Mercedes-Benz GLS450, Automotive Parts, Daily Driver, Direct Replacement, Front and Rear, KBB-121603, Transit Auto, Transit Auto KBB-121603, Vehicle Fitment, Wheel Bearing and Hub Assembly

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1028.69 CAD | In stock |

## Images

- Transit Auto KBB-121603 Wheel Bearing and Hub Assembly for 2013-2019 Mercedes-Benz GLS450, Mercedes-Benz GL450, Mercedes-Benz GL350 - Front and Rear product image

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> Source: [Standard Auto Part](www.standardautopart.com/products/transit-auto-kbb-121603-wheel-bearing-and-hub-assembly-for-2013-2019-mercedes-benz-gls450-mercedes-benz-gl450-mercedes-benz-gl350-front-and-rear-kbb-121603)
> Updated: 2026-06-19