# Transit Auto K77-100656 Front Wheel Bearing and Hub Assembly for 2015-2020 Audi A3 Sportback e-tron, Audi A3, Audi A3 Quattro & more

### 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 K77-100656 is a vehicle-specific wheel bearing and hub assembly designed for compatible applications for 2015-2020 Audi A3 Sportback e-tron, A3, A3 Quattro, S3.

### Key Features

-   Core made of High-Carbon AISI 52100 Chromium Alloy Steel features higher wear resistance, fatigue strength and steel hardness
-   TQ USA-engineered powdered metal gusher bearing design enables grease to flow through the bearing to the stud for reduced friction and enhanced strength and
-   Premium quality MolyPro™ NLGI Grade 2 Molybdenum Grease (MoS2) to minimize wear and reduce friction providing longer lasting performance
-   Premium cover plate design allows for tighter tolerances vs traditional cover plate designs, providing a more durable and extended life for the link kit
-   Exclusive multi-lip seals are made with ProSeal™ Nitrile Rubber (NBR) which can successfully function at high delta of temperatures while retaining its

### Vehicle Fitment

**Fitment Position:** Front

**Fitment Summary:** 2015-2020 Audi A3 Sportback e-tron, A3, A3 Quattro, S3

-   2016-2018 Audi A3 Sportback e-tron — Note: With 80mm Hub Pilot Diameter
-   2015-2020 Audi A3 — Note: With 80mm Hub Pilot Diameter
-   2015-2018 Audi A3 Quattro — Note: With 80mm Hub Pilot Diameter
-   2015-2020 Audi S3 — Note: With 80mm Hub Pilot Diameter

### FAQ

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

**What part number is this?**  
The listed part number is K77-100656.

**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 A3 Sportback e-tron
-   Wheel Bearing and Hub Assembly for Audi A3 Sportback e-tron
-   K77-100656 fitment
-   Transit Auto Wheel Bearing and Hub Assembly
-   2015 Audi A3 Sportback e-tron Wheel Bearing and Hub Assembly

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2016

Audi

A3 Sportback e-tron

Front

With 80mm Hub Pilot Diameter

2017

Audi

A3 Sportback e-tron

Front

With 80mm Hub Pilot Diameter

2018

Audi

A3 Sportback e-tron

Front

With 80mm Hub Pilot Diameter

2015

Audi

A3

Front

With 80mm Hub Pilot Diameter

2016

Audi

A3

Front

With 80mm Hub Pilot Diameter

2017

Audi

A3

Front

With 80mm Hub Pilot Diameter

2018

Audi

A3

Front

With 80mm Hub Pilot Diameter

2019

Audi

A3

Front

With 80mm Hub Pilot Diameter

2020

Audi

A3

Front

With 80mm Hub Pilot Diameter

2015

Audi

A3 Quattro

Front

With 80mm Hub Pilot Diameter

## Details

- **Price:** 243.38 CAD
- **Vendor:** Transit Auto
- **Type:** Wheel Bearing and Hub Assembly
- **Tags:** 2015 Audi A3, 2015 Audi A3 Quattro, 2015-2018-audi-a3-quattro-wheel-bearing---hub-front-with-80mm-hub-pilot-diameter-esi7570312, 2016 Audi A3, 2016 Audi A3 Sportback e-tron, 2016-2018-audi-a3-sportback-e-tron-wheel-bearing---hub-front-with-80mm-hub-pilot-diameter-esi5312683, 2017 Audi A3, 2017 Audi A3 Sportback e-tron, 2018 Audi A3, 2018 Audi A3 Sportback e-tron, 2019 Audi A3, 2020 Audi A3, Automotive Parts, Daily Driver, Direct Replacement, K77-100656, Transit Auto, Transit Auto K77-100656, Vehicle Fitment, Wheel Bearing and Hub Assembly, Wheel Bearing Hub Assembly Kit

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 243.38 CAD | In stock |

## Images

- Transit Auto K77-100656 Wheel Bearing and Hub Assembly for 2015-2020 Audi A3 Sportback e-tron, Audi A3, Audi A3 Quattro & more product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/transit-auto-k77-100656-wheel-bearing-and-hub-assembly-for-2015-2020-audi-a3-sportback-e-tron-audi-a3-audi-a3-quattro-and-more-k77-100656)
> Updated: 2026-07-15