2017-2026 Audi Q7/Q8/SQ7/SQ8 Power Brake Booster 4M0612103AB

OEM Part #: 4M0-612-103-AB (4M0612103AB)

$79.99
Used
Donor2021 Audi SQ8 · 4.0L · 47k miles
SKU: 701323 · 30-Day Returns
✓ Free Same Day Shipping on orders by noon CT
Only 1 in stock — no guaranteed restock
Power Brake Booster 4M0612103AB — Used (SKU 701323)
Genuine OEM Used SKU: 701323 Donor Vehicle: 2021 Audi SQ8 · 4.0L · 47k miles 2 photos
$79.99
30-Day Returns
  • Genuine OEM — real photos
  • 30-day returns on eligible parts
  • eBay Top Rated · 100,000+ positive ratings
  • Ships from our own indoor warehouse

A used OEM Audi Power Brake Booster, part number 4M0612103AB, also replaces 4M0612107E, 4M0612107A, and 4M0612107G. This vacuum-assisted unit multiplies pedal force to reduce stopping effort across Q7, Q8, SQ7, and SQ8 models. When the booster fails, you may notice a hard brake pedal or longer stopping distances, as the internal diaphragm loses its seal.

Specifications

Specifications for Power Brake Booster 4M0612103AB
Fits Vehicle ModelQ7, Q8, SQ7, SQ8
Fits Vehicle MakeAudi
OEM Part No4M0-612-103-AB (4M0612103AB)
Compatible OEM Part No 4M0-612-107-E, 4M0-612-107-A, 4M0-612-107-G
CategoryBrake Booster

Compatible Vehicles

Fits 39 vehicle configurations across 1 make, 2017-2026.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

Audi

  • Q7 2017-2026 · 20 variants 18 with notes
  • Q8 2019-2025 · 7 variants 6 with notes
  • SQ7 2020-2025 · 6 variants 1 with note
  • SQ8 2020-2025 · 6 variants 1 with note
View all 39 vehicle configurations 26 with fitment notes
Full vehicle fitment list for Power Brake Booster 4M0612103AB
Year Make Model Trim Engine Note
2021 Audi SQ8 SUV 4.0L V8 Turbo
2018 Audi Q7 SUV 3.0L V6 Supercharged To 07/30/2018
2018 Audi Q7 SUV 2.0L l4 Turbo To 07/30/2018
2022 Audi SQ7 SUV 4.0L V8 Turbo
2022 Audi SQ8 SUV 4.0L V8 Turbo
2025 Audi SQ8 SUV 4.0L V8 Turbo
2021 Audi SQ7 SUV 4.0L V8 Turbo
2017 Audi Q7 SUV 3.0L V6 Supercharged
2017 Audi Q7 SUV 2.0L l4 Turbo
2020 Audi SQ7 SUV 4.0L V8 Turbo from 06/17/2019
2025 Audi SQ7 SUV 4.0L V8 Turbo
2025 Audi Q8 SUV 3.0L V6 Turbo
2020 Audi SQ8 SUV 4.0L V8 Turbo to 06/17/2019
2024 Audi SQ8 SUV 4.0L V8 Turbo
2024 Audi SQ7 SUV 4.0L V8 Turbo
2023 Audi SQ8 SUV 4.0L V8 Turbo
2023 Audi SQ7 SUV 4.0L V8 Turbo
2025 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2020 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2024 Audi Q8 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2024 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2023 Audi Q8 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2019 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2023 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2026 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2022 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2024 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2026 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2020 Audi Q8 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2021 Audi Q8 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2025 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2019 Audi Q7 SUV 3.0L V6 Supercharged For Vehicles with Production Date After 06/17/19
2019 Audi Q8 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2022 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2023 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2021 Audi Q7 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2022 Audi Q8 SUV 3.0L V6 Turbo For Vehicles with Production Date After 06/17/19
2020 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19
2021 Audi Q7 SUV 2.0L l4 Turbo For Vehicles with Production Date After 06/17/19

Ask a parts specialist

Asking about: Power Brake Booster 4M0612103AB · OEM #4M0612103AB