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OE Quality
60-Day Returns
MPA ElectricalPart #: NM55678
MPA Electrical NM55678 Brake Master Cylinder
53 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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*Free return shipping only qualifies if our fitment verification tool is used.
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Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
New with front disc brakes
Fitment: Audi and Volkswagen, A3, A3 Quattro, Arteon, Golf R, GTI, Jetta, Q3, RS3, S3, Tiguan, TT RS Quattro, and TTS Quattro
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Brake Master Cylinder options
MPA Electrical NM55678 Brake Master Cylinder
| Brand | MPA Electrical |
|---|---|
| Part Number | NM55678 |
| Position | New with front disc brakes |
| Reservoir Material | Plastic |
| Mounting Hardware Included | No |
| Grade Type | Standard replacement |
| Gasket Or Seal Included | Yes |
| Mounting Hole Quantity | 2 |
| Master Cylinder Bore Diameter | 1.0 |
| Brake Booster Included | No |
| Master Cylinder Cap Included | Yes |
| Master Cylinder Material | Aluminum |
| Push Rod Included | No |
| Reservoir Included | Yes |
| Sensor Included | No |
| Mounting Hole Diameter | 0.357 |
| Mounting Bracket Included | No |
| Brake Pressure Switch(s) Included | No |
| Fluid Type | Dot 4 |
| Product Condition | New |
This part fits 53 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2025 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2024 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2023 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2023 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2023 | Volkswagen | Arteon | N/A | New with front disc brakes | ||
| 2022 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2022 | Audi | TT RS Quattro | N/A | New with front disc brakes | ||
| 2022 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2022 | Volkswagen | Arteon | N/A | New with front disc brakes | ||
| 2021 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2021 | Audi | TT RS Quattro | N/A | New with front disc brakes | ||
| 2021 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2021 | Volkswagen | Arteon | N/A | New with front disc brakes | ||
| 2020 | Audi | A3 Quattro | N/A | New with front disc brakes | ||
| 2020 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2020 | Audi | RS3 | N/A | New with front disc brakes | ||
| 2020 | Audi | S3 | N/A | New with front disc brakes | ||
| 2020 | Audi | TT RS Quattro | N/A | New with front disc brakes | ||
| 2020 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2020 | Volkswagen | Arteon | N/A | New with front disc brakes | ||
| 2020 | Volkswagen | GTI | N/A | New with front disc brakes | ||
| 2019 | Audi | A3 Quattro | N/A | New with front disc brakes | ||
| 2019 | Audi | Q3 | N/A | New with front disc brakes | ||
| 2019 | Audi | RS3 | N/A | New with front disc brakes | ||
| 2019 | Audi | S3 | N/A | New with front disc brakes | ||
| 2019 | Audi | TT RS Quattro | N/A | New with front disc brakes | ||
| 2019 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2019 | Volkswagen | Arteon | N/A | New with front disc brakes | ||
| 2019 | Volkswagen | Golf R | N/A | New with front disc brakes | ||
| 2019 | Volkswagen | GTI | N/A | New with front disc brakes | ||
| 2019 | Volkswagen | Jetta | 2.0L | L4 | N/A | New with front disc brakes |
| 2019 | Volkswagen | Tiguan | N/A | New with front disc brakes | ||
| 2018 | Audi | A3 Quattro | N/A | New with front disc brakes | ||
| 2018 | Audi | RS3 | N/A | New with front disc brakes | ||
| 2018 | Audi | S3 | N/A | New with front disc brakes | ||
| 2018 | Audi | TT RS Quattro | N/A | New with front disc brakes | ||
| 2018 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2018 | Volkswagen | Golf R | N/A | New with front disc brakes | ||
| 2018 | Volkswagen | GTI | N/A | New with front disc brakes | ||
| 2018 | Volkswagen | Tiguan | N/A | New with front disc brakes | ||
| 2017 | Audi | RS3 | N/A | New with front disc brakes | ||
| 2017 | Audi | S3 | N/A | New with front disc brakes | ||
| 2017 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2017 | Volkswagen | Golf R | N/A | New with front disc brakes | ||
| 2017 | Volkswagen | GTI | N/A | New with front disc brakes | ||
| 2016 | Audi | S3 | N/A | New with front disc brakes | ||
| 2016 | Audi | TTS Quattro | N/A | New with front disc brakes | ||
| 2016 | Volkswagen | Golf R | N/A | New with front disc brakes | ||
| 2016 | Volkswagen | GTI | N/A | New with front disc brakes | ||
| 2015 | Audi | S3 | N/A | New with front disc brakes | ||
| 2015 | Volkswagen | Golf R | N/A | New with front disc brakes | ||
| 2015 | Volkswagen | GTI | N/A | New with front disc brakes | ||
| 2014 | Audi | A3 | N/A | New with front disc brakes |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
5Q1614019SREP8V1611021B
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.