How to remove and replace the brake master cylinder on Ford Focus?

In order to replace brake master cylinder, begin with the engine off and empty the brake booster vacuum. Take out battery tray, get out brake fluid, and unplug some tubes. Install brake tube fittings to a given torque. Fit the new master cylinder, including correct seals and bleed the brakes and clutch systems with clean fluid.

How to Properly Bleed the Brake Master Cylinder on Ford Focus?

To bled the braking system, clean brake fluid shall be used and the master cylinder should not be empty. Wash any spills immediately. To install a new master cylinder, fill it up by attaching short tubes to the holes flooded with fluid. Keep on pumping until a clear fluid is discharged, then drain each of the tubes, replacing as necessary.

OEM Ford Focus Brake Master Cylinder

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9 Brake Master Cylinders found

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Ford Focus Master Cylinder Part Number: AS4Z-2140-A
$178.07 MSRP: $287.27
You Save: $109.20 (39%)
ADD TO CART
Product Specifications
- Other Name: Kit - Master Cylinder Repair; Brake Master Cylinder
- Replaces: BRMC-140, 9S4Z-2140-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Ford Focus | S, SE, SEL, SES | 4 Cyl 2.0 L GAS
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Ford Focus Master Cylinder Part Number: EV6Z-2140-A
$136.38 MSRP: $224.40
You Save: $88.02 (40%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Cylinder Assembly - Master; Brake Master Cylinder
- Replaces: BRMC-158, BV6Z-2140-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2018 Ford Focus | S, SE, SEL, Titanium | 3 Cyl 1.0 L GAS, 4 Cyl 2.0 L FLEX, 4 Cyl 2.0 L GAS
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Ford Focus Master Cylinder Part Number: DV6Z-2140-N
$154.58 MSRP: $245.45
You Save: $90.87 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Cylinder Assembly - Master; Brake Master Cylinder
- Replaced by: KV6Z-2140-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2013-2018 Ford Focus | ST | 4 Cyl 2.0 L GAS
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Ford Focus Master Cylinder Part Number: 9S4Z-2140-C
$34.54 MSRP: $47.78
You Save: $13.24 (28%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Kit - Master Cylinder Repair; Brake Master Cylinder
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009 Ford Focus | S, SE, SEL, SES | 4 Cyl 2.0 L GAS
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Ford Focus Master Cylinder Part Number: DV6Z-2140-P
$197.49 MSRP: $316.36
You Save: $118.87 (38%)
ADD TO CART
Product Specifications
- Other Name: Cylinder Assembly - Master; Brake Master Cylinder
- Replaced by: KV6Z-2140-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2016-2018 Ford Focus | RS | 4 Cyl 2.3 L GAS
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Ford Focus Master Cylinder Part Number: CV6Z-2140-B
$111.98 MSRP: $177.82
You Save: $65.84 (38%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Kit - Master Cylinder Repair; Brake Master Cylinder
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2012-2018 Ford Focus | Electric | BATTERY EV (EV/BEV)
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Ford Focus Master Cylinder Part Number: 9S4Z-2140-A
Product Specifications
- Other Name: Kit - Master Cylinder Repair; Brake Master Cylinder
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009 Ford Focus | S, SE, SEL, SES | 4 Cyl 2.0 L GAS
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Ford Focus Master Cylinder Part Number: 7S4Z-2140-A
Product Specifications
- Other Name: Kit - Master Cylinder Repair; Brake Master Cylinder
- Replaces: 1S4Z-2004-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2008 Ford Focus | LX, S, SE, SES, Sony Limited Edition, ST, SVT, ZTS, ZTW, ZX3, ZX4, ZX4 ST, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Ford Focus Master Cylinder Part Number: 6S4Z-2140-AA
Product Specifications
- Other Name: Kit - Master Cylinder Repair; Brake Master Cylinder
- Replaces: YS4Z-2004-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2000-2008 Ford Focus | LX, S, SE, SES, Sony Limited Edition, ST, SVT, ZTS, ZTW, ZX3, ZX4, ZX4 ST, ZX5, ZXW | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS

Ford Focus Brake Master Cylinder

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Ford Focus Brake Master Cylinder Parts and Q&A

Master Cylinder
AS4Z-2140-A
Q: How to remove and replace the brake master cylinder on Ford Focus?
A: In order to replace brake master cylinder, begin with the engine off and empty the Brake Booster vacuum. Take out battery tray, get out brake fluid, and unplug some tubes. Install brake tube fittings to a given torque. Fit the new master cylinder, including correct seals and bleed the brakes and clutch systems with clean fluid.
Master Cylinder
9S4Z-2140-A
Q: How to Properly Bleed the Brake Master Cylinder on Ford Focus?
A: To bled the braking system, clean brake fluid shall be used and the master cylinder should not be empty. Wash any spills immediately. To install a new master cylinder, fill it up by attaching short tubes to the holes flooded with fluid. Keep on pumping until a clear fluid is discharged, then drain each of the tubes, replacing as necessary.