Servos and brake force correctors

At the Global Parts automotive store, we offer a wide selection of original used car parts, including brake boosters and brake fluid regulators for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. The brake boosters and brake fluid regulators we offer undergo quality control to ensure you receive a top-quality product.

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Skoda Octavia 5E Brake Servo With Master Cylinder 5Q2614105BT

Part no. RHD-5Q2614105BT

Skoda Octavia 5E Brake Servo With Master Cylinder 5Q2614105BT

£37.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W906 OM651 Vacuum Line Pressure Transducer To Wastegate A6510708532

Part no. A6510708532

Mercedes W906 OM651 Vacuum Line Pressure Transducer To Wastegate A6510708532

£18.95

Free delivery: Mar 19

If paid before 14:00

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Audi A4 B8 Brake Servo Vacuum Pipe Hose Line 8K2611931Q

Part no. RHD-8K2611931Q

Audi A4 B8 Brake Servo Vacuum Pipe Hose Line 8K2611931Q

£18.95

Free delivery: Mar 19

If paid before 14:00

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Smart Fortwo W453 Brake Servo Booster Master Cylinder Unit A4534310200

Part no. A4534310200

Smart Fortwo W453 Brake Servo Booster Master Cylinder Unit A4534310200

£66.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W639 Servo Brake Fluid Reservoir Bottle A6394300102

Part no. RHD-A6394300102-1

Mercedes W639 Servo Brake Fluid Reservoir Bottle A6394300102

£18.95

Free delivery: Mar 19

If paid before 14:00

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BMW X3 G01 X4 G02 Brake Servo Unit Master Cylinder Booster Petrol 6881094

Part no. 6875172

BMW X3 G01 X4 G02 Brake Servo Unit Master Cylinder Booster Petrol 6881094

£80.95

Free delivery: Mar 19

If paid before 14:00

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Audi A5 F5 A4 B9 Brake Servo Vacuum Hose Line Tube Pipe 8W2611931K

Part no. RHD-8W2611931K

Audi A5 F5 A4 B9 Brake Servo Vacuum Hose Line Tube Pipe 8W2611931K

£23.95

Free delivery: Mar 19

If paid before 14:00

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Smart W452 Roadstar Brake Servo Booster Master Cylinder 0009600V005

Part no. Q0009600V005

Smart W452 Roadstar Brake Servo Booster Master Cylinder 0009600V005

£70.95

Free delivery: Mar 19

If paid before 14:00

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Volkswagen Touareg 7L Brake Servo Booster Master Cylinder 7L6612101A

Part no. RHD-7L6612101A

Volkswagen Touareg 7L Brake Servo Booster Master Cylinder 7L6612101A

£32.95

Free delivery: Mar 19

If paid before 14:00

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Audi Q3 8U 2.0 TDI Brake Servo Master Cylinder Unit 5N2614105N

Part no. RHD-5N2614105N

Audi Q3 8U 2.0 TDI Brake Servo Master Cylinder Unit 5N2614105N

£70.95

Free delivery: Mar 19

If paid before 14:00

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Audi A8L 4H Brake Servo Booster Master Cylinder 8T0612107 4H0612103C

Part no. 8T0612107

Audi A8L 4H Brake Servo Booster Master Cylinder 8T0612107 4H0612103C

£37.95

Free delivery: Mar 19

If paid before 14:00

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Ford Mondeo Mk4 Brake Servo Vacuum Pipe Hose Line 2.2 TDCI Diesel 8G91-2420-BMD

Part no. RHD-1556089

Ford Mondeo Mk4 Brake Servo Vacuum Pipe Hose Line 2.2 TDCI Diesel 8G91-2420-BMD

£28.95

Free delivery: Mar 19

If paid before 14:00

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Audi Q3 8U 2.0 TFSI Brake Servo Master Cylinder Unit 5N2614105K

Part no. 5N2614105K

Audi Q3 8U 2.0 TFSI Brake Servo Master Cylinder Unit 5N2614105K

£47.95

Free delivery: Mar 19

If paid before 14:00

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VW Amarok Mk2 Brake Caliper Servo Motor Rear Left Right N/O/S 2HJ698139A

Part no. 2HJ698139A

VW Amarok Mk2 Brake Caliper Servo Motor Rear Left Right N/O/S 2HJ698139A

£123.95

Free delivery: Mar 20 – 27

If paid before 14:00

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Land Rover L550 Brake Servo Master Cylinder Brake Booster Unit FK72-2B195-BG

Part no. RHD-FK72-2B195-BG

Land Rover L550 Brake Servo Master Cylinder Brake Booster Unit FK72-2B195-BG

£18.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes Citan W415 Brake Vacuum Hose Servo Booster Line Pipe 474019492R

Part no. 474019492R

Mercedes Citan W415 Brake Vacuum Hose Servo Booster Line Pipe 474019492R

£66.95

Free delivery: Mar 19

If paid before 14:00

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Brake Servo BMW F45 F46 Brake Booster Master Cylinder Reservoir 6866164

Part no. 6866164

Brake Servo BMW F45 F46 Brake Booster Master Cylinder Reservoir 6866164

£23.95

Free delivery: Mar 19

If paid before 14:00

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BMW F10 Brake Servo Unit 6790455 34336790455

Part no. 6796727

BMW F10 Brake Servo Unit 6790455 34336790455

£37.95

Free delivery: Mar 19

If paid before 14:00

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Audi S3 8V Quattro Brake Servo Booster Master Cylinder 5Q2614105BG

Part no. RHD-5Q2614105BG

Audi S3 8V Quattro Brake Servo Booster Master Cylinder 5Q2614105BG

£47.95

Free delivery: Mar 19

If paid before 14:00

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Audi A3 8V Brake Servo Booster Master Cylinder ABS Unit 5Q2614105AP

Part no. RHD-5Q2614105AP

Audi A3 8V Brake Servo Booster Master Cylinder ABS Unit 5Q2614105AP

£32.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes C118 W177 W247 Brake Servo Booster Master Cylinder Braking A2474300800

Part no. RHD-A2474300800

Mercedes C118 W177 W247 Brake Servo Booster Master Cylinder Braking A2474300800

£32.95

Free delivery: Mar 19

If paid before 14:00

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Ford Transit Custom Brake Booster Servo Master Cylinder Unit GK21-2B195-BB

Part no. GK21-2B195-BB

Ford Transit Custom Brake Booster Servo Master Cylinder Unit GK21-2B195-BB

£56.95

Free delivery: Mar 19

If paid before 14:00

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Ford Mustang GT Mk6 Brake Servo Master Cylinder Booster Unit GR3C-2B195-RC

Part no. RHD-GR3C-2B195-RC

Ford Mustang GT Mk6 Brake Servo Master Cylinder Booster Unit GR3C-2B195-RC

£75.95

Free delivery: Mar 19

If paid before 14:00

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Brake Booster BMW F46 Servo Brake Master Cylinder Expansion Tank 6857914

Part no. 6857914

Brake Booster BMW F46 Servo Brake Master Cylinder Expansion Tank 6857914

£28.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W221 Brake Servo Booster Master Cylinder Module Tank A1664300201

Part no. A2214300030

Mercedes W221 Brake Servo Booster Master Cylinder Module Tank A1664300201

£56.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes Sprinter W906 Brake Servo Booster Master Cylinder Unit A9064301408

Part no. RHD-A9064301408-2

Mercedes Sprinter W906 Brake Servo Booster Master Cylinder Unit A9064301408

£47.95

Free delivery: Mar 19

If paid before 14:00

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Seat Ateca FR Brake Servo Brake Master Cylinder Booster ABS Unit 5Q2614105CJ

Part no. RHD-5Q2614105CJ

Seat Ateca FR Brake Servo Brake Master Cylinder Booster ABS Unit 5Q2614105CJ

£75.95

Free delivery: Mar 19

If paid before 14:00

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Volkswagen Tiguan AX1 Brake Servo Booster Master Cylinder 5QK614105B

Part no. RHD-5Q2614106M

Volkswagen Tiguan AX1 Brake Servo Booster Master Cylinder 5QK614105B

£108.95

Free delivery: Mar 19

If paid before 14:00

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Porsche Boxster 986 Engine PCV Venturi Tube Hose Line Pipe 99611017000

Part no. 99611017000

Porsche Boxster 986 Engine PCV Venturi Tube Hose Line Pipe 99611017000

£94.95

Free delivery: Mar 20 – 27

If paid before 14:00

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Volkswagen Golf 5G Brake Servo Master Cylinder Brake Booster Unit 5Q2614105AN

Part no. 5Q2614105AN

Volkswagen Golf 5G Brake Servo Master Cylinder Brake Booster Unit 5Q2614105AN

£32.95

Free delivery: Mar 19

If paid before 14:00

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Ford Transit Connect Mk2 Brake Booster Servo Master Cylinder 7T16-2B195-BB

Part no. RHD-7T162B195BB

Ford Transit Connect Mk2 Brake Booster Servo Master Cylinder 7T16-2B195-BB

£61.95

Free delivery: Mar 19

If paid before 14:00

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Audi S5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor 8K2611931G

Part no. RHD-8K2611931G

Audi S5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor 8K2611931G

£13.95

Free delivery: Mar 19

If paid before 14:00

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Volkswagen Phaeton 3D 5.0 V10 Brake Servo Cylinder Master Unit 3D2612105B

Part no. RHD-3D2612105B

Volkswagen Phaeton 3D 5.0 V10 Brake Servo Cylinder Master Unit 3D2612105B

£61.95

Free delivery: Mar 19

If paid before 14:00

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VW Amarok Mk2 Brake Servo Unit Master Cylinder ABS Pump Automatic PB3C-2D335-DC

Part no. RHD-PB3C-2D335-DC

VW Amarok Mk2 Brake Servo Unit Master Cylinder ABS Pump Automatic PB3C-2D335-DC

£313.95

Free delivery: Mar 19

If paid before 14:00

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VW Volkswagen Golf Mk7 Brake Booster Servo Master Cylinder Unit 5Q2614105BR

Part no. RHD-5Q2614105BR

VW Volkswagen Golf Mk7 Brake Booster Servo Master Cylinder Unit 5Q2614105BR

£37.95

Free delivery: Mar 19

If paid before 14:00

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Ford Transit Custom Brake Servo Master Cylinder GK21-2B195-AE

Part no. RHD-JK21-2B195-AE

Ford Transit Custom Brake Servo Master Cylinder GK21-2B195-AE

£94.95

Free delivery: Mar 19

If paid before 14:00

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BMW i3 I01 Bracket Brake Pipe Line Left N/S Servo 6799387

Part no. 6799387

BMW i3 I01 Bracket Brake Pipe Line Left N/S Servo 6799387

£18.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes X250d W470 Brake Servo Booster Master Cylinder Braking Unit A4704312300

Part no. RHD-A4704312300

Mercedes X250d W470 Brake Servo Booster Master Cylinder Braking Unit A4704312300

£142.95

Free delivery: Mar 19

If paid before 14:00

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BMW G11 G12 G30 Brake Servo Brake Booster Master Cylinder Unit Reservoir 6873444

Part no. 6873444

BMW G11 G12 G30 Brake Servo Brake Booster Master Cylinder Unit Reservoir 6873444

£161.95

Free delivery: Mar 19

If paid before 14:00

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Audi A4 B8 Brake Servo Booster Master Cylinder Unit 8K0612107B

Part no. 8K0612107B

Audi A4 B8 Brake Servo Booster Master Cylinder Unit 8K0612107B

Product currently unavailable

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Porsche Macan 95B Brake Servo Booster Master Cylinder Unit 95B612103AF

Part no. RHD-95B612103AF

Porsche Macan 95B Brake Servo Booster Master Cylinder Unit 95B612103AF

£70.95

Free delivery: Mar 19

If paid before 14:00

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Brake Servo Audi A6 C7 A7 4G Booster Master Cylinder Unit 4G2612103H

Part no. RHD-4G2612103H

Brake Servo Audi A6 C7 A7 4G Booster Master Cylinder Unit 4G2612103H

£13.95

Free delivery: Mar 19

If paid before 14:00

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Audi A4 B8 Brake Servo Master Cylinder Vacuum Booster 8K0612103L

Part no. 8K0612103L

Audi A4 B8 Brake Servo Master Cylinder Vacuum Booster 8K0612103L

£47.95

Free delivery: Mar 19

If paid before 14:00

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Brake Booster Mini F45 F60 Master Vacuum Line 8607937

Part no. 8607937

Brake Booster Mini F45 F60 Master Vacuum Line 8607937

£23.95

Free delivery: Mar 19

If paid before 14:00

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Porsche Cayman 987 911 997 Brake Servo Booster Master Cylinder 99735502502

Part no. 99735502502

Porsche Cayman 987 911 997 Brake Servo Booster Master Cylinder 99735502502

£37.95

Free delivery: Mar 19

If paid before 14:00

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Volkswagen Touran 1T Brake Servo Booster Master Cylinder Braking Unit 1K0945459

Part no. 1K0945459

Volkswagen Touran 1T Brake Servo Booster Master Cylinder Braking Unit 1K0945459

£13.95

Free delivery: Mar 19

If paid before 14:00

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Audi A5 8T Servo Brake Expansion Tank Cover Cap Level Sensor 8K0611357

Part no. 8K0611357

Audi A5 8T Servo Brake Expansion Tank Cover Cap Level Sensor 8K0611357

£13.95

Free delivery: Mar 19

If paid before 14:00

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Audi Q7 4L S LINE Power Brake Servo Unit Vacuum Booster 7L8612101T

Part no. RHD-7L8612101T

Audi Q7 4L S LINE Power Brake Servo Unit Vacuum Booster 7L8612101T

£99.95

Free delivery: Mar 19

If paid before 14:00

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BMW 5 Series F10 F11 LCI B47 Vacuum Servo Hose Pipe Line 8572037

Part no. 8572037

BMW 5 Series F10 F11 LCI B47 Vacuum Servo Hose Pipe Line 8572037

£28.95

Free delivery: Mar 19

If paid before 14:00

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Smart A453 Vacuum Pipe Hose Power Unit Brake Servo A4534300629

Part no. RHD-A4534300629

Smart A453 Vacuum Pipe Hose Power Unit Brake Servo A4534300629

£23.95

Free delivery: Mar 19

If paid before 14:00

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Audi Q7 4M Brake Servo Booster 4M0612103AD

Part no. 4M0612103AD

Audi Q7 4M Brake Servo Booster 4M0612103AD

£170.95

Free delivery: Mar 19

If paid before 14:00

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Audi Q3 8U Quattro 2.0 TDI Brake Booster Master Cylinder 5N2614106A 5N2614105H

Part no. RHD-5N2614106A

Audi Q3 8U Quattro 2.0 TDI Brake Booster Master Cylinder 5N2614106A 5N2614105H

£85.95

Free delivery: Mar 19

If paid before 14:00

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Porsche Boxster 2.7 Petrol Brake Servo Master Cylinder 99635502506

Part no. 99635502506

Porsche Boxster 2.7 Petrol Brake Servo Master Cylinder 99635502506

£32.95

Free delivery: Mar 19

If paid before 14:00

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Brake Servo BMW X3 G01 X4 G02 Unit Master Cylinder Booster Petrol 6881616

Part no. 6881616

Brake Servo BMW X3 G01 X4 G02 Unit Master Cylinder Booster Petrol 6881616

£70.95

Free delivery: Mar 19

If paid before 14:00

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VW Volkswagen Golf Sportsvan Brake Master Cylinder Unit 5Q2614105CA

Part no. RHD-5Q2614019M

VW Volkswagen Golf Sportsvan Brake Master Cylinder Unit 5Q2614105CA

£28.95

Free delivery: Mar 19

If paid before 14:00

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Ford B-Max Mk1 Brake Servo Master Cylinder Unit Petrol Engine AY11-2B195-BA

Part no. RHD-AY11-2B195-BA

Ford B-Max Mk1 Brake Servo Master Cylinder Unit Petrol Engine AY11-2B195-BA

£42.95

Free delivery: Mar 19

If paid before 14:00

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Mini R60 R61 Brake Servo Braking Unit Master Cylinder JCW ALL4 9811589

Part no. 9811609

Mini R60 R61 Brake Servo Braking Unit Master Cylinder JCW ALL4 9811589

£75.95

Free delivery: Mar 19

If paid before 14:00

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Audi TT FV Brake Servo Brake Master Cylinder Booster ABS Unit Petrol 5Q2614105CN

Part no. 5Q2614105CN

Audi TT FV Brake Servo Brake Master Cylinder Booster ABS Unit Petrol 5Q2614105CN

£42.95

Free delivery: Mar 19

If paid before 14:00

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Audi A5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor 8K2611931F

Part no. RHD-8K2611931F

Audi A5 8T MAP Pressure Brake Servo Vacuum Hose Pipe Line Sensor 8K2611931F

£13.95

Free delivery: Mar 19

If paid before 14:00

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Range Rover L322 Brake Servo Master Cylinder Brake Booster Unit AH42-2B195-BA

Part no. RHD-AH42-2B195-BA

Range Rover L322 Brake Servo Master Cylinder Brake Booster Unit AH42-2B195-BA

£42.95

Free delivery: Mar 19

If paid before 14:00

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Audi A3 8Y 30 TFSI DXDE Brake Servo Booster Master Cylinder 5WC614105BB

Part no. RHD-5WC614105BB

Audi A3 8Y 30 TFSI DXDE Brake Servo Booster Master Cylinder 5WC614105BB

£132.95

Free delivery: Mar 19

If paid before 14:00

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Range Rover Evoque L538 Brake Servo Master Cylinder Brake Booster BJ32-2B195-AC

Part no. BJ32-2B195-AC

Range Rover Evoque L538 Brake Servo Master Cylinder Brake Booster BJ32-2B195-AC

£18.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes R231 Brake Servo Booster Master Cylinder Braking Unit A2314300030

Part no. rhd-A2314300030

Mercedes R231 Brake Servo Booster Master Cylinder Braking Unit A2314300030

£142.95

Free delivery: Mar 19

If paid before 14:00

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Mini F55 F56 F57 F60 Rubber Grommet Seal Gasket Water Hose 9315941

Part no. 9315941

Mini F55 F56 F57 F60 Rubber Grommet Seal Gasket Water Hose 9315941

£13.95

Free delivery: Mar 19

If paid before 14:00

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Audi RS3 8Y VW Golf Mk8 Brake Servo Master Cylinder Booster 5WC614105AG

Part no. 5WC614105AG

Audi RS3 8Y VW Golf Mk8 Brake Servo Master Cylinder Booster 5WC614105AG

£237.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W203 W209 Vacuum Pipe Line Hose Brake Booster Servo M272 A2034304929

Part no. rhd-A2034304929

Mercedes W203 W209 Vacuum Pipe Line Hose Brake Booster Servo M272 A2034304929

£37.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes EQA H243 Brake Servo Booster A2434301100

Part no. rhd-A2434301100

Mercedes EQA H243 Brake Servo Booster A2434301100

£284.95

Free delivery: Mar 19

If paid before 14:00

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Porsche Cayenne 9PA 955 Brake Servo Master Cylinder Booster 4.5 V8 7L5612101A

Part no. RHD-7L5612101A

Porsche Cayenne 9PA 955 Brake Servo Master Cylinder Booster 4.5 V8 7L5612101A

£42.95

Free delivery: Mar 19

If paid before 14:00

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Audi R8 42 Spyder Brake Servo Master Cylinder Unit 4.2 Petrol Engine 424612105

Part no. RHD-424612105

Audi R8 42 Spyder Brake Servo Master Cylinder Unit 4.2 Petrol Engine 424612105

£66.95

Free delivery: Mar 19

If paid before 14:00

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Brake Servo BMW X3 F25 Booster Unit Master Cylinder Control Unit 6857869

Part no. 6857869

Brake Servo BMW X3 F25 Booster Unit Master Cylinder Control Unit 6857869

£42.95

Free delivery: Mar 19

If paid before 14:00

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Brake Servo Unit BMW F30 LCI 330e Brake Master Cylinder Hybrid 6879650

Part no. 6879650

Brake Servo Unit BMW F30 LCI 330e Brake Master Cylinder Hybrid 6879650

£47.95

Free delivery: Mar 19

If paid before 14:00

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Audi A3 8V Diesel Brake Servo Brake Master Cylinder Booster ABS Unit 5Q2614105CP

Part no. 5Q2614105CP

Audi A3 8V Diesel Brake Servo Brake Master Cylinder Booster ABS Unit 5Q2614105CP

£56.95

Free delivery: Mar 19

If paid before 14:00

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Mini Cooper R50 R52 W10 Brake Servo Vacuum Hose Pipe 0872533

Part no. 872533

Mini Cooper R50 R52 W10 Brake Servo Vacuum Hose Pipe 0872533

£13.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W221 Brake Servo Booster Master Cylinder Module Unit A2214302930

Part no. A2214302930

Mercedes W221 Brake Servo Booster Master Cylinder Module Unit A2214302930

£18.95

Free delivery: Mar 19

If paid before 14:00

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Vacuum Pipe BMW X3 F25 X4 F26 Line Hose Brake Servo Unit Pipe 7602557

Part no. 7602557

Vacuum Pipe BMW X3 F25 X4 F26 Line Hose Brake Servo Unit Pipe 7602557

£18.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W221 Brake Servo Brake Master Cylinder Booster Unit A2214301930

Part no. A2214301930

Mercedes W221 Brake Servo Brake Master Cylinder Booster Unit A2214301930

£142.95

Free delivery: Mar 19

If paid before 14:00

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Porsche Cayenne 92A VW Touareg Brake Fluid Reservoir Master Cylinder 7P0611303A

Part no. 7P0611303A

Porsche Cayenne 92A VW Touareg Brake Fluid Reservoir Master Cylinder 7P0611303A

£18.95

Free delivery: Mar 19

If paid before 14:00

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BMW 1 3 X1 Series E81 E82 E84 E87 E88 E90 E91 E92 E93 Bulkhead Seal 6769328

Part no. 6769328

BMW 1 3 X1 Series E81 E82 E84 E87 E88 E90 E91 E92 E93 Bulkhead Seal 6769328

£13.95

Free delivery: Mar 19

If paid before 14:00

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BMW X5 E70 Bulkhead Seal Gasket 6972207

Part no. 6972207

BMW X5 E70 Bulkhead Seal Gasket 6972207

£13.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes W164 Brake Servo Unit Brake Cylinder Reservoir A1644280015

Part no. A1644280015

Mercedes W164 Brake Servo Unit Brake Cylinder Reservoir A1644280015

£32.95

Free delivery: Mar 19

If paid before 14:00

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Audi RSQ3 F3 Brake Servo Booster Master Cylinder Braking Unit 83C614105C

Part no. RHD-83C614105C

Audi RSQ3 F3 Brake Servo Booster Master Cylinder Braking Unit 83C614105C

£56.95

Free delivery: Mar 19

If paid before 14:00

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Ford Transit Custom Brake Servo Master Cylinder 2.0 EcoBlue GK21-2B195-BC

Part no. GK21-2B195-BC

Ford Transit Custom Brake Servo Master Cylinder 2.0 EcoBlue GK21-2B195-BC

£37.95

Free delivery: Mar 19

If paid before 14:00

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Mercedes CLS 350 C219 Vacuum Line Brake Booster Servo Hose Pipe A2114301429

Part no. RHD-A2114301429

Mercedes CLS 350 C219 Vacuum Line Brake Booster Servo Hose Pipe A2114301429

£18.95

Free delivery: Mar 19

If paid before 14:00

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BMW 1 3 Series E81 E87 E88 E90 E91 E92 LCI Brake Servo Unit Master Cylinder

Part no. 6759450

BMW 1 3 Series E81 E87 E88 E90 E91 E92 LCI Brake Servo Unit Master Cylinder

Product currently unavailable

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BMW E81 E87 E90 E91 Brake Servo Master Cylinder Brake Booster Unit 6788042

Part no. 6788042

BMW E81 E87 E90 E91 Brake Servo Master Cylinder Brake Booster Unit 6788042

Product currently unavailable

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BMW 1 3 Series E81 E90 E91 E92 LCI Brake Servo Unit Master Cylinder 6788040

Part no. rhd-6788040

BMW 1 3 Series E81 E90 E91 E92 LCI Brake Servo Unit Master Cylinder 6788040

Product currently unavailable

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BMW 1 3 Series E81 E87 E90 E91 E92 Brake Servo Unit Master Cylinder 6785645

Part no. rhd-6785645

BMW 1 3 Series E81 E87 E90 E91 E92 Brake Servo Unit Master Cylinder 6785645

Product currently unavailable

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Mini R55 R56 R60 Brake Servo Braking Unit Master Cylinder 6786583

Part no. 6786583

Mini R55 R56 R60 Brake Servo Braking Unit Master Cylinder 6786583

Product currently unavailable

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Brake Servo Mercedes W204 Brake Master Cylinder Booster A2044302230

Part no. rhd-A2044302230

Brake Servo Mercedes W204 Brake Master Cylinder Booster A2044302230

Product currently unavailable

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BMW 1 3 SERIES E81 E87 E90 E91 E92 LCI Brake Servo Unit Master Cylinder 6775932

Part no. rhd-6775932

BMW 1 3 SERIES E81 E87 E90 E91 E92 LCI Brake Servo Unit Master Cylinder 6775932

Product currently unavailable

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BMW 1 3 E81 E90 E91 E92 LCI 1 Brake Servo Unit Master Cylinder 6785649

Part no. rhd-6785649-1

BMW 1 3 E81 E90 E91 E92 LCI 1 Brake Servo Unit Master Cylinder 6785649

Product currently unavailable

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BMW 1 3 Series E81 E90 E91 E92 LCI Brake Servo Unit Master Cylinder 6764126

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Brake boosters and force regulators for optimal pressure distribution

Brake boosters and force regulators for optimal pressure distribution

Optimal servos and braking force correctors

Brake servo and brake boosters are key components of the braking system, supporting its efficiency and improving driving safety. A brake booster increases braking power, reducing driver effort, while a brake booster optimizes the distribution of force across the vehicle's axles, preventing wheel lockup. At Global Parts, you'll find a wide selection of used car parts , including brake boosters and brake boosters, ideal for BMW , Audi , Mercedes , Volkswagen , Mini , and more .

What are servos and brake force correctors – definition and principle of operation

A brake booster (vacuum booster) is a component of a brake assist system that uses pressure differential (usually vacuum generated by the engine or a vacuum pump) to increase the force applied to the brake master cylinder. In practice, this means the driver can generate up to 3–5 times more braking power with the same pedal pressure. Standard servos range in diameter from 7 to 11 inches, which directly affects the power assist. The brake force regulator (rear axle pressure regulator) dynamically adjusts rear brake pressure based on vehicle load. In vehicles without electronic EBD, it operates mechanically or hydraulically, limiting pressure on the rear wheels during heavy braking. This maintains directional stability and traction. In modern designs (e.g. in the BMW 3 Series, Audi A4 or Volkswagen Passat models), the function of the classic equalizer is often supported by the ABS/EBD system, but the controller itself is still responsible for the basic calibration of the braking force distribution.

What are the functions of servos and braking force correctors ?

Servos and brake force regulators play important roles in the braking system:

  • Increased braking power – The servo increases the pressure on the brake pedal, which facilitates effective braking.
  • Optimised brake force distribution – Brake force regulator prevents the rear wheels from locking, especially in low grip conditions.
  • Improved driving comfort – Thanks to the smooth operation of the braking system, driving becomes more comfortable and safe.

Technical parameters and compatibility with the braking system

In practice, the compatibility of the servo and the brake force corrector depends on several technical parameters:

  • servo diameter (e.g. 8", 9", 10"),
  • type of attachment to the front bulkhead,
  • length of the pin cooperating with the brake master cylinder,
  • pump type (1- or 2-circuit),
  • type of system (ABS / ABS + EBD / without ABS).

Example operating parameters

ElementFunctionTypical parametersImpact on safety
Brake servoPressure force supportVacuum 0.6–0.9 bar, diameter 7–11"Shortening the braking distance by up to several meters at 100 km/h
Brake force correctorRear axle pressure adjustmentProportional pressure reduction with load increaseTraction stability and slip limitation

Correct matching of these components to the vehicle model directly affects braking efficiency, even wear of pads and discs, and optimal operation of the entire hydraulic system.

Why is it worth taking care of servos and braking force correctors ?

Malfunctioning brake boosters and regulators can lead to reduced braking performance and increased road safety. Typical symptoms include:

  • Hard brake pedal – May indicate a brake booster failure.
  • Uneven braking – Problems with the brake booster can cause excessive braking on one axle.
  • Noises when braking – A damaged servo or equalizer can produce unusual noises. If you need a replacement, you'll find the right used car parts at Global Parts that will restore full efficiency to your braking system.

Step-by-step procedure for system operation during braking

  1. The driver presses the brake pedal.
  2. The servo uses vacuum to increase the pressure on the brake master cylinder.
  3. The pump generates hydraulic pressure in the brake lines.
  4. The brake force regulator regulates the pressure ratio between the front and rear axles.
  5. The calipers press the pads against the discs, generating friction and reducing the vehicle's speed. In a properly functioning system, the braking force distribution is on average around 60-70% front / 30-40% rear, which ensures stability and optimal use of tire grip.

How to choose the right servos and braking force correctors ?

When choosing servos and brake force correctors, there are several key aspects to consider:

  • Vehicle-specific fit – Every braking system has its own specific technical requirements. At Global Parts, you'll find brake boosters and brake boosters perfectly matched to BMW , Audi , Mercedes , Volkswagen , Mini , and more .
  • Technical condition – Used parts should be free from leaks, mechanical damage and pneumatic system defects.
  • Brake System Compatibility – Make sure the components you choose are compatible with your vehicle's design and specifications.

Fit, OEM, VIN and integration with other components

The selection of a brake servo and brake booster should take into account design compatibility with the brake master cylinder, brake lines, and ABS system. In practice, matching is based on the vehicle's model, year, engine version, and VIN. These elements work directly with:

  • brake pump,
  • brake fluid reservoir,
  • ABS/ESP module,
  • calipers and brake cylinders. Proper compatibility ensures not only safety, but also savings in operating costs – proper pressure distribution reduces uneven wear of friction elements and improves the durability of the entire system.

Why is it worth choosing used servos and braking force correctors ?

Used car parts , such as used servos and brake force correctors , is a practical solution that allows you to save money while maintaining high quality. By choosing used braking system components, you gain:

  • Lower costs – Used components are much cheaper than new ones, but offer equally high quality.
  • Ecology – Recycling parts supports environmental protection and reduces waste.
  • A wide range – In our store you will find used servos and braking force regulators for the most popular car brands.

How to take care of servos and braking force correctors ?

To ensure that servos and brake force correctors function reliably for a long time, it is worth following a few rules:

  • Regular inspections – Check the condition of braking system components during periodic technical inspections.
  • Maintain proper brake fluid level – Low fluid levels can damage the servo and other components.
  • Respond to symptoms of malfunction – Noises, uneven braking or problems with the brake pedal are signals that faulty parts need to be replaced. If replacement is necessary, Global Parts has the right used car parts to restore the effectiveness and reliability of your braking system.

FAQ – Frequently asked questions about servos and brake force regulators

QuestionAnswer
What is a brake booster?A servo is a vacuum amplifier that increases the pressure on the brake master cylinder. This allows the driver to brake effectively with less effort.
What is a brake force regulator?The equalizer is a pressure regulator in the rear circuit that adjusts the braking force to the vehicle load and prevents the rear axle from locking.
How does brake booster work?The system uses the pressure difference (vacuum approx. 0.6–0.9 bar) to increase the pressure transmitted to the brake master cylinder.
Does the servo work with the ABS system?Yes. The servo assists in generating pressure, and the ABS/EBD system electronically controls its distribution between the wheels.
What are the symptoms of a faulty servo?The most common symptom is a hard brake pedal and increased force required to stop the vehicle.
Why is a brake booster important?It is responsible for the vehicle's stability during braking, especially during sudden stops and with changing vehicle loads.
How to choose the right servo for your car?Please take into account the model, year, engine version and compatibility with the brake master cylinder and ABS system.

Summary: Servos and Brake Power Regulators at the Global Parts Automotive Store

Brake boosters and brake boosters are essential components of the braking system, increasing braking efficiency and precision. By maintaining their technical condition, you can improve driving comfort and safety. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , and more, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .

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