What is the construction and purpose of the braking system and parts?

The braking system and parts are a set of elements responsible for reducing speed and stopping the vehicle. It includes, among others, discs, pads, calipers, lines, a brake master cylinder, and ABS control modules. Individual elements are located at the wheels, in the engine compartment, and in the car's hydraulic installation.

What are the braking system and parts used for?

The braking system and parts are used for controlled speed reduction and maintaining car stability during braking. Their task is to transfer force from the brake pedal to the wheels and convert motion energy into heat through friction. Without properly selected elements, the braking distance increases, and the operation of support systems may be limited.

What is the construction and function of a brake caliper?

A brake caliper is an element mounted at the hub and disc, whose task is to press the pads against the braking surface. A typical caliper consists of a body, a piston or pistons, guide pins, seals, and a bleeder screw. Depending on the version, it may work with a carrier, wear sensor, or parking brake mechanism.

How to select brake parts for a specific car?

It is safest to compare the OEM number, VIN, disc diameter, working thickness, mounting side, and caliper type. It is also worth checking if the car has ABS, ESP, an electric parking brake, or different axle variants in one model generation.

What symptoms indicate wear of braking system elements?

Typical symptoms include squeaking during braking, steering wheel vibrations, the car pulling to one side, a soft brake pedal, or an illuminated ABS warning light. Uneven caliper operation, fluid leaks, and disc overheating after a short drive may also indicate wear.

How does the installation and inspection proceed after replacing brake parts?

After installing the parts, you should check the mounting points, line routing, caliper freedom of movement, and brake fluid level. Then, the system is bled, checked for leaks, and a test drive is performed to assess braking uniformity and the operation of support systems.

Braking system and parts

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

More information

Find it faster

Match to your vehicle

Make

Mercedes R172 Front ABS Wheel Speed Sensor Left Right N/O/S A1729056101

£13.95

Part no. 6874638

Wheel Speed Sensor BMW G30 G31 G11 G15 ABS Cable Rear Left Right N/O/S 6874638

£13.95

Part no. A2059050205

Mercedes W205 Wheel ABS Speed Sensor Front Axle Right O/S A2059050205

£32.95

Part no. RHD-6G91-2B195-NB

Land Rover Freelander 2 L359 Brake Servo Master Cylinder 2.2 6G91-2B195-NB

£13.95

Part no. A2044212011

Mercedes C204 C63 AMG Front Brake Caliper Housing Red Right O/S A2044212011

£284.95

Part no. 2439127

Ford Mondeo Mk5 Rear Axle Brake Caliper Housing Right O/S HG9C-2D252-AC

£32.95

Part no. A2474214000

Mercedes c118 W177 Brake Caliper Front Right O/S Wheel Brake Unit A2474214000

£47.95

Part no. 6797470

BMW X3 F25 X4 F26 Brake Servo Braking Unit Master Cylinder Booster 6850495

£37.95

Part no. 6875411

BMW X3 F25 ABS DSC Brake Pump Hydraulic Module Control Unit 6875411 6875412

£332.95

Part no. 6795188

BMW X1 E84 Hydraulic Control Unit DSC Pump Module 6795189

£51.95

Part no. 2Q0615423B

VW Polo Mk6 Brake Caliper Braking Unit Housing Rear Left N/S Red 2Q0615424B

£104.95

Part no. 8V0615123B

Audi S3 8V Brake Caliper Front Left N/S Wheel Braking Unit 8V0615123B

£47.95

Part no. A2214301830

Mercedes W221 Brake Servo Brake Master Cylinder Booster Unit A2214301830

£37.95

Part no. 6897148

Brake Pump BMW F45 X1 F48 ABS Hydraulic Braking Control Unit 6897148 6897147

£94.95

Part no. A2044212111

Mercedes C204 C63 AMG Front Brake Caliper Housing Red Left N/S A2044212111

£284.95

Part no. A2214230181

Mercedes W221 Rear Left N/S Wheel Brake Caliper A2214230181

£23.95

Part no. 3Q0907379AB

Volkswagen VW Golf Mk7 ABS Pump Hydraulic Brake Pump Control Module 3Q0907379AB

£18.95

Part no. 6857914-1

BMW F46 Brake Booster Servo Master Cylinder Expansion Tank 6857914

£42.95

Part no. A9079008304

Mercedes W907 Brake Pump ABS Hydraulic Control Unit Module A9079008304

£165.95

Part no. A0004216781

Brake Caliper Mercedes W176 W246 Front Left Wheel N/S Brake Unit 295x28

£13.95

Part no. A0004212200

Brake Caliper Mercedes W205 C253 AMG Front Right Wheel O/S Brake Unit Caliper

£170.95

Part no. 8V0615423B

Audi S3 8V Brake Caliper Wheel Braking Unit Rear Left N/S 8V0615423B

£94.95

Part no. 1K0945459A

Skoda Octavia II Brake Servo Unit Master Cylinder Expansion Tank 1K0945459A

£13.95

Part no. RHD-8V51-2B195-MH

Ford Fiesta Mk7 Brake Booster Servo Unit Master Cylinder 8V51-2B195-MH

£37.95

Part no. rhd-5Q2611301H

Audi A3 8V Brake Servo Master Fluid Reservoir Expansion Tank Bottle 5Q2611301H

£13.95

Part no. A2059005944

Mercedes S205 Brake Pump ABS EBC Hybrid Hydraulic Unit Module A2059005944

£104.95

Part no. 3Q0998281A

Audi A3 S3 8V Rear Electric Caliper Hand Brake Actuator Right O/S 5Q0615406FF

£18.95

Part no. SRB500440

Range Rover Sport L320 ABS Pump Control Module Unit SRB500440

£13.95

Part no. 6C0614517P

Audi A1 8X ABS Pump Hydraulic Modulator Brake Control Unit 6C0614517P 6C0907379P

£47.95

Part no. RHD-2N2611931F

Volkswagen Crafter Vacuum Pipe Line Hose Non Return Valve Brake Servo 2N2611931F

£18.95

Part no. LR039524

Range Rover L405 Brake Braking Caliper Front Left N/S Side JPLA-2B119-BE

£123.95

Part no. 8V0615124F

Audi A3 S3 8Y Brake Caliper Front Right O/S Wheel Brake Unit Red 8V0615124F

£132.95

Part no. 5B6B472

BMW F70 F74 F78 X1 U11 Front Wheel ABS Speed Sensor Module 5B6B472

£51.95

Part no. 7N0615124B

VW Sharan 7N Brake Caliper Front Right O/S Brake Unit Carrier 7N0615124B

£37.95

Part no. A1644202483

Brake Caliper Mercedes ML W164 W211 W251 Front Right O/S Brake Unit A1644202483

£23.95

Part no. A9079007406

Mercedes W907 ABS Pump Stability Hydraulic Unit A9079007406

£37.95

Part no. rhd-A2054301900

Vacuum Pipe Mercedes W213 S213 Line Hose Brake Booster Servo Unit A2054301100

£13.95

Part no. A2464300930

Brake Servo Mercedes W176 W246 Booster Expansion Tank Cover Cap A2464300330

£18.95

Part no. A2054210481

Mercedes W205 W213 Brake Caliper Front Right O/S Brake Unit A2054210481

£28.95

Part no. C1BC-2B195-BA

Ford Fiesta Mk7 ST Brake Servo Master Cylinder 1.6 Petrol C1BC-2B195-BA

£32.95

Part no. 8K0615124C

Audi A5 8T Front Brake Caliper Housing Right O/S 8K0615124C

£47.95

Part no. 8V0614517D

Audi A3 8V Brake Pump ABS Module Hydraulic Control Braking Unit 8V0614517D

£80.95

Part no. 8092745

Brake Servo BMW X3 G01 X4 G02 Unit Master Cylinder Booster Petrol 8074223

£70.95

Part no. P85073

BREMBO Rear Axle Brake Pads Set Left Right N/O/SP85073

£23.95

Part no. rhd-2991922

BMW X1 E84 Handbrake Lever Cover Trim Front Savanna Beige 2991922

£23.95

Part no. RHD-A4514300102

Smart A451 C451 Brake Servo Fluid Reservoir Expansion Tank Bottle A4514300102

£18.95

Part no. A2044231881

Mercedes W204 Brake Caliper Rear Right O/S Wheel Brake Unit A2044231881

£23.95

Part no. 8W0615107G

Audi S5 8T Front Caliper Brake Housing Left N/S 8W0615107G

£265.95

Part no. 1K0615423P-1

VW Volkswagen Golf 1K GTI Rear Caliper Brake Housing Left N/S 1K0615423P

£42.95

Part no. rhd-A2474300100

Mercedes W177 W247 Brake Servo Booster Master Cylinder Braking Unit A2474300100

£47.95

Part no. 6880549

Brake Pump BMW F45 F46 X1 F48 DSC ABS Hydraulic Module Unit 6880549 6880548

£80.95

Part no. 7851569

BMW F20 F30 F32 Brake Servo Fluid Expansion Tank Bottle Reservoir 7851569

£13.95

Part no. 6883034

Rear Brake Caliper BMW F40 F48 Mini F60 Right O/S Brake Housing Carrier

£23.95

Part no. A2044212681

Mercedes-Benz C-Class W204 Front Right O/S Brake Caliper TRW 295X28 A2044212681

£13.95

Part no. Q0012794V003

Smart W452 Roadster Brake Pump ECU Control Module 0265950077

£80.95

Part no. 3Q0907379AA

Audi A3 8V 1.6 TDI DBKA ABS Pump Control Hydraulic Module Brake Unit 3Q0907379AA

£18.95

Part no. 6860266

BMW F40 X1 F48 Mini F54 F60 Front Right O/S Brake Caliper 6860266

£37.95

Part no. A2314230181-1

Mercedes R231 AMG Brake Caliper Brake Housing Rear Right N/S 360x26 A2314230181

£218.95

Part no. 521912890

Peugeot Boxer Fiat Ducato Brake Pump ABS Module Hydraulic Unit 521912890

£180.95

Part no. A2314230281

Mercedes R231 AMG Brake Caliper Brake Housing Rear Left N/S 360x26 A2314230281

£237.95

Part no. A2475400500

Mercedes W177 Wheel ABS Speed Sensor Front Axle Left N/S A2475400500

£13.95

Part no. 8K0907379BS

Audi A5 8T ABS Hydraulic Brake Pump Unit Braking Module 8K0907379BS

£32.95

Part no. 6C11-2B195-BF-1

Ford Transit Mk7 Brake Booster Servo Master Cylinder Unit 2.2 TDCI 6C11-2B195-BF

£37.95

Part no. RHD-7G91-2B195-BG

Ford Mondeo Mk4 Brake Servo Booster Master Cylinder Unit 7G91-2B195-BG

£23.95

Part no. GK21-2B195-AC

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

£75.95

Part no. 3Q0998281

Audi Q2 GA Rear Electric Caliper Hand Brake Actuator Left N/S 3Q0998281

£18.95

Part no. RHD-A6394300102-3

Mercedes Vito W639 Servo Brake Fluid Reservoir Bottle Tank A6394300102

£18.95

Part no. 95835242301-1

Porsche Cayenne 92A Brake Caliper Braking Unit Housing Rear Left N/S 7P0615423

£104.95

Part no. rhd-A2044302229

Mercedes-Benz C-Class W204 Brake Servo Vacuum Pipe Hose Line A2044302229

£13.95

Part no. RHD-A1774309000

Mercedes W177 C118 Brake Servo Master Cylinder A1774309000

£23.95

Part no. 1682876

Ford Focus Mk3 Front Brake Caliper Housing Casing Left N/S 1682876

£18.95

Part no. 6R0907379BA

Audi A1 8X VW Polo ABS Pump Control Unit Module 6R0907379BA 6R0614517AL

£13.95

Part no. 6794014

Mini Cooper S D R60 R61 DSC Hydro Braking Unit Pump Module 6794014

£66.95

Part no. 1682875

Ford Focus Mk3 Front Brake Caliper Housing Casing Right O/S 1682875

£13.95

Part no. 1K0615423N

Audi A3 8P Rear Brake Caliper Wheel Brake Unit Left N/S 1K0615423N

£23.95

Part no. 6773012-2

BMW X5 E53 Brake Pump ABS DSC Hydro Braking Unit 0265950351 6773012 6762059

£56.95

Part no. 6850931

Brake Caliper BMW F30 F31 F32 F33 F36 M Sport Brembo Front Left N/S Brake Unit

£142.95

Part no. 3424684

BMW X3 E83 ABS DXC DSC Hydro Braking Unit Pump 3414791 3414792

£66.95

Part no. 8K0907379BF

Audi A4 B8 A5 8T ABS Hydraulic Pump Control Module 8K0907379BF 8K0614517ED

£37.95

Part no. 7P0907379K

Volkswagen Touareg 7P ABS Hydraulic Unit Brake Pump 7P0614517K 7P0907379K

£61.95

Part no. A2115400505

Wear Sensor Mercedes W211 C219 Brake Pad Wear Sensor Rear Right O/S A2115400505

£13.95

Part no. A2054210281

Brake Caliper Mercedes W205 W213 Front Caliper Carrier Right O/S A2054210281

£37.95

Part no. 1166087

DSC Compressor BMW E46 Brake Preload Pump ABS DSC 1166086

£18.95

Part no. 6852187

Mini Cooper F55 Handbrake Bowden Cable 6852187

£23.95

Part no. 8V0615124

Brake Caliper Audi S3 8V VW Golf Mk7 Front Right O/S Carrier 8V0615124

£18.95

Part no. SOB500052-1

Land Rover Range Rover Sport L320 Brake Caliper Rear Left N/S SOB500052

£23.95

Part no. 6N1611349B

Audi A4 S4 B7 Brake Fluid Reservoir Screw Filler Tank Cap 6N1611349B

£13.95

Part no. 6799417

BMW X1 E84 Hydraulic Unit ABS DXC Pump Control Module 6799417 6799418

£37.95

Part no. A2124302829

Vacuum Pipe Mercedes W212 W218 OM651 Line Hose Brake Servo Unit A2124302829

£13.95

Part no. 8W0615403H

Audi A5 S5 Q5 Sportback S4 B9 Brake Caliper Rear Left N/S Braking 8W0615403H

£108.95

Part no. 1K0612041HP

Skoda Yeti 5L 2.0 TDI Brake Vacuum Pipe Hose Line 1K0612041HP

£18.95

Part no. 3Q0907379T

Skoda Octavia 5E 2.0 TDI ABS Pump Hydraulic Brake Pump 3Q0614517T 3Q0907379T

£37.95

Part no. CV21-2C405-CB

Ford Fiesta Mk7 Brake Pump ABS Module Hydraulic Control Unit CV21-2C405-CB

£66.95

Part no. A2056261300

Mercedes W205 Radiator Holder Bracket Left N/S A20562613003

£13.95

Part no. RHD-52226770

Vauxhall Movano C Brake Servo Master Cylinder Booster 52226770

£237.95

Part no. RHD-7601022-1

BMW X3 F25 X4 F26 Pipe Line Hose Brake Servo Unit 7601022

£13.95

Part no. 8W0907379BG

Audi A4 B9 Brake Pump ABS Module Hydraulic Control Braking Unit 8W0907379BG

£332.95

Part no. 4H0614517R

Audi A8L D4 ABS Pump Module Brake Hydraulic Control Unit 4H0614517R 4H0907379T

£113.95

Part no. 1783932

Ford Transit Connect TTG Front Brake Caliper Left N/S BK21-2B302-AA 1783932

£28.95

...

Showing 793-891 of 5203 products