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.

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BMW 5 6 E60 E61 E63 E64 545i 645Ci 550i Front Wheel Brake Disc 348X30

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BMW E81 E87 E90 E91 E92 E93 Brake Servo Unit Master Cylinder 2454368

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BMW F30 F32 335dX 335i 435i Brembo Front Brake Caliper Housing Right O/S 6865538

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Audi Q5 SQ5 8R Brake Pump ABS Module Hydraulic Control Braking Unit 8R0907379AP

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Audi Q7 4L Brake Caliper Housing Brembo Left N/S Brake Unit Caliper 7L6615149

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Volkswagen VW Transporter T5 Brake Caliper Front Left N/S Brake Unit 7H0615124A

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Mercedes SLK R172 Wheel Speed Sensor Rear Left N/S ABS Cable A1725400617

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Brake Pump Mercedes W203 ABS ESP Hydraulic Brake Unit A0355458132 A0054314412

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£18.95

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BMW X3 G01 X4 G02 ABS DSC Pump Control Module 6876246 6874734

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Audi A5 8T Brake Caliper Rear Left N/S Wheel Brake Unit 8K0615403E

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Hydraulic Unit Mercedes W213 W217 W257 ABS Pump A2134315900

£379.95

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Mercedes Vito W639 Brake Caliper Rear Right O/S Braking Unit A6394200983

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Land Rover Discovery 4 L319 Brake Caliper Rear Right O/S SOB500042 6H422D048AA

£13.95

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Audi A6 C7 Brake Caliper Front Left N/S Wheel Braking Unit 4G0615123C

£18.95

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Porsche Boxster 986 ABS Wheel Speed Sensor Control Unit 99660640702

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Mercedes SLK R172 Brake Servo Master Cylinder Booster Module A1724301130

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AUDI Q5 8R Brake Caliper Front Left N/S Caliper Carrier 8K0615123E

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Audi A6 C6 Rear Brake Caliper Wheel Brake Housing Left N/S 4F0615403F

£37.95

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£42.95

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Volkswagen Passat B8 Brake Servo Booster Master Cylinder Diesel 3Q2614105F

£18.95

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BMW F06 F10 F13 Rear Wheel Left Right N/O/S DSC Brake Wheel Sensor 6784901

£13.95

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Volkswagen Golf Mk7 ABS Pump Hydraulic Brake Pump Control Module 5Q0614517DE

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Porsche Cayenne 92A Brake Caliper Housing Front Right O/S 7PP615150T

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Volkswagen Crafter 2E Brake Caliper Housing Front Right O/S 2E0615106B

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Brake Pump Bracket Mercedes W204 W207 ABS Mount Holder Support A2074300010

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Audi A4 B7 Rear Brake Caliper Housing Carrier Left N/S 245x10mm 8E0615423G

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Audi A3 8V ABS Pump Modulator Control Module Hydraulic Unit 5Q0614517CT

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Audi A3 8V ABS Pump Modulator Control Module Hydraulic Unit 5Q0614517CT

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Mercedes W205 2.1 CDI Diesel ABS ESP Pump Control Module Unit A2059012800

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BMW E60 E61 E63 Brake Disc Front Ventilated Perforated Brake Disc Set 6864906

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Brake Servo BMW G20 320d Diesel B47D Master Cylinder Reservoir 6889796

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Audi Q7 4L Rear Brembo Brake Housing Left N/S Caliper 358x28mm 7L8615423A

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Audi Q3 8U 2.0 TDI ABS Pump Control Module Hydraulic Unit ECU 5N0614109AS

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Mercedes W211 C219 Wheel ABS Speed Sensor Front Left Right N/O/S A2115402917

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Audi A4 B9 Rear Brake Caliper Housing Brake Unit Left N/S 300X12 8W0615403

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Vacuum Pipe Mercedes W203 Line Brake Servo Unit Diesel A2034300729

£37.95

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£13.95

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Mercedes Vito W447 Brake Caliper Front Left A4474208000

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£23.95

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£18.95

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Audi Q3 8U Abs Pump Control Module Unit 5N0614109AE

£37.95

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BMW F45 F46 Mini F56 Rear Wheel Left Right N/O/S Brake Pad Wear Sensor 6865612

£13.95

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£23.95

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Audi S5 F5 Rear Brake Caliper Housing Brake Unit Right O/S 330x22 8W0615404B

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Seat Leon Mk3 5F Brake Servo Booster Master Cylinder Unit 5Q2614105CK

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£32.95

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Smart Fortwo C451 Brake Servo Fluid Reservoir Expansion Tank A4514300102

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Volkswagen Golf MK7 GTI Brake Caliper Performance Rear Left N/S Red 5G0615423B

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Mercedes W212 ABS Brake Pump Mount Bracket Holder A2124300410

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

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Brake Pump Mercedes C117 W176 ABS ESP Hydraulic Unit A1764310500 A1764310400

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BMW F40 Brake Servo Unit Master Cylinder Brake Booster 6854643

£66.95

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BMW Z4 E89 ABS DSC Module Braking Pump ECU Hydro Unit 6791486 6791487

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Mercedes W204 W212 Brake Caliper Front Right O/S Wheel Brake A2044213681

£32.95

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Mercedes W245 Rear Right O/S Bumper Mount Bracket A1698850463

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Brake Pump BMW F45 X1 F48 Mini F54 F60 ABS Hydraulic Module 6891408 6891409

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Mercedes-Benz CLC-Class CL203 Front Left N/S Door Window Trim Garnish Moulding

£13.95

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

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Brake Pump Mercedes W176 ESP ABS Hydro Control Unit Control Unit A0084317512

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Mini Cooper F55 F56 F57 DSC Hydro Unit Brake Pump 6889945 6889944

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Audi A5 Power Brake Servo Unit Master Cylinder 8K0612107D

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Speed Sensor Volkswagen Transporter T5 Golf Passat MK5 MK6 ABS Wheel WHT003856

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