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

£18.95

Part no. A4479008609

Mercedes W447 ABS Pump Hydraulic Brake Pump Control Module A4479008609

£99.95

Part no. 2Q0615124A

Audi A1 GB Brake Caliper Housing 276X24MM 5X100 Front Right O/S 2Q0615124A

£13.95

Part no. 6R0614517AL

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

£13.95

Part no. 8W0612103P

Audi A4 B9 Master Cylinder Brake Booster Servo Reservoir Unit 8W0612103P

£70.95

Part no. 5G0615123B

Skoda Octavia RS 5E Front Brake Caliper Housing Red Left N/S 5G0615123B

£51.95

Part no. 98735575505

Porsche Boxster Cayman 987 ABS Pump Hydraulic Control Unit 98735575505

£28.95

Part no. RHD-6H42-2D036-BB

Land Rover Range Rover L322 Brake Servo Master Cylinder 3.6 Diesel 6H42-2D036-BB

£94.95

Part no. 5Q0614235

Volkswagen Golf Mk7 Passat B8 Skoda Superb MK3 ABS Pump Mount Bracket 5Q0614235

£13.95

Part no. 4K0907379M

Audi A6 C8 ABS Pump Control Unit Modulator 3.0 TDI DDVB 4K0907379M

£227.95

Part no. 5G0615124B

Skoda Octavia RS 5E Front Brake Caliper Housing Red Right O/S 5G0615124B

£32.95

Part no. RHD-5Q2614105BR

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

£37.95

Part no. A2054210381

Mercedes W205 W213 Front Brake Caliper Housing Left N/S 330x32mm A2054210381

£18.95

Part no. A1779000507

Mercedes V177 ABS Pump Unit Hydraulic Block Modulator A1779000507

£23.95

Part no. 6850858-4

BMW F20 F21 F30 F31 Rear Axle Brake Braking Caliper Housing Right O/S 6850858

£13.95

Part no. LR059122-1

Land Rover Discovery Sport L550 Brake Disc Front Left Right N/O/S Ventilated Set

£237.95

Part no. 4G0907379F

Audi A6 C7 Brake Pump ABS Module Hydraulic Control Braking Unit 4G0907379F

£47.95

Part no. 2Q0615424C

Seat A1 S1 GB VW Taigo CS Brake Caliper Housing Rear Right O/S 2Q0615424C

£18.95

Part no. 6860686

BMW F40 F44 F48 Brake Master Cylinder With Expansion Tank 6864669

£18.95

Part no. EV61-2K478-AC

Ford Transit Connect Mk2 Brake Fluid Reservoir Tank Bottle EV61-2K478-AC

£23.95

Part no. RHD-JK21-2B195-AE

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

£94.95

Part no. 95B615424

Porsche Macan S 95B Rear Brake Braking Caliper Housing Right O/S 95B615424

£189.95

Part no. 4783005030

Toyota Avensis T27 Rear Axle Brake Caliper Housing Right O/S 4783005030

£37.95

Part no. RHD-A2464300302

Mercedes W176 W246 Brake Servo Master Cylinder Expansion Tank A2464301330

£18.95

Part no. 6850857-4

BMW F20 F21 F30 F31 Rear Axle Brake Braking Caliper Housing Left N/S 6850858

£13.95

Part no. F1FC-2C405-AG

Ford Focus Mk3 ABS Pump Brake Control Module 1.5 Diesel Duratorq F1FC-2C405-AG

£42.95

Part no. 6792215-2

BMW F20 F22 Front Rear Brake Disc Ventilated Set x4 284X22 Left Right N/O/S

£237.95

Part no. 4772209070

Toyota Aygo B1 Mk1 Front Brake Caliper Housing Left N/S 1.0 Petrol 4772209070

£32.95

Part no. SEB000280-1

Land Rover Range Rover L322 Brake Caliper Housing Front Right O/S SEB000280

£94.95

Part no. 7L6615123T-1

VW Volkswagen Touareg 7L Brake Caliper Front Left N/S 7L6615123T

£199.95

Part no. RHD-A1774309600

Mercedes C118 W177 W247 Brake Servo Booster Vacuum Pipe Line A1774309600

£28.95

Part no. A9064210012-1

Mercedes Sprinter 906 Front Axle Brake Disc SET X2 A9064210012

£94.95

Part no. RHD-FK72-2B195-BF

Land Rover Sport L550 Brake Servo Master Cylinder Brake Booster FK72-2B195-BF

£13.95

Part no. 8J0614517F

Audi RS3 8P 2.5 TFSI ABS Hydraulic Brake Pump Control Module Unit 8J0614517F

£237.95

Part no. 4785005030

Toyota Avensis T27 Rear Axle Brake Caliper Housing Left N/S 4785005030

£37.95

Part no. 4773002100

Toyota Corolla E12 Front Brake Braking Caliper Housing Right O/S Side 4773002100

£32.95

Part no. 6857981

BMW X5 X6 Series E70 E71 Rear Brake Disc Protection Plate 6857981

£13.95

Part no. SEB000290-1

Land Rover Range Rover L322 Brake Caliper Housing Front Left N/S SEB000290

£94.95

Part no. 8T0907379G

Audi RS5 8T RS4 B8 4.2 FSI Petrol ABS Pump Control Modulator Unit ECU 8T0907379G

£170.95

Part no. 6R0615301B

Audi S1 8X RTS Brake Disc Front Rear Left Right Ventilated Brake Set 6R0615301B

£132.95

Part no. 8848873

BMW F70 F74 X1 U11 X2 U10 Brake Caliper Housing M Sport Rear Left N/S 8848873

£237.95

Part no. 1C0945511A

Volkswagen Transporter T5 Brake Light Stop Pedal Switch Sensor 1C0945511A

£13.95

Part no. 5A6DC85

BMW F40 Brake Pump DSC Hydraulic Unit Braking Module 5A6DC85

£322.95

Part no. 8E0614517BD

Audi RS4 B7 8E 8H ABS Brake Pump Hydraulic Unit 4.2 Petrol Quattro 8E0614517BD

£118.95

Part no. 8W0615601E

Audi A5 F5 Brake Disc Rear Left Right N/O/S 330X22MM Set 8W0615601E

£66.95

Part no. 4775002100

Toyota Corolla E12 Front Brake Braking Caliper Housing Left N/S Side 4775002100

£32.95

Part no. BK21-2B195-BA

Ford Transit Custom Brake Servo Booster Master Cylinder BK21-2B195-BA

£56.95

Part no. 6770602

BMW E60 E61 LCI Right O/S Handbrake Parking Hand Brake Bowden Cable 6770602

£13.95

Part no. 6799387

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

£18.95

Part no. A2124200185

Parking Brake Mercedes W212 Handbrake Cable Line Left Right A2124200185

£13.95

Part no. A2059005844

Mercedes W205 ABS Hydraulic Unit A2059005844

£569.95

Part no. 1783931

Ford Transit Connect Brake Caliper Front Wheel Brake Right O/S BK21-2B294-BA

£28.95

Part no. 1K0615312F

VW Golf Mk6 Audi A3 8P Front Brake Disc Plate Protection Right O/S 1K0615312F

£13.95

Part no. 7H0927803

Audi A3 8P VW Volkswagen Golf 5 Wheel ABS Speed Sensor 7H0927803

£13.95

Part no. 7846701-2

Brake Caliper BMW F06 F12 F13 Front Left N/S M Sport Braking Unit 60/36

£118.95

Part no. MXD1513CA

Jaguar XK8 X100 XJ X308 Front Brake Caliper Front Left N/S MXD1513CA

£203.95

Part no. A0024200883

Mercedes W203 W209 Brake Caliper Housing Sport Front Left N/S A0024200883

£455.95

Part no. 1783933

Ford Transit Custom Front Brake Caliper Left N/S BK21-2B302-BA 1783933

£28.95

Part no. 6857872

Brake Servo Bottle BMW X3 F25 X4 F26 Master Cylinder Expansion Tank 6857872

£18.95

Part no. RHD-6C2612041J

Audi A1 S1 8X Brake Booster Vacuum Hose Tube Line Pipe 1.0 TFSI 6C2612041J

£37.95

Part no. 7846702

Brake Caliper BMW F06 F12 F13 Front Right O/S M Sport Braking Unit 60/36

£118.95

Part no. 8W0615107E

Audi A5 F5 Front Brake Caliper Housing Left N/S 338x30mm 8W0615107E

£137.95

Part no. 2Q0614517CP

Seat Ibiza Mk5 V ABS Pump Brake Control Unit Module 2Q0614517CB

£28.95

Part no. RHD-99135557802

Porsche 718 Boxster 982 Brake Servo Vacuum Pipe Line 99135557802

£51.95

Part no. 8W0615107P

Audi RS5 F5 Wheel Brake Caliper Housing Front Left N/S 375x36 8W0615107P

£332.95

Part no. 8K0907379CE

Audi A4 B8 Brake Pump ABS Module Hydraulic Control Braking Unit 8K0907379CE

£28.95

Part no. RHD-4G2611021A

Audi A6 C7 A7 4G Brake Master Cylinder Unit 2.0 TDI Diesel 4G2611021A

£42.95

Part no. 8W0615108E

Audi A5 F5 Front Brake Caliper Housing Right O/S 338x30mm 8W0615108E

£137.95

Part no. RHD-A4704312300

Mercedes X250d W470 Brake Servo Booster Master Cylinder Braking Unit A4704312300

£142.95

Part no. 2N0614517L

VW Volkswagen Crafter Sy ABS Pump Modulator Control Unit 2.0 TDI 2N0614517L

£474.95

Part no. 8W0615108P

Audi RS5 F5 Wheel Brake Caliper Housing Front Right O/S 375x36 8W0615108P

£332.95

Part no. 98635575500

Porsche Boxster 986 ABS Brake Pump Hydraulic Unit Module 98635575500

£47.95

Part no. A4154201083

Mercedes W415 Rear Brake Caliper Braking Unit Left N/S A4154201083

£13.95

Part no. A1714310040

Mercedes SLK R171 ABS Brake Pump Mount Bracket Holder Support A1714310040

£13.95

Part no. 8S0614517N

Audi TT FV ABS Pump Braking Unit Modulator Valve Block 8S0907379

£284.95

Part no. 8W0907379AS

Audi A5 B9 S5 F5 ABS Pump Modulator DSC Control Hydro Unit 3.0 TDI 8W0907379AS

£322.95

Part no. 6C112B372AB

Ford Transit MK7 ABS Sensor Pulse Generator Front Axle Suspension 6C112B372AB

£13.95

Part no. 8848874

BMW F70 F74 X1 U11 X2 U10 Brake Caliper Housing M Sport Rear Right O/S 8848874

£237.95

Part no. 80A907379AD

Audi Q5 FY ABS Pump Control Module 2.0 Diesel 80A907379AD 80A614517AD

£332.95

Part no. 8K9614517R

Audi A4 B8 ABS Pump Hydraulic Brake Pump Control Module 8K9907379G 8K9614517R

£104.95

Part no. 6869728

BMW F32 F34 F36 Brake Pump ABS DSC Hydro Unit Braking Module 6869727 6869728

£284.95

Part no. 8W0615404

Audi A4 B9 Rear Brake Caliper Housing Brake Unit Right O/S 300X12 8W0615404

£51.95

Part no. 6873444

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

£142.95

Part no. 5Q0614517DD

Audi Q2 GA ABS Pump Hydraulic Brake Pump Control Module 5Q0614517DD

£142.95

Part no. 8K0611301A

Audi A4 B8 A5 8T A6 C7 Brake Master Cylinder Reservoir Tank Bottle 8K0611301A

£18.95

Part no. A2134314501

Mercedes C238 Brake Pump ABS ESC Hydraulic Unit Module A2134314501

£180.95

Part no. 4G0615123B-1

Audi A8 D4 4H Brake Caliper Front Rear Left Right N/O/S Wheel Brake Unit Set

£854.95

Part no. A0044202983-1

Mercedes C216 W221 AMG Brake Caliper Set Front Rear Left Right N/O/S A0044202983

£949.95

Part no. A2215409810

Brake Wear Sensor Mercedes W221 Rear Axle Wheel Pad Cable A2215409810

£13.95

Part no. 5QA614517BA

Audi Q2 GA Brake Pump ABS Module Hydraulic Control Braking Unit 5QA614517BA

£170.95

Part no. 3C0615124

Audi Q3 F3 Mk3 Brake Caliper Wheel Braking Unit Front Right O/S 3C0615124

£18.95

Part no. RHD-DV61-2B195-CA

Ford Transit Connect Mk2 Brake Servo Booster Master Cylinder DV61-2B195-CA

£37.95

Part no. 3M5T-9C872-AC

Ford Fiesta Transit MK7 Brake Light Switch Pedal Sensor 3M5T-9C872-AC

£13.95

Part no. 1K0615301AD

Audi A3 8P VW Golf Mk7 Front Brake Disc Set Wheel Brake Units 1K0615301AD

£42.95

Part no. 1K0615601AB

Audi A3 8P Rear Axle Brake Disc Left Right N/O/S 235x10mm Set X2 1K0615601AB

£28.95

Part no. 5A1BBD3

BMW F45 F46 X1 F48 Brake Pump DSC ABS Hydraulic Module Unit 5A1BBD3 5A1BBD2

£113.95

Part no. 6J3807393

Seat Ibiza 6J 3D Rear Bumper Guide Rail Left N/S Carrier Bracket 6J3807393

£13.95

Part no. rhd-A2202901918

Mercedes-Benz CL S Class C215 W220 Auto Automatic Brake Pedal A2202901918

£13.95

Part no. 80A615403A

Audi Q5 FY Rear Brake Caliper Housing Left N/S 80A615403A

£32.95

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