Haldex coupling pump VAG 02D525557 (1st generation)
- Part Number: 02D525557
- Brand: VAG
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- Professional consultation.
- Care for each customer.
- Own warehouse.
- Quality guarantee.
- Weight, g 1000
- Brand VAG
- Model Audi A3 Quattro 1998-2003
Audi S3 1998-2003
Audi TT Quattro 1999-2006
Seat Alhambra 4Drive 2001-2010
Seat Leon 2000-2006
Seat Toledo 1999-2004
Skoda Octavia 4×4 1997-2008
VW Beetle 4Motion 1999–2001
VW Bora 4Motion 1998-2005
VW Golf 4Motion 1998-2004
VW Sharan 4Motion 2001-2010 - Product type Pump
- Generation 1
Description:
The Haldex coupling pump VAG 02D525557 (1st generation) is an electric pump that is used in all-wheel drive (4WD) systems of many modern vehicles. It is a key component that provides the hydraulic pressure required to activate the Haldex clutch and transfer torque from the transmission to the rear seat.
The axle is driven by the Haldex coupling:
1. ABS and ESP sensors continuously monitor wheel speed, wheel speed and other vehicle steering parameters.
2. The control unit analyzes data from the sensors, which means the amount of torque required to be transmitted to the rear seat.
3. The electric motor of the pump is activated by the control unit.
4. The vicor pump creates a hydraulic drive for the vise, which is then directed to the hydraulic cylinder.
5. The hydraulic accumulator saves pressure when the pump is not running, ensuring the hydraulic response when required.
6. The hydraulic pressure from the pump is directed to the hydraulic cylinder, which activates the Haldex clutch.
7. The clutch connects the transmission to the rear axle, transmitting torque.
Important: when servicing the Haldex coupling pump, follow the manufacturer's recommendations for components and service intervals. It is also necessary to contact a qualified auto mechanic for diagnosis and repair.
VAG
Germany
VAG (Volkswagen Aktiengesellschaft) is a German automotive group founded in 1937 by the German government. Today, it is one of the world's largest manufacturers, owning brands such as Volkswagen, Audi, Skoda, SEAT, Porsche, and others. The company develops and manufactures a wide range of components for its vehicles, integrating them into a unified ecosystem.
Interesting Facts
1. The group uses modular platforms (MQB, MLB) to unify spare parts. 2. VAG owns its own casting and stamping plants. 3. Original parts feature unique markings and anti-counterfeit protection. 4. The company actively invests in the development of its own engine management systems.
Main Specialization
Engine, transmission, suspension, braking system, electronics, body parts.
Type
Car manufacturer
Key OEM Customers
Volkswagen, Audi, Skoda, SEAT, Porsche, Bentley, Lamborghini, Ducati
Opinion of Service Station Specialists
Original VAG parts ensure maximum compatibility and service life as specified by engineering calculations. However, due to high costs, mechanics often recommend using quality alternatives from suppliers that manufacture parts for the assembly line.
Quality Control
Production is certified according to IATF 16949 standards. Quality control is performed at every manufacturing stage, including automated strength and wear testing. Aftermarket products meet original equipment specifications.
Certificates
IATF 16949, ISO 9001, ISO 14001
Analogs
02D525557 - VAG
| Name | Notes | Info | Quantity | Termin | Price , грн | Name | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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no returns, + surcharge for body parts
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618
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10.12 (40 w/d) Order from to 16:30. |
41 858 UAH
41 858 UAH
In the Cart
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In the Cart
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- | |||||||||
|
|
|
no returns, + surcharge for body parts
|
+
|
25.11 (29 w/d) Order to 12:00 tomorrow. |
In the Cart
|
- | ||||||||||
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|
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no returns, + surcharge for body parts
|
+
|
18.12 (46 w/d) Order to 12:00 tomorrow. |
In the Cart
|
- | ||||||||||
|
|
|
no returns, + surcharge for body parts
|
999
|
24.12 (50 w/d) Order from to 16:30. |
45 821 UAH
45 821 UAH
In the Cart
|
In the Cart
|
- | |||||||||
|
|
CLUTCH PUMP
|
no returns, + surcharge for body parts, d... |
2
|
15.01 (66 w/d) Order to 12:00 tomorrow. |
48 352 UAH
48 352 UAH
In the Cart
|
In the Cart
|
CLUTCH PUMP | |||||||||
|
|
CLUTCH PUMP
|
no returns, + surcharge for body parts, d... |
2
|
15.01 (66 w/d) Order to 12:00 tomorrow. |
48 470 UAH
48 470 UAH
In the Cart
|
In the Cart
|
CLUTCH PUMP | |||||||||
|
|
CLUTCH PUMP
|
no returns, + surcharge for body parts, d... |
999
|
01.01 (56 w/d) Order to 12:00 tomorrow. |
51 886 UAH
51 886 UAH
In the Cart
|
In the Cart
|
CLUTCH PUMP | |||||||||
|
|
|
no returns, + surcharge for body parts
|
999
|
24.12 (50 w/d) Order from to 16:30. |
59 403 UAH
59 403 UAH
In the Cart
|
In the Cart
|
- | |||||||||
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