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Pierburg 7.02551.25.0 Power Brake Booster Vacuum Pump
Pierburg Vacuum Pump for Reliable Brake Assist
The Pierburg 7.02551.25.0 power brake booster vacuum pump supplies steady vacuum pressure for diesel braking systems that do not generate enough manifold vacuum on their own. Built as a genuine OE from HELLA part, it supports consistent brake booster operation for smoother pedal response on the road.
Fits 2005-2008 Volkswagen Touareg, N/A. This Pierburg vacuum pump is a direct-fit solution for diesel applications that require dependable vacuum supply, and the 7.02551.25.0 part number is commonly searched for OE replacement matching.
Key Features
- Power brake booster vacuum pump for diesel engines
- Mechanical operating mode with vane pump design
- One connector for simplified OE-style integration
- Straight shape for factory-style packaging
- Supplied without gasket or seal
- Genuine OE from HELLA product line
Product Details
Pierburg 7.02551.25.0 is engineered to maintain the vacuum supply needed by the brake booster when engine vacuum is limited, which is common in diesel-powered vehicles. For 2005-2008 Volkswagen Touareg models, this vacuum pump helps preserve consistent brake assist performance and supports predictable pedal feel under normal driving conditions. The OE-focused design makes it a practical choice for technicians and owners looking for a factory-style replacement.
This part cross-references 07Z 145 209 and BK3Q 2A451-FA for the same application.
Common Issues It May Address
- Low brake booster vacuum supply
- Hard brake pedal feel
- Inconsistent brake assist response
- Vacuum loss in diesel braking systems
- Replacement needs for worn mechanical vacuum pumps
Installation Notes
Confirm engine type and OE part number before installation. This pump is mechanical and uses one connector, so matching the original configuration is important for proper fitment on the Volkswagen Touareg. Because it is listed without gasket or seal, reuse or replacement of sealing components should be verified during service. Always inspect the vacuum lines, booster connections, and mounting surfaces before completing the repair.
Quality Assurance
As a Pierburg part in the Genuine OE from HELLA line, this vacuum pump is built to OE fit and durability expectations for brake system service. It is intended for diesel applications where stable vacuum delivery is required for brake booster operation.
| Brand | Pierburg |
| Part Number | 7.02551.25.0 |
| Position | Genuine OE from HELLA |
| Fuel Type | Diesel |
| Number of connectors | 1 |
| Operating Mode | Mechanical |
| Pump Type | Vane pump |
| Shape | Straight |
| Supplementary Article/Supplementary Info | Without gasket / seal |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2008 | Volkswagen | Touareg | 5.0L | V10 | N/A | Straight; Genuine OE from HELLA |
| 2007 | Volkswagen | Touareg | 5.0L | V10 | N/A | Straight; Genuine OE from HELLA |
| 2006 | Volkswagen | Touareg | 5.0L | V10 | N/A | Straight; Genuine OE from HELLA |
| 2005 | Volkswagen | Touareg | 5.0L | V10 | N/A | Straight; Genuine OE from HELLA |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.