This precision-machined pump supplies the hydraulic pressure that lets you steer the A8 with one finger, interacting with the steering rack to produce the smooth, responsive feel the car is engineered around, as the live page describes. The hardware is robust: a cast aluminum housing with hardened steel internals, a 130mm six-groove pulley driven by the 6PK serpentine belt, and stable pressure delivery across all driving conditions, with every pump pressure-tested and performance-verified before shipment per the page.
The live FAQ lists the classic endings: whining noises, hard steering, fluid leaks, and assist that comes and goes. Internal wear lets pressure bleed off where it should build, and per the live FAQ a failing pump strains the rest of the steering system, which is why the fix should not wait once the whine begins.
| Detail | Description |
|---|---|
| INCLUDED | The pump with its 130mm 6-groove pulley as photographed. |
| NOT INCLUDED | Reservoir, hoses, belt, and fluid. |
| Tools You Need | Standard metric tools, a belt routing diagram, fresh CHF 11S, and a full system bleed; the live FAQ calls fresh fluid and complete bleeding recommended during replacement. |
| Detail | Description |
|---|---|
| Audi A8, D3 generation (donor 2003) | Year and VIN confirmed at order |
| Other A8 generations | Different pumps; call to check inventory |
| Reference Application | 2003 Audi A8 |
Call (240) 301-0095 with your VIN. We confirm the D3 application, the pulley spec against your belt routing, and the correct fluid for your system before the pump ships.
This is a used pump, inspected before shipping:
| Material Construction | Cast aluminum housing with hardened steel internals |
|---|---|
| Pulley Diameter | 130mm with 6-groove configuration |
| Drive Method | Multi-ribbed serpentine belt | 6PK pulley |
| Flow Rate | 8.5-12.0 L/min at 1000 RPM |
| Pressure Output | 120-140 bar maximum operating pressure |
| Application | 2003 Audi A8 |
| Sku | vaz674 |
| Price | $145.00 |
To file a claim, contact us within 15 days of delivery at (240) 301-0095 or support@vazautosolutions.com.
