Febi 28646 Brake Hydraulic Hose - Front

Febi Brake Hydraulic Hose for Audi A8 Quattro and S8

Febi part 28646 is a brake hydraulic hose for the front axle, built for left or right front installation where the vehicle application calls for this hose specification. It features an M10 x 1 internal thread and a 379 mm length for direct brake line routing on supported Audi models.

Compatible with Audi A8 Quattro front applications from 2002-2010 and Audi S8 front applications from 2007-2009, this Febi brake hose supports OE-style brake system service on the front axle. Part number 28646 is also referenced by Audi OE numbers 4E0 611 707, 4E0 611 707 A, and 4E0 611 707 C.

Key Features

• Brake hydraulic hose for front axle left or front axle right use
• M10 x 1 internal thread for the specified brake connection
• 379 mm overall length
• Direct-fit service part for selected Audi A8 Quattro and Audi S8 front brake applications
• Febi 28646 for brake hose replacement and brake line repair

Product Details

Febi’s febi line focuses on service parts built to match the needs of European vehicle maintenance, and this brake hydraulic hose follows that approach with application-specific dimensions and fittings. Febi 28646 is intended for front axle brake routing on the listed Audi platforms, including Audi A8 Quattro and Audi S8, where the hose length and thread specification must match the original brake system layout.

This part cross-references Audi OE numbers 4E0 611 707 and 4E0 611 707 A for the same application.

What This Part Helps Address

• Cracked or aging front brake hose material
• Brake fluid seepage at the hose connection
• Soft or inconsistent brake pedal feel caused by hose deterioration
• Brake line service needs on the front axle
• Replacement of a damaged hose on Audi A8 Quattro or Audi S8 front brake systems

Installation Notes and Tips

Verify the fitting position before installation: this hose is listed for front axle left and front axle right use. Confirm the internal thread, hose length, and vehicle brake configuration against the removed part, especially on 2002-2010 Audi A8 Quattro models with the noted PR code restriction and 2007-2009 Audi S8 front applications for rear brake disc setups.

After installation, bleed the brake system according to factory procedure and inspect all connections for leaks before returning the vehicle to service.

Quality Assurance

Febi supplies application-specific replacement parts for European vehicles, and part 28646 is cataloged to match the listed OE references and fitment data for the specified Audi applications.