Dorman H621989 Brake Hydraulic Hose - Front Left or Front Right

Reliable Brake Hydraulic Hose for Audi A6, A7, S6, and S7 Models

The Dorman H621989 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Audi vehicles. Engineered with durable materials, this flexible hose ensures consistent braking performance for Audi A6, A6 Quattro, A7, A7 Quattro, A7 Sportback, S6, and S7 models.

• Compatible with Audi A6, A6 Quattro, A7, A7 Quattro, A7 Sportback, S6, and S7
• Overall length of 28.25 inches for precise fitment
• Flexible hose constructed from EPDM rubber for durability and heat resistance
• Black outer sleeve made of rubber with protective jacket included
• Ends feature treated steel fittings: male (End 1) and female (End 2) with M10 x 1.0 thread diameter
• Mounting hardware, brackets, and seals are not included
• Package contains one brake hydraulic hose

Durable Construction and Precise Fitment

The Dorman H621989 brake hydraulic hose is built with EPDM rubber, known for its resistance to heat, ozone, and brake fluid degradation. The black rubber outer sleeve with an additional protective jacket enhances durability against abrasion and environmental factors. Both ends of the hose feature treated steel fittings—male on one end and female on the other—each with an M10 x 1.0 thread diameter, ensuring secure and leak-free connections. With an overall length of 28.25 inches, this flexible hose is designed to match the original equipment specifications for the listed Audi models, providing reliable brake fluid transfer and maintaining system integrity.

Applications and Common Issues Addressed

• Replacement for worn or cracked brake hydraulic hoses causing fluid leaks
• Restores proper brake pressure and pedal feel in Audi A6, A7, S6, and S7 vehicles
• Prevents brake fluid contamination and potential brake failure
• Addresses hose swelling or bulging due to heat exposure
• Suitable for vehicles experiencing brake line corrosion or damage

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Carefully remove the old brake hose, avoiding damage to surrounding components
• Verify the thread size and fitting types match the original hose (M10 x 1.0 male and female fittings)
• Bleed the brake system thoroughly after installation to remove air and ensure proper brake function
• Inspect all connections for leaks before road testing the vehicle

Quality Assurance and Warranty Information

Dorman manufactures the H621989 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of EPDM rubber and treated steel fittings ensures long-lasting performance under typical operating conditions. While specific warranty details may vary, Dorman generally offers a limited warranty covering defects in materials and workmanship. Consult product documentation or contact the supplier for exact warranty terms.