Dorman H621400 Brake Hydraulic Hose - Front Left or Front Right

Reliable Brake Hydraulic Hose for Audi, Porsche, and Volkswagen

The Dorman H621400 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Audi, Porsche, and Volkswagen models. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your vehicle's braking system.

• Compatible with Audi Q7, Porsche Cayenne, and Volkswagen Touareg
• Flexible hose constructed with EPDM rubber for durability
• Outer sleeve made of steel for added protection
• Both ends feature treated steel female fittings with M10 x 1.0 thread diameter
• Overall length of 21.38 inches with included protective jacket
• Mounting hardware, brackets, and seals not included
• Package contains one brake hydraulic hose

Durable Construction and Precise Fitment

The Dorman H621400 brake hydraulic hose features a flexible EPDM rubber hose core that resists heat, ozone, and brake fluid degradation. Its steel outer sleeve provides enhanced abrasion resistance, protecting the hose from road debris and environmental damage. Both ends are equipped with treated steel female fittings, sized at 10 mm thread diameter (M10 x 1.0), ensuring a secure and leak-free connection to the brake system. The hose measures 21.38 inches in length and includes a protective jacket to extend service life. This part is specifically designed for use on Audi Q7, Porsche Cayenne, and Volkswagen Touareg models, guaranteeing proper fit and function.

Applications and Common Issues Addressed

• Replacement of worn or cracked brake hydraulic hoses
• Resolving brake fluid leaks caused by damaged fittings or hose material
• Restoring proper brake pressure and pedal feel
• Preventing brake failure due to hose deterioration
• Upgrading to a hose with improved abrasion resistance and durability

Installation Notes and Tips

When installing the Dorman H621400 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, avoiding contamination of the brake system. Verify that the female fittings match the brake line connections on your Audi Q7, Porsche Cayenne, or Volkswagen Touareg. Use appropriate tools to tighten fittings to manufacturer torque specifications. After installation, bleed the brake system thoroughly to remove air and restore proper brake function. Note that mounting hardware, brackets, and seals are not included and may need to be reused or replaced separately.

Quality Assurance and Warranty

Dorman manufactures the H621400 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of EPDM rubber and treated steel fittings ensures resistance to corrosion and wear. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to Dorman’s official documentation for complete warranty information.