Dorman H621391 Brake Hydraulic Hose - Rear Left or Rear Right

Reliable Brake Hydraulic Hose for Audi and Volkswagen Models

The Dorman H621391 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Audi and Volkswagen vehicles. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your braking system.

• Compatible with Audi CC and Volkswagen Golf, Golf Alltrack, Golf R, Golf SportWagen, Q3 Quattro, Tiguan, and Tiguan Limited
• Constructed with EPDM rubber hose material and a black rubber outer sleeve for durability
• Features treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes necessary gaskets for proper sealing
• Overall length of 10.5 inches with a 9.75-inch axis length for precise fitment

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H621391) is built with EPDM rubber, known for its resistance to heat, ozone, and brake fluid degradation. The black rubber outer sleeve adds an extra layer of protection against abrasion and environmental factors. Both ends feature treated steel fittings—one banjo fitting with a 10 mm thread diameter and one female fitting with an M10 x 1.0 inside diameter—ensuring secure connections within the brake system. The included gaskets help maintain a leak-free seal during installation.

Compatible Vehicles and Applications

This brake hose is specifically designed for use with various Audi and Volkswagen models, including the Audi CC and Volkswagen Golf series (Golf, Golf Alltrack, Golf R, Golf SportWagen), as well as the Q3 Quattro and Tiguan models. The precise dimensions and fitting types make it suitable for brake hydraulic systems requiring a flexible hose with these specifications.

• Replaces worn or damaged brake hydraulic hoses
• Addresses brake fluid leaks caused by hose cracks or fitting failures
• Restores proper brake pressure and pedal feel
• Prevents brake system contamination from external debris
• Ensures safe and reliable braking performance

Installation Notes and Tips

When installing the Dorman H621391 brake hydraulic hose, ensure all old gaskets are removed and replaced with the included new gaskets to prevent leaks. Verify that the banjo and female fittings are tightened to manufacturer torque specifications. Inspect the brake system for any additional wear or damage during installation. Bleed the brake system thoroughly after installation to remove any air pockets and restore proper brake function.

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of EPDM rubber and treated steel fittings ensures durability and resistance to common brake system stresses. This part includes a gasket for proper sealing and is backed by Dorman's quality assurance processes. Warranty coverage details can be obtained from Dorman or the product documentation.