Dorman H4000 Brake Hydraulic Hose - Front Left, Front Right or Rear

Reliable Dorman Brake Hydraulic Hose for Precise Brake Performance

The Dorman H4000 brake hydraulic hose is engineered to provide dependable brake fluid transfer for a variety of vehicle applications. Designed with durable materials and precise fittings, this flexible brake hose ensures consistent braking response and safety.

• Constructed with EPDM rubber hose material for flexibility and durability
• Black outer sleeve made of rubber for abrasion resistance
• Ends feature treated steel fittings for corrosion resistance
• End 1 fitting types include male and female with thread diameters of 5/8 and 7/16 inches
• End 2 fitting is male with a 7/16 in-20 inside diameter thread
• Overall hose length measures 19.5 inches for specific vehicle fitments
• Package includes one brake hydraulic hose without mounting hardware or brackets

Durable Construction and Precise Fitment Details

The Dorman H4000 brake hydraulic hose is designed with an EPDM rubber hose core that offers excellent resistance to heat, brake fluid, and environmental factors. The black rubber outer sleeve protects against abrasion and wear, extending the hose's service life. Both ends of the hose are equipped with treated steel fittings to prevent rust and ensure a secure connection. The combination of male and female fittings on End 1, along with the male fitting on End 2, allows compatibility with specific brake systems requiring 5/8 and 7/16 inch thread diameters. Measuring 19.5 inches in length, this flexible hose is suitable for vehicles that require this exact specification for proper brake line routing.

Common Applications and Problem Resolution

• Replacement of worn or cracked brake hydraulic hoses causing fluid leaks
• Addressing brake pedal softness due to hose expansion or damage
• Resolving brake fluid contamination from deteriorated hose materials
• Fixing brake line failures that compromise vehicle stopping power
• Upgrading to a hose with corrosion-resistant fittings for longer service life

Installation Notes and Tips for Optimal Performance

When installing the Dorman H4000 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, noting the orientation of fittings and routing. Avoid twisting or kinking the new hose during installation to maintain fluid flow integrity. Use appropriate brake line wrenches to tighten fittings to manufacturer torque specifications. After installation, bleed the brake system thoroughly to remove air and verify proper brake pedal feel before driving.

Quality Assurance and Warranty Information

Dorman manufactures the H4000 brake hydraulic hose to meet or exceed OEM standards for material quality and performance. The treated steel fittings and EPDM rubber hose material are selected for durability and resistance to common brake system contaminants. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship to provide confidence in product reliability.