Dorman H381178 Brake Hydraulic Hose - Front Left or Front Right

Overview of Dorman Brake Hydraulic Hose H381178

The Dorman H381178 brake hydraulic hose is designed to provide reliable brake fluid transfer for various vehicle applications. Featuring a flexible EPDM rubber hose with treated steel fittings, this brake hose ensures durability and proper fitment for compatible makes and models.

• Color: Black outer sleeve for corrosion resistance
• Flexible EPDM rubber hose material for durability and flexibility
• Ends feature treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes gaskets for secure sealing
• Overall length of 9.3 inches for precise fitment
• No mounting hardware or brackets included

Detailed Product Description

The Dorman brake hydraulic hose part number H381178 is engineered with a black rubber outer sleeve that protects the internal EPDM rubber hose from environmental damage and wear. The flexible hose design allows for smooth brake fluid flow while accommodating suspension and steering movements. Both ends of the hose are equipped with treated steel fittings; the first end features a 10 mm banjo fitting, while the second end has a female fitting with an M10 x 1.25 inside diameter thread. This configuration ensures compatibility with specific brake calipers and master cylinders commonly found on various vehicle models. The included gaskets help maintain a leak-free connection, critical for brake system safety.

Common Applications and Issues Addressed

• Replacement of worn or cracked brake hydraulic hoses
• Resolving brake fluid leaks caused by damaged fittings or seals
• Restoring proper brake fluid pressure and pedal feel
• Addressing hose swelling or bulging under pressure
• Upgrading to a hose with treated steel fittings for corrosion resistance

Installation Notes and Tips

When installing the Dorman H381178 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, noting the orientation of fittings. Use the included gaskets to prevent leaks and torque fittings to manufacturer specifications. Avoid twisting or stretching the hose during installation to maintain hose integrity. Bleed the brake system thoroughly after installation to remove air and restore proper brake function.

Quality Assurance and Warranty

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H381178 part undergoes rigorous quality control to ensure durability and safety. This product includes a limited warranty against defects in material and workmanship, providing confidence in its performance for compatible vehicle applications.