Dorman H380391 Brake Hydraulic Hose - Front Left

Reliable Brake Hydraulic Hose for Ford and Mazda Trucks

The Dorman H380391 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Ford and Mazda truck models. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your vehicle's braking system.

• Compatible with Ford Ranger and Mazda B2300, B3000, B4000 models
• Constructed with EPDM rubber hose material and a protective rubber outer sleeve
• Features treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes gaskets for a secure, leak-free connection
• Overall length of 21.25 inches with a flexible design for easy routing

Durable Construction and Precise Fit

This Dorman brake hydraulic hose (part number H380391) 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 type with a 0.38-inch thread diameter and one female fitting with a 3/8 in-24 inside diameter—ensuring a secure and corrosion-resistant connection. The hose includes a jacket for added durability and comes with gaskets to maintain a tight seal during installation.

Compatible Vehicles and Applications

This brake hydraulic hose is specifically designed for use on the following vehicles:

• Ford Ranger
• Mazda B2300
• Mazda B3000
• Mazda B4000

It is ideal for replacing worn or damaged brake hoses that may cause issues such as brake fluid leaks or reduced braking efficiency.

Common Issues Addressed by This Brake Hose

• Brake fluid leaks due to cracked or deteriorated hoses
• Reduced brake responsiveness caused by hose swelling or internal damage
• Corrosion or damage to brake line fittings
• Brake hose failure from abrasion or environmental exposure
• Maintaining proper brake fluid pressure for safe stopping

Installation Notes and Tips

When installing the Dorman H380391 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, taking care to avoid brake fluid spills. Use the included gaskets to create a leak-free seal at both fittings. Avoid twisting or kinking the hose during installation to maintain proper fluid flow. Bleed the brake system thoroughly after installation to remove any air and restore optimal brake performance.

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM specifications for fit, form, and function. The use of treated steel fittings and EPDM rubber materials ensures durability and resistance to common brake system contaminants. This part is backed by Dorman's quality standards, providing confidence in its reliability and performance.