Dorman H381270 Brake Hydraulic Hose

Reliable Brake Hydraulic Hose for BMW and Mini Vehicles

The Dorman H381270 brake hydraulic hose is designed to provide dependable brake fluid transfer for select BMW and Mini models. Engineered with durable materials, this flexible hose ensures consistent braking performance and safety.

• Compatible with BMW 740i, 740iL, 750iL, Z3 and Mini Cooper Countryman, Cooper Paceman
• Overall length of 15.5 inches for precise fitment
• Constructed with EPDM rubber hose material and a protective rubber outer sleeve
• Ends feature treated steel fittings: male (10 mm thread diameter) and female (M10 x 1.0 inside diameter)
• Includes a protective jacket for added durability
• Mounting hardware, brackets, gaskets, or seals are not included

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H381270) is built with EPDM rubber, known for its resistance to heat, ozone, and brake fluid degradation. The flexible hose design allows for smooth routing within the brake system, while the treated steel fittings at both ends provide secure, leak-resistant connections. The male fitting has a 10 mm thread diameter, and the female fitting is sized M10 x 1.0, ensuring compatibility with the brake components on BMW 740i, 740iL, 750iL, Z3, and Mini Cooper Countryman and Paceman models. The black rubber outer sleeve and included jacket protect the hose from abrasion and environmental damage.

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 system failure due to hose deterioration
• Maintaining brake system integrity on BMW and Mini vehicles

Installation Notes and Tips

When installing the Dorman H381270 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, avoiding contamination of the brake fluid system. Verify that the male and female fittings align correctly with the brake components. Since mounting hardware and brackets are not included, reuse existing parts if they are in good condition or source replacements as needed. After installation, bleed the brake system thoroughly to remove air and restore proper brake function.

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM specifications for fit, form, and function. The use of EPDM rubber and treated steel fittings ensures durability and resistance to common brake system stresses. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts to cover defects in materials and workmanship.