Dorman H621107 Brake Hydraulic Hose - Front Left or Front Right

Reliable Brake Hydraulic Hose for BMW 328i xDrive and 335xi

The Dorman H621107 brake hydraulic hose is designed to provide dependable brake fluid transfer for select BMW models. Engineered with durable materials, this flexible hose ensures consistent braking performance for your BMW 328i xDrive, 328xi, and 335xi vehicles.

• Compatible with BMW 328i xDrive, 328xi, and 335xi models
• Overall length of 18.5 inches for precise fitment
• Flexible hose constructed from EPDM rubber for durability
• Black outer sleeve made of rubber with protective jacket included
• Ends feature treated steel fittings: male (End 1) and female (End 2)
• End 1 thread diameter: 10 mm; End 2 fitting inside diameter: M10 x 1.0
• Mounting hardware, brackets, and seals not included

Durable Construction and Material Details

This Dorman brake hydraulic hose (part number H621107) features a flexible EPDM rubber hose material that resists heat, ozone, and brake fluid degradation. The black rubber outer sleeve with an included protective jacket adds an extra layer of protection against abrasion and environmental factors. Both ends are equipped with treated steel fittings—male on one end and female on the other—ensuring secure connections to your vehicle's brake system. The precise 18.5-inch length and thread specifications (10 mm and M10 x 1.0) are tailored for a direct replacement on compatible BMW models.

Applications and Common Issues Addressed

• Replacement for worn or cracked brake hydraulic hoses on BMW 328i xDrive, 328xi, and 335xi
• Solves brake fluid leaks caused by hose deterioration
• Restores proper brake fluid pressure and pedal feel
• Prevents brake system failure due to hose damage
• Addresses hose swelling or bulging under pressure

Installation Notes and Tips

When installing the Dorman H621107 brake hydraulic hose, ensure the vehicle is securely lifted and the brake system is depressurized. Use appropriate tools to remove the old hose fittings carefully to avoid damage to brake lines. Since mounting hardware and brackets are not included, reuse existing components if they are in good condition or source replacements separately. After installation, bleed the brake system thoroughly to remove air and verify proper brake function before driving.

Quality Assurance and Warranty Information

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM specifications for fit, form, and function. The H621107 part undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or contact the manufacturer for exact warranty terms.