Dorman H621077 Brake Hydraulic Hose - Rear Left

Durable Brake Hydraulic Hose for Mazda CX-9

The Dorman H621077 brake hydraulic hose is designed specifically for Mazda CX-9 models, providing reliable brake fluid transfer with a flexible and durable construction. This brake hose ensures consistent braking performance and safety under various driving conditions.

• Compatible with Mazda CX-9 brake systems
• Flexible EPDM rubber hose with a black rubber outer sleeve
• Overall length of 19.5 inches with 18.75 inches axis length
• Ends feature treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes gaskets and a protective jacket for enhanced durability

Product Features and Specifications

The Dorman H621077 brake hydraulic hose is constructed 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. The hose features treated steel fittings on both ends: a banjo fitting with a 10 mm thread diameter and a female fitting with an M10 x 1.0 inside diameter, ensuring secure and leak-free connections. The included gaskets help maintain a tight seal, while the protective jacket enhances hose longevity. This flexible hose measures 19.5 inches overall, with an axis length of 18.75 inches, making it a precise fit for the Mazda CX-9 brake system.

Applications and Problem Solving

• Replaces worn or cracked brake hydraulic hoses on Mazda CX-9 vehicles
• Addresses brake fluid leaks caused by damaged or deteriorated hoses
• Restores proper brake pressure and pedal feel for safe braking
• Prevents hose swelling or bursting under high brake system pressure
• Eliminates issues related to hose abrasion or external damage

Installation Notes and Tips

When installing the Dorman H621077 brake hydraulic hose, ensure the vehicle is securely lifted and the brake system is depressurized. Use the included gaskets to create a proper seal at the fittings. Avoid twisting or kinking the hose during installation to maintain flexibility and prevent premature failure. After installation, bleed the brake system thoroughly to remove any air and verify there are no leaks at the connection points. Proper torque specifications should be followed for the banjo and female fittings to ensure safety and performance.

Quality Assurance and Warranty

Dorman manufactures the H621077 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of treated steel fittings and EPDM rubber materials ensures durability and resistance to brake fluid and environmental factors. This brake hose includes a gasket for a secure seal and a protective jacket to extend service life. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship to provide confidence in product reliability.