Dorman H621545 Brake Hydraulic Hose - Rear Left or Rear Right

Reliable Brake Hydraulic Hose for Nissan and Infiniti Vehicles

The Dorman H621545 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Nissan and Infiniti models. Engineered with durable materials, this flexible hose ensures consistent braking performance and safety.

• Compatible with Infiniti JX35, QX60 and Nissan Murano, Pathfinder, Quest
• Constructed from EPDM rubber hose material with a black rubber outer sleeve
• Ends feature treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes gaskets for proper sealing; mounting hardware and brackets are not included
• Overall length of 11.75 inches with a 10 mm thread diameter on end 1

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H621545) 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 are equipped with treated steel fittings— a banjo fitting on one end and a female fitting on the other—ensuring secure connections to the brake system. The included gaskets help maintain a leak-free seal, critical for brake system integrity. With an overall length of 11.75 inches and a 10 mm thread diameter, this hose is designed to match the original equipment specifications for Nissan Murano, Pathfinder, Quest, and Infiniti JX35 and QX60 models.

Applications and Common Issues Addressed

• Replacement of worn or cracked brake hydraulic hoses causing fluid leaks
• Resolving brake pedal softness due to hose expansion or damage
• Fixing brake fluid contamination from deteriorated hose materials
• Addressing brake system failures related to hose fitting corrosion or damage
• Upgrading to a hose that meets OEM specifications for reliable braking

Installation Notes and Tips

When installing the Dorman H621545 brake hydraulic hose, ensure the vehicle is securely lifted and the brake system is depressurized. Use the included gaskets to prevent leaks at the fitting connections. Since mounting hardware and brackets are not included, reuse the original components or source compatible parts separately. After installation, bleed the brake system thoroughly to remove air and verify proper brake pedal feel before driving.

Quality Assurance and Warranty

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H621545 part undergoes rigorous quality control to ensure durability and performance. This product includes a limited warranty against defects in material and workmanship, providing confidence in its reliability for Nissan and Infiniti brake system repairs.