Dorman H620878 Brake Hydraulic Hose - Rear Right or Rear Right Outer

Reliable Brake Hydraulic Hose for Nissan and Infiniti Models

The Dorman H620878 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Nissan and Infiniti vehicles. Engineered with durable materials, this flexible hose ensures consistent braking performance and safety.

• Compatible with Nissan 370Z, G25, G37, M35, M45 and Infiniti Q40, Q60 models
• Constructed with EPDM rubber hose material and a black rubber outer sleeve for durability
• 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 11.25 inches with a 10.5-inch axis length for precise fitment

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H620878) 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 10 mm thread diameter and one female fitting with an M10 x 1.0 inside diameter—ensuring a secure and reliable connection to the brake system. The included gaskets help maintain a tight seal, preventing leaks and maintaining hydraulic pressure.

Compatible Vehicles and Applications

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

• Nissan 370Z, G25, G37, M35, M45
• Infiniti Q40, Q60

It is ideal for replacing worn or damaged brake hydraulic hoses that can cause brake fluid leaks, reduced braking efficiency, or spongy brake pedal feel.

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
• Spongy or soft brake pedal feel from compromised hydraulic pressure
• Corrosion or damage to fittings leading to fluid loss
• Wear from exposure to heat and road debris

Installation Notes and Tips

When installing the Dorman H620878 brake hydraulic hose, ensure the vehicle is safely lifted and supported. Carefully remove the old hose and inspect the brake system for any additional wear or damage. 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. Bleed the brake system thoroughly after installation to remove any air and restore proper brake function.

Quality Assurance and Warranty

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM specifications for fit, form, and function. The H620878 part undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship.