Dorman H380109 Brake Hydraulic Hose - Rear Left or Rear Right

Reliable Brake Hydraulic Hose for Infiniti J30 and Q45

The Dorman H380109 brake hydraulic hose is designed to provide dependable brake fluid transfer for Infiniti J30 and Q45 models. Engineered with durable materials, this flexible hose ensures consistent braking performance and safety.

• Compatible with Infiniti J30 and Q45 vehicles
• Flexible hose constructed from EPDM rubber for durability
• Black outer sleeve made of rubber for protection
• Ends feature treated steel fittings: banjo type on one end and female fitting on the other
• Includes gaskets for secure sealing
• Overall length of 11.5 inches with a 10.63-inch axis length

Durable Construction and Precise Fit

The Dorman H380109 brake hydraulic hose features a flexible EPDM rubber hose material that resists heat, ozone, and brake fluid degradation. The black rubber outer sleeve adds an extra layer of protection against abrasion and environmental factors. Both ends of the hose are equipped with treated steel fittings—one banjo fitting with a 10 mm thread diameter and one female fitting with an M10 x 1.0 inside diameter—ensuring a secure and leak-free connection. This hose does not include mounting hardware or brackets but comes with necessary gaskets to maintain a proper seal. With an overall length of 11.5 inches, it is designed to match the original equipment specifications for Infiniti J30 and Q45 brake systems.

Applications and Problem Resolution

• Replaces worn or cracked brake hydraulic hoses on Infiniti J30 and Q45
• Addresses brake fluid leaks caused by damaged or deteriorated hoses
• Restores proper brake fluid pressure for consistent braking response
• Prevents brake system failure due to hose degradation
• Eliminates spongy brake pedal feel caused by hose expansion or damage

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Use the included gaskets to prevent leaks at fitting connections
• Do not reuse old mounting hardware or brackets; replace if necessary
• Bleed the brake system thoroughly after installation to remove air
• Verify hose routing matches original equipment to avoid kinks or interference

Quality Assurance and Warranty

Dorman manufactures the H380109 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 common brake system contaminants. This part includes gaskets to maintain a secure seal and is backed by Dorman's quality control processes. Warranty details should be confirmed with the supplier or manufacturer.