Dorman H620665 Brake Hydraulic Hose - Rear Left Inner or Rear Right Inner

Reliable Brake Hydraulic Hose for Lexus and Toyota Vehicles

The Dorman H620665 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Lexus and Toyota models. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your vehicle's braking system.

• Compatible with Lexus GX460, GX470 and Toyota 4Runner, FJ Cruiser models
• Overall length of 12.88 inches for precise fitment
• Constructed with EPDM rubber hose material and black rubber outer sleeve
• Both ends feature treated steel female fittings with M10 x 1.0 thread diameter
• Flexible hose design allows for smooth brake fluid flow and vibration absorption
• Mounting hardware, brackets, gaskets, and jackets are not included

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H620665) is built with an EPDM rubber hose core that resists heat, ozone, and brake fluid degradation. The black rubber outer sleeve adds protection against abrasion and environmental factors. Both ends of the hose are equipped with treated steel female fittings, ensuring secure connections to your vehicle's brake system. With an overall length of 12.88 inches and M10 x 1.0 thread diameter fittings, this hose is engineered for direct replacement on compatible Lexus and Toyota models, including the 4Runner, FJ Cruiser, GX460, and GX470.

Common Applications and Problem Resolution

• Replaces worn or cracked brake hydraulic hoses causing fluid leaks
• Restores proper brake fluid pressure and pedal feel
• Eliminates brake drag or uneven braking due to hose collapse
• Prevents contamination and moisture ingress in brake lines
• Addresses hose damage from abrasion or environmental exposure

Installation Notes and Tips

Installation of the Dorman H620665 brake hydraulic hose requires basic brake system knowledge and tools. Before installation, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, avoiding brake fluid spillage. Use appropriate flare wrenches to disconnect fittings. After installing the new hose, bleed the brake system thoroughly to remove air and verify proper brake operation. Note that mounting hardware, brackets, and seals are not included and may need to be reused or replaced separately.

Quality Assurance and Warranty Information

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM specifications for fit, form, and function. The H620665 part undergoes rigorous quality control to ensure durability and safety. While specific warranty details may vary, Dorman typically offers a limited warranty against defects in material and workmanship. Consult product documentation or contact the manufacturer for exact warranty terms.