Dorman H621427 Brake Hydraulic Hose - Rear Left or Rear Right

Reliable Brake Hydraulic Hose for Lexus LS460 and LS600h

The Dorman H621427 brake hydraulic hose is designed to provide dependable brake fluid transfer for Lexus LS460 and LS600h models. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety under various driving conditions.

• Compatible with Lexus LS460 and LS600h models
• Overall length of 16.38 inches for precise fitment
• Constructed with EPDM rubber hose material and black rubber outer sleeve
• Ends feature treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes gaskets for secure sealing; mounting hardware and brackets not included
• End 1 thread diameter: 10 mm; End 2 fitting inside diameter: M10 x 1.0

Durable Construction and Design Features

This Dorman brake hydraulic hose (part number H621427) is built with an EPDM rubber hose core, 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—one banjo type and one female type—ensuring a secure and leak-resistant connection. The included gaskets help maintain a tight seal, critical for maintaining brake system integrity.

Applications and Common Issues Addressed

This brake hose is specifically designed for use in Lexus LS460 and LS600h vehicles, providing a direct replacement for worn or damaged brake hydraulic lines. It addresses several common brake system issues:

• Brake fluid leaks caused by cracked or deteriorated hoses
• Reduced brake responsiveness due to hose swelling or internal damage
• Corrosion or damage to original fittings compromising brake line integrity
• Preventing brake system failure from hose wear and tear

Installation Notes and Tips

When installing the Dorman H621427 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, noting the orientation of fittings and routing. Replace the gaskets with the included new ones to prevent leaks. Tighten fittings to manufacturer torque specifications, and avoid twisting the hose during installation. After installation, bleed the brake system thoroughly to remove air and verify proper brake function before driving.

Quality Assurance and Warranty Information

Dorman manufactures this 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 stresses. This part is backed by Dorman's limited warranty, providing coverage against defects in material and workmanship under normal use.