Dorman H621441 Brake Hydraulic Hose - Rear Left

Reliable Brake Hydraulic Hose for Lexus RX350 and RX400h

The Dorman H621441 brake hydraulic hose is designed specifically for Lexus RX350 and RX400h models, providing a durable and flexible solution for your vehicle's braking system. Engineered with quality materials, this brake hose ensures consistent performance and safety.

• Compatible with Lexus RX350 and RX400h models
• Flexible EPDM rubber hose with a black outer sleeve
• Includes stamped steel bracket and gaskets for secure installation
• Banjo fitting on one end and female fitting on the other, both made of treated steel
• Overall length of 21.81 inches for precise fitment

Durable Construction and Design Features

This Dorman brake hydraulic hose (part number H621441) 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. The hose includes a stamped steel bracket and gaskets to ensure a secure and leak-free connection. Both ends are fitted with treated steel components: a banjo fitting with a 10 mm thread diameter on one end and a female fitting with an M10 x 1.0 inside diameter on the other, providing reliable connections to your vehicle's brake system.

Applications and Common Issues Addressed

• Replacement for worn or cracked brake hydraulic hoses on Lexus RX350 and RX400h
• Solves brake fluid leaks caused by damaged or deteriorated hoses
• Addresses brake pedal softness or sponginess due to hose failure
• Prevents brake system contamination from compromised hose integrity
• Restores proper hydraulic pressure for consistent braking performance

Installation Notes and Tips

When installing the Dorman H621441 brake hydraulic hose, ensure the vehicle is safely lifted and supported. Remove the old hose carefully to avoid brake fluid spillage. Use the included gaskets and stamped steel bracket for proper mounting and sealing. Verify that the banjo and female fittings are securely tightened to manufacturer torque specifications. After installation, bleed the brake system thoroughly to remove any air and restore optimal brake function.

Quality Assurance and Warranty Information

Dorman manufactures the H621441 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of treated steel fittings and EPDM rubber hose material ensures durability and resistance to common brake system stresses. This part includes gaskets and a stamped steel bracket for a complete replacement solution. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship.