Dorman H381289 Brake Hydraulic Hose - Rear Right

Reliable Brake Hydraulic Hose for Lexus RX300

The Dorman H381289 brake hydraulic hose is designed specifically for the Lexus RX300, providing a durable and flexible solution for your vehicle's braking system. Engineered with quality materials, this brake hose ensures consistent performance and safety under various driving conditions.

• Compatible with Lexus RX300 models
• Overall length of 19.5 inches for precise fitment
• Flexible hose made from EPDM rubber for durability
• Black outer sleeve constructed from rubber for protection
• Includes stamped steel bracket and gaskets for secure installation
• End fittings made of treated steel: banjo fitting on one end and female fitting on the other
• 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 H381289) 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 end fittings are made from treated steel, with a banjo fitting on one end and a female fitting on the other, designed to meet the exact specifications for the Lexus RX300.

Applications and Problem Resolution

This brake hydraulic hose is intended for use in the braking system of Lexus RX300 vehicles, replacing worn or damaged hoses to maintain braking efficiency and safety.

• Replaces cracked or leaking brake hoses
• Solves issues related to brake fluid leaks
• Restores proper brake pressure and pedal feel
• Prevents hose swelling or bursting under pressure
• Addresses corrosion or damage to original fittings

Installation Notes and Tips

Installation of the Dorman H381289 brake hydraulic hose requires basic mechanical skills and proper tools. Ensure the vehicle is securely lifted and supported before beginning. Remove the old hose carefully to avoid brake fluid spillage. Use the included stamped steel bracket and gaskets to secure the new hose in place. Verify that the banjo and female fittings are properly tightened to manufacturer torque specifications. After installation, bleed the brake system to remove any air and restore proper brake function.

Quality Assurance and Warranty

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H381289 part undergoes rigorous quality control to ensure durability and reliability. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to Dorman’s official warranty policy for complete information.