Dorman H621541 Brake Hydraulic Hose - Rear Right

Reliable Brake Hydraulic Hose for Chevrolet and GMC Trucks

The Dorman H621541 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Chevrolet and GMC trucks. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your vehicle's braking system.

• Compatible with Chevrolet Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Silverado 1500, Silverado 1500 Classic, and Silverado 1500 HD models
• Constructed with EPDM rubber hose material and a black rubber outer sleeve for durability
• Includes gaskets for secure sealing and leak prevention
• Features treated steel fittings: banjo fitting on one end and female fitting on the other
• Overall length of 13.75 inches with an 11.75-inch axis length for precise fitment

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H621541) is built with EPDM rubber, 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. The hose ends feature treated steel fittings—a banjo fitting with a 10 mm thread diameter on one end and a female fitting with a 3/8 in-24 inside diameter on the other—ensuring a secure connection within the brake system. Although mounting hardware and brackets are not included, the hose comes with necessary gaskets to maintain a tight seal and prevent leaks. The stamped steel bracket material specification supports compatibility with existing vehicle components.

Compatible Vehicles and Applications

This brake hydraulic hose is specifically designed for use with Chevrolet and GMC full-size pickup trucks, including the Sierra 1500 series and Silverado 1500 series, both Classic and HD variants. The part number H621541 matches the OEM specifications for these models, making it a suitable replacement for worn or damaged brake hoses in these vehicles.

• Replaces cracked or leaking brake hoses
• Restores proper brake fluid flow and pressure
• Prevents brake fluid leaks that can cause brake failure
• Addresses hose swelling or bulging under pressure
• Improves overall brake system reliability

Installation Notes and Tips

When installing the Dorman H621541 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, taking care to avoid contamination of the brake system. Use the included gaskets to create a proper seal at the fittings. Since mounting hardware and brackets are not included, reuse existing components if they are in good condition or source replacements as needed. After installation, bleed the brake system thoroughly to remove air and verify proper brake function before driving.

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of EPDM rubber and treated steel fittings 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.