Dorman H622318 Brake Hydraulic Hose - Rear Center Left, Rear Center Right or Rear Left Inner

Reliable Brake Hydraulic Hose for Chevrolet and GMC Trucks

The Dorman H622318 brake hydraulic hose is designed to provide dependable brake fluid transfer for heavy-duty trucks. Engineered for Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD models, this flexible brake hose ensures consistent braking performance under demanding conditions.

• Compatible with Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD
• Overall length of 21.06 inches for precise fitment
• Durable EPDM rubber hose material with a protective plastic outer sleeve
• Both ends feature treated steel female fittings with inverted flare attachment
• Includes a protective jacket for added durability
• Bracket made from stamped steel (bracket not included)

Durable Construction and Design Features

The Dorman H622318 brake hydraulic hose is constructed with EPDM rubber, known for its resistance to heat, ozone, and brake fluid degradation. The black plastic outer sleeve adds an extra layer of protection against abrasion and environmental exposure. Both ends of the hose are equipped with treated steel female fittings featuring inverted flare connections, ensuring secure and leak-free attachment points. The hose length of 21.06 inches is tailored to fit the brake system layout of Chevrolet Silverado 3500 HD and GMC Sierra 3500 HD trucks. A stamped steel bracket material is specified for mounting support, although the bracket itself is not included with this part.

Applications and Common Issues Addressed

• Replacement of worn or cracked brake hydraulic hoses
• Resolving brake fluid leaks caused by damaged fittings or hose material
• Restoring proper brake pressure and pedal feel
• Addressing hose swelling or bulging under pressure
• Maintaining brake system integrity for heavy-duty Chevrolet and GMC trucks

Installation Notes and Tips

When installing the Dorman H622318 brake hydraulic hose, ensure the inverted flare fittings are properly aligned and tightened to the manufacturer’s torque specifications to prevent leaks. Inspect the brake line bracket and mounting points for corrosion or damage before securing the hose. Since mounting hardware and brackets are not included, reuse existing components or source replacements as needed. Bleed the brake system thoroughly after installation to remove air and restore optimal brake function.

Quality Assurance and Warranty Information

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H622318 part undergoes rigorous quality control to ensure durability and reliable performance in heavy-duty applications. While specific warranty details are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.