Dorman H38266 Brake Hydraulic Hose - Front Left

Reliable Brake Hydraulic Hose for Chevrolet and GMC Trucks

The Dorman H38266 brake hydraulic hose is designed to provide dependable brake fluid transfer for Chevrolet and GMC heavy-duty trucks. Engineered with durable materials, this flexible hose ensures consistent braking performance for models like the K30, K3500, V30, and V3500.

• Compatible with Chevrolet K30, K3500, and GMC V30, V3500 models
• Constructed with EPDM rubber hose material and black rubber outer sleeve
• Features 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
• Overall length of 19 inches with a 15.63-inch axis length for precise fitment

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H38266) 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. Both ends feature treated steel fittings—one banjo fitting with a 10 mm thread diameter and one female fitting with a 3/8 in-24 inside diameter—ensuring a secure connection to the brake system. The included gaskets help maintain a leak-free seal during installation. This flexible hose is designed specifically for Chevrolet and GMC heavy-duty trucks, providing a reliable replacement for worn or damaged brake lines.

Applications and Common Issues Addressed

• Replacement of cracked or leaking brake hydraulic hoses on Chevrolet K30 and K3500 trucks
• Restoring brake fluid pressure in GMC V30 and V3500 models
• Resolving brake fluid leaks caused by worn or damaged fittings
• Upgrading old or brittle brake hoses to improve braking system reliability
• Addressing hose swelling or deterioration due to exposure to heat and brake fluid

Installation Notes and Tips

When installing the Dorman H38266 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, noting the orientation of fittings. Use the included gaskets to prevent leaks and tighten fittings to manufacturer torque specifications. Since mounting hardware and brackets are not included, reuse existing components or source replacements as needed. Inspect the brake system for leaks after installation and bleed the brakes to remove any air from the lines.

Quality Assurance and Warranty

Dorman brake hydraulic hoses are manufactured to meet or exceed OEM standards for fit, form, and function. The H38266 part undergoes rigorous quality control to ensure durability and performance under demanding conditions. This product includes a gasket for proper sealing and is backed by Dorman's limited warranty, providing confidence in its reliability for Chevrolet and GMC truck brake systems.