Dorman H36981 Brake Hydraulic Hose - Front Left

Reliable Brake Hydraulic Hose for Chevrolet K30 and GMC K3500

The Dorman H36981 brake hydraulic hose is designed to provide dependable brake fluid transfer for Chevrolet K30 and GMC K3500 models. Engineered with durable materials, this flexible brake hose ensures consistent performance under demanding conditions.

• Compatible with Chevrolet K30 and GMC K3500 vehicles
• Constructed with EPDM rubber hose material and a black rubber outer sleeve
• Includes gaskets for secure sealing
• Features treated steel fittings: banjo fitting on one end and female fitting on the other
• Overall length of 20.75 inches with 18.75 inches on axis 1 length
• Flexible hose design with a protective jacket included

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H36981) 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 type with a 10 mm thread diameter and one female fitting with a 3/8 in-24 inside diameter—ensuring a secure and leak-free connection. The included gaskets help maintain a tight seal during installation. The flexible hose design allows for proper movement and vibration absorption, critical for brake system reliability on Chevrolet K30 and GMC K3500 trucks.

Common Applications and Problem Resolution

• Replaces worn or cracked brake hydraulic hoses causing fluid leaks
• Addresses brake pedal softness due to hose expansion or damage
• Restores proper brake fluid flow for consistent braking performance
• Prevents brake system failure from deteriorated or damaged hoses
• Eliminates brake fluid contamination risks from compromised hose integrity

Installation Notes and Tips

When installing the Dorman H36981 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, noting the routing and fitting orientation. Use the included gaskets to prevent leaks and tighten fittings to manufacturer torque specifications. Avoid twisting or kinking the hose during installation to maintain flexibility and durability. Bleed the brake system thoroughly after installation to remove air and ensure optimal brake function.

Quality Assurance and Warranty

Dorman manufactures the H36981 brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The use of treated steel fittings and EPDM rubber materials supports long-term durability and resistance to brake fluid and environmental exposure. This part includes a gasket for proper sealing and comes with a limited warranty against defects in materials and workmanship, providing confidence in its reliability for Chevrolet K30 and GMC K3500 brake system repairs.