Dorman H620780 Brake Hydraulic Hose - Front Right

Durable Brake Hydraulic Hose for GM Trucks and SUVs

The Dorman H620780 brake hydraulic hose is engineered to provide reliable brake fluid transfer for select Cadillac, Chevrolet, and GMC models. Designed with quality materials and precise fitment, this flexible brake hose ensures consistent braking performance for vehicles like the Chevrolet Silverado 1500 and GMC Sierra 1500.

• Compatible with Cadillac Escalade, Chevrolet Avalanche, Silverado 1500, Suburban 1500, and GMC Yukon models
• Constructed with EPDM rubber hose and a black rubber outer sleeve for durability
• Includes stamped steel bracket and gaskets for secure installation
• Features treated steel banjo fitting (10 mm thread) and female fitting (M12 x 1.0 inside diameter)
• Overall length of 20.75 inches with flexible hose design for ease of routing

Product Features and Specifications

This Dorman brake hydraulic hose (part number H620780) is built with an EPDM rubber hose core, 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 includes a stamped steel bracket and gaskets to ensure a secure and leak-free connection. Both ends feature treated steel fittings: a banjo fitting with a 10 mm thread diameter and a female fitting with an M12 x 1.0 inside diameter, designed to match OEM specifications for a precise fit.

Compatible Vehicles and Applications

This brake hydraulic hose is compatible with a range of GM trucks and SUVs, including:

• Cadillac Escalade, Escalade ESV, Escalade EXT
• Chevrolet Avalanche, Cheyenne, Silverado 1500, Silverado 1500 LD, Suburban 1500, Tahoe
• GMC Sierra, Sierra 1500, Sierra 1500 Limited, Yukon, Yukon XL, Yukon XL 1500

Common Issues Addressed by This Brake Hose

• Brake fluid leaks caused by cracked or worn hoses
• Reduced brake responsiveness due to hose swelling or internal damage
• Corrosion or damage to fittings leading to brake fluid loss
• Vibration or noise from loose or damaged mounting brackets
• Failure of OEM hoses due to age or environmental exposure

Installation Notes and Tips

When installing the Dorman H620780 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Replace the hose along with the included gaskets to maintain a proper seal. The stamped steel bracket should be mounted firmly to prevent movement and wear. Use appropriate brake fluid and bleed the brake system thoroughly after installation to remove air and ensure optimal brake performance.

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 contaminants. This part is backed by Dorman's limited warranty, providing coverage against defects in materials and workmanship under normal use.