Dorman H620771 Brake Hydraulic Hose - Rear Right

Reliable Brake Hydraulic Hose for Cadillac, Chevrolet, and GMC

The Dorman H620771 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Cadillac, Chevrolet, and GMC models. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your vehicle's braking system.

• Compatible with Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Suburban 1500, Tahoe, and GMC Yukon, Yukon XL 1500
• Constructed with EPDM rubber hose material and a black rubber outer sleeve for durability
• Features treated steel fittings: banjo fitting on one end and female fitting on the other
• Includes necessary gaskets for proper sealing
• Overall length of 12.25 inches with 11.25 inches on axis 1 for precise fitment

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H620771) 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 an M10 x 1.0 inside diameter—ensuring secure connections within the brake system. The included gaskets help maintain a leak-free seal during installation.

Compatible Vehicles and Applications

This brake hose is specifically designed for use on the following vehicles: Cadillac Escalade, Escalade ESV, Escalade EXT; Chevrolet Avalanche, Suburban 1500, Tahoe; and GMC Yukon, Yukon XL 1500. The flexible hose design accommodates suspension movement while maintaining brake fluid integrity, making it suitable for these full-size SUVs and trucks.

Common Issues Addressed by This Brake Hose

• Brake fluid leaks caused by cracked or worn hoses
• Reduced braking performance due to hose swelling or internal damage
• Corrosion or damage to fittings leading to fluid loss
• Brake line failure from abrasion or environmental exposure
• Replacement of original equipment worn brake hydraulic hoses

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Use the included gaskets to prevent leaks at fitting connections
• Do not reuse old mounting hardware or brackets; this hose does not include mounting hardware or brackets
• Bleed the brake system thoroughly after installation to remove air
• Verify hose length and fitting types match your vehicle’s specifications before installation

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM standards for fit, form, and function. The EPDM rubber hose and treated steel fittings are designed for durability and corrosion resistance. This part is backed by Dorman’s limited warranty, providing coverage against defects in materials and workmanship for a specified period. Refer to Dorman’s warranty policy for detailed terms.