Dorman H622620 Brake Hydraulic Hose - Rear Left or Rear Right

Reliable Brake Hydraulic Hose for Infiniti and Mercedes-Benz Models

The Dorman H622620 brake hydraulic hose is designed to provide dependable brake fluid transfer for select Infiniti and Mercedes-Benz vehicles. Engineered with durable materials, this flexible brake hose ensures consistent performance and safety for your braking system.

• Compatible with Infiniti QX30 and Mercedes-Benz B250, B250e, B Electric Drive, GLA45 AMG, GLA180, GLA200, and GLA250 models
• Overall length of 17.63 inches for precise fitment
• Constructed with EPDM rubber hose material and a protective rubber outer sleeve
• Equipped with treated steel fittings: female flared fitting (End 1) and male flared fitting (End 2), both with M10 x 1.0 thread diameter
• Includes a protective jacket for added durability
• Package contains one brake hydraulic hose; mounting hardware and brackets not included

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H622620) features a flexible EPDM rubber hose core that resists heat, ozone, and brake fluid degradation. The black rubber outer sleeve adds an extra layer of protection against abrasion and environmental factors. Both ends of the hose are fitted with treated steel flared fittings—female on one end and male on the other—ensuring secure connections with M10 x 1.0 thread diameters. The included jacket enhances hose longevity by shielding it from external damage. This hose is engineered specifically for select Infiniti and Mercedes-Benz models, including the QX30 and various B-Class and GLA-Class vehicles, providing a reliable replacement option that meets OEM specifications.

Applications and Common Issues Addressed

• Replacement of worn or cracked brake hydraulic hoses causing brake fluid leaks
• Resolving soft or spongy brake pedal feel due to hose deterioration
• Fixing brake fluid contamination from damaged hose outer sleeves
• Addressing brake system failure risks from compromised hose integrity
• Upgrading aging brake lines to maintain braking system safety and performance

Installation Notes and Tips

When installing the Dorman H622620 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, avoiding brake fluid spillage. Verify that the M10 x 1.0 flared fittings align correctly with the brake system ports on your Infiniti or Mercedes-Benz model. Use appropriate brake line wrenches to prevent damage to fittings during removal and installation. After installation, bleed the brake system thoroughly to remove air and restore proper brake pedal feel. Inspect the hose routing to avoid contact with moving parts or sharp edges.

Quality Assurance and Warranty Information

Dorman manufactures the H622620 brake hydraulic hose to meet or exceed industry standards for durability and performance. The use of treated steel fittings and EPDM rubber materials ensures resistance to corrosion and brake fluid exposure. While mounting hardware and brackets are not included, this hose is designed for direct replacement on compatible Infiniti and Mercedes-Benz models. Please refer to Dorman's warranty policy for specific coverage details.