Dorman H622278 Brake Hydraulic Hose - Front Left Outer

Reliable Brake Hydraulic Hose for Ram 2500 and 3500

The Dorman H622278 brake hydraulic hose is designed specifically for Ram 2500 and 3500 models, providing a durable and flexible connection within your vehicle's braking system. Engineered with quality materials, this brake hose ensures consistent performance and safety under demanding conditions.

• Compatible with Ram 2500 and 3500 models
• Flexible hose constructed from EPDM rubber for durability
• Black outer sleeve made of rubber for protection
• Includes gaskets for secure sealing
• End fittings made of treated steel with banjo and female types
• Overall length of 16.1 inches with 13.37 inches axis length
• Mounting hole and threaded attachment types for easy installation

Durable Construction and Precise Fitment

This Dorman brake hydraulic hose (part number H622278) features a flexible EPDM rubber hose material 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 equipped with treated steel fittings: a banjo fitting with a 10 mm thread diameter on one end and a female fitting with M10 x 1.0 inside diameter on the other. The hose includes gaskets to ensure a leak-free connection. Although mounting hardware and brackets are not included, the hose is designed with a stamped steel bracket material and mounting hole attachment for secure placement within the brake system.

Applications and Common Issues Addressed

• Replacement of worn or cracked brake hydraulic hoses on Ram 2500 and 3500
• Resolving brake fluid leaks caused by damaged fittings or seals
• Improving brake system reliability by upgrading to a flexible, durable hose
• Addressing brake pressure loss due to hose deterioration
• Ensuring proper brake fluid flow with correctly sized fittings and hose length

Installation Notes and Tips

When installing the Dorman H622278 brake hydraulic hose, ensure the vehicle is safely lifted and supported. Remove the old hose carefully to avoid brake fluid spillage. Use the included gaskets to create a secure seal at both fittings. Verify that the banjo and female fittings align correctly with the brake system components. Bleed the brake system thoroughly after installation to remove any air and restore proper brake function. Note that mounting hardware and brackets are not included, so retain or replace existing components as needed.

Quality Assurance and Warranty

Dorman manufactures this brake hydraulic hose to meet or exceed OEM specifications for Ram 2500 and 3500 vehicles. The use of treated steel fittings and EPDM rubber hose material ensures resistance to corrosion and wear. This part number H622278 is backed by Dorman's quality standards, providing reliable performance in demanding braking applications. Please refer to Dorman's warranty policy for specific coverage details.