Dorman H621146 Brake Hydraulic Hose

Reliable Brake Hydraulic Hose for Mercedes-Benz G-Class Models

The Dorman H621146 brake hydraulic hose is designed specifically for Mercedes-Benz G55 AMG, G500, G550, and G550 4x4 vehicles. Engineered to provide dependable brake fluid transfer, this flexible hose ensures consistent braking performance under various driving conditions.

• Compatible with Mercedes-Benz G55 AMG, G500, G550, and G550 4x4
• Durable EPDM rubber hose material with black outer sleeve
• Flexible hose design for ease of installation and reliable fluid flow
• Treated steel fittings: male end with 10 mm thread diameter and female end M10 x 1.0 inside diameter
• Overall length of 9.75 inches for precise fitment
• No mounting hardware, brackets, gaskets, or jackets included

Durable Construction and Precise Fitment

The Dorman H621146 brake hydraulic hose features a robust EPDM rubber hose material with a black rubber outer sleeve that resists wear and environmental damage. Both ends are equipped with treated steel fittings—male on one end and female on the other—ensuring secure connections to the brake system. The hose’s flexible design accommodates vehicle movement and vibration, maintaining brake fluid integrity. With an overall length of 9.75 inches, this hose is tailored for direct replacement on select Mercedes-Benz G-Class models, including the G55 AMG, G500, G550, and G550 4x4.

Common Applications and Problem Resolution

• Replacement for worn or cracked brake hydraulic hoses causing fluid leaks
• Restores proper brake fluid pressure and pedal feel
• Eliminates brake drag or spongy brake pedal issues related to hose damage
• Prevents contamination and moisture ingress in brake lines
• Ensures safe and reliable braking performance on Mercedes-Benz G-Class vehicles

Installation Notes and Tips

When installing the Dorman H621146 brake hydraulic hose, ensure the vehicle is securely lifted and supported. Carefully remove the old hose, avoiding damage to surrounding components. Verify that the treated steel fittings match the brake line connections on your Mercedes-Benz G55 AMG, G500, G550, or G550 4x4. Use appropriate brake fluid and bleed the brake system thoroughly after installation to remove air and maintain optimal braking function. Note that mounting hardware, brackets, and seals are not included and may need to be reused or replaced separately.

Quality Assurance and Warranty

Dorman manufactures the H621146 brake hydraulic hose to meet or exceed OEM specifications for durability and performance. The use of treated steel fittings and EPDM rubber materials ensures resistance to corrosion and heat. This part is backed by Dorman’s standard warranty coverage, providing confidence in its reliability and fitment for Mercedes-Benz G-Class brake systems.