Dorman H620800 Brake Hydraulic Hose - Rear Left

Dorman H620800 Brake Hydraulic Hose

This Dorman brake hydraulic hose is engineered to match the fit, function, and performance of the original hose on specific vehicles and positions. It is a direct replacement for the rear left brake line on the 2006-2011 Cadillac DTS with RPO Code J55 heavy duty power brakes.

Built with EPDM rubber, a black plastic outer sleeve, and treated steel fittings, the H620800 is made for dependable brake fluid transfer in a flexible hose design. The included gasket or seal supports a complete brake repair on the Cadillac DTS rear left brake circuit.

Key Features

• Direct replacement brake hydraulic hose for specific Cadillac DTS applications
• Fits 2006-2011 Cadillac DTS, rear left, with RPO Code J55 (Heavy Duty Power Brakes)
• EPDM rubber hose construction with a protective plastic outer sleeve
• Treated steel banjo and female fittings for secure connection points
• Black finish for OE-style appearance
• Gasket or seal included; mounting hardware and bracket not included
• Overall length: 9.88 in.; axis 1 length: 8.94 in.

Detailed Description

The Dorman H620800 brake hose is precision-engineered for the rear left position on the 2006-2011 Cadillac DTS equipped with RPO Code J55 heavy duty power brakes. Its flexible hose construction, EPDM rubber material, and treated steel end fittings are selected to match the original hose layout and connection style for this application. If you are replacing a worn or leaking Cadillac DTS brake hose, this part number provides the correct fitment for the specified vehicle and position.

This part cross-references Centric Parts 150.62430 for the same application. The Dorman H620800 also cross-references Raybestos Brakes BH383009.

Common Repair Uses

• Brake fluid seepage at the rear left hose connection
• Cracked, swollen, or aged rubber brake hose material
• Soft or inconsistent brake pedal feel caused by hose deterioration
• Corrosion or wear at the hose end fittings
• Restoring proper hydraulic flow in the rear brake circuit

Installation Notes and Tips

Verify the vehicle is a 2006-2011 Cadillac DTS with RPO Code J55 before ordering. Confirm the rear left hose routing, fitting style, and thread size match the original part before installation. Because mounting hardware and bracket are not included, inspect the existing hardware and retaining points during service. After installation, bleed the brake system according to factory procedure and check all connections for leaks.

Quality Assurance

Dorman manufactures this brake hydraulic hose as a direct-fit replacement for the original equipment hose on the listed Cadillac DTS application. The design focuses on correct fitment, proper function, and durable service in a critical brake system location.