Dorman H621660 Brake Hydraulic Hose - Front Left or Front Right

Dorman H621660 Brake Hydraulic Hose

The Dorman H621660 brake hydraulic hose is a direct-fit replacement for specific Chevrolet Cobalt and Chevrolet HHR front brake positions. Built with EPDM rubber and treated steel fittings, it is engineered to match the original hose’s fit, function, and performance for a complete brake repair.

• Brake hydraulic hose for front left and front right positions
• Fits 2008-2010 Chevrolet Cobalt, front left
• Fits 2008-2010 Chevrolet Cobalt, front right
• Fits 2008-2010 Chevrolet HHR, front left
• Fits 2008-2010 Chevrolet HHR, front right
• Black flexible hose with rubber outer sleeve and EPDM rubber hose material
• Treated steel banjo fitting on end 1 and treated steel female fitting on end 2
• Includes gasket or seal; package contents: 1 brake hose and gaskets

Fitment and Construction

This Dorman brake hose, part number H621660, is built as a flexible hose with a 13.6-inch overall length and a jacket included for added protection. The hose uses a 10 mm banjo connection on one end and an M10 x 1.0 female fitting on the other, making it a precise OE-style replacement for the listed Chevrolet Cobalt and Chevrolet HHR front brake applications. Part number H621660 also cross-references Raybestos Brakes BH383457 for the same application.

Common Repair Uses

• Leaking or cracked front brake hose
• Soft or inconsistent brake pedal feel caused by hose deterioration
• Brake fluid seepage at the hose connection points
• Corrosion or wear at the original hose fittings
• Restoring proper hydraulic flow to the front brakes

Installation Notes

Replace the hose only on the confirmed front left or front right position listed for your vehicle. Inspect the mating brake components, sealing surfaces, and routing points before installation, and use new gaskets as supplied. Verify the banjo and M10 x 1.0 connections are seated correctly and confirm there is no twist or interference in the hose after installation.

Quality Assurance

Dorman engineers this brake hydraulic hose to match the original hose’s fit, function, and performance on the specified vehicles and positions. The design focuses on long-lasting durability as part of a complete brake repair. Part number H621660 is also listed with interchange references including Centric Parts 150.62157 and Raybestos Brakes BH383457.