Dorman - First Stop Brake Hydraulic Hose P/N:H620455
Give your rear brakes a dependable, flexible fluid connection with this Dorman brake hydraulic hose, Dorman - First Stop part number H621542. It fits many vehicles, including the 2004-2006 Chevrolet Silverado 1500, 2004-2006 GMC Sierra 1500 and 1999-2007 Chevrolet Silverado 2500. It is cataloged for both the rear left and rear right positions. See the Buyer's Guide tab for the full list.
A brake hose is the flexible section of the hydraulic system. It carries pressurized brake fluid between the rigid brake lines and the brake components and flexes as the suspension moves. Dorman designed this hose to be installed as part of a complete brake repair:
Signs a brake hose may need replacing include cracks, bulges or chafing on the outer cover, fluid seeping at a fitting, or a soft, spongy pedal. If a worn hose is the cause, this part replaces it. Bleed the brake system after installation, and follow the vehicle service information for fitting torque.
Interchange: 176-1410 · 150.66337 · 350-47383
1761410 · 15066337 · 35047383 · 15125376 · 18J4315 · 611445 · 10394605 · 15102356 · 15749768 · 15884693 · 15884694 · 22163616 · 22163882 · 2204410 · BH142140 · F142140
This part cross-references / interchanges with the following part numbers:
What does this brake hydraulic hose do?
It is the flexible part of the brake hydraulic system. It carries pressurized brake fluid between the rigid brake lines and the brake components while allowing for suspension movement.
Which position does H621542 fit?
It is cataloged for both the rear left and rear right positions on the listed applications.
What is the hose made of?
Dorman makes it with EPDM rubber and specially coated, corrosion-resistant fittings. Its materials are tested to government-regulated safety and durability standards.
Does it fit a 2004-2006 Chevrolet Silverado 1500 or GMC Sierra 1500?
Yes, both are listed applications, in the rear left and rear right positions. The Buyer's Guide tab shows every listed vehicle.
What are signs a brake hose may need replacing?
Cracked, bulging or chafed rubber, fluid seeping at a fitting, or a soft, spongy pedal may indicate a worn hose. Inspect the brake system to confirm the cause before replacing parts.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.