Dorman H35021 Brake Hydraulic Hose - Rear Left or Rear Right

Brake Hose for Select GMC and Oldsmobile Applications

Dorman H35021 is a brake hydraulic hose built for specific rear left and rear right positions on select vehicles. It is engineered to match the original hose’s fit, function, and performance, with EPDM rubber construction and treated steel end fittings for a direct replacement in a complete brake repair.

Key Features

• Brake hydraulic hose for select rear brake positions
• Black EPDM rubber hose material for flexible routing
• Treated steel male and female end fittings
• Overall length: 20 in.
• Single hose package contents
• Dorman H35021 replacement part number

Detailed Description

This Dorman brake hose is a flexible hydraulic line made for specific rear left and rear right brake locations on 1964-1965 GMC G1000 Series and G1500 models, plus 1961 Oldsmobile Starfire applications. It uses a 7/16 in-24 male fitting on one end and a 3/8 in-24 female fitting on the other, helping maintain the original connection style for the vehicle’s brake system. The black rubber outer sleeve and EPDM rubber hose construction are selected for durability in demanding brake service. Dorman H35021 is also cross-referenced to Raybestos Brakes BH35021 for the same application.

Vehicle Fitment

• Fits 1965 GMC G1000 Series, rear left, to 6/65.
• Fits 1965 GMC G1000 Series, rear right, to 6/65.
• Fits 1965 GMC G1500, rear left, to 6/65.
• Fits 1965 GMC G1500, rear right, to 6/65.
• Fits 1964 GMC G1000 Series, rear left.
• Fits 1964 GMC G1000 Series, rear right.
• Fits 1964 GMC G1500, rear left.
• Fits 1964 GMC G1500, rear right.
• Fits 1961 Oldsmobile Starfire, rear left.
• Fits 1961 Oldsmobile Starfire, rear right.

Common Repair Uses

• Replacing a cracked, swollen, or leaking brake hose
• Restoring proper hydraulic pressure to rear brakes
• Correcting soft or inconsistent brake pedal response caused by hose wear
• Replacing a corroded or damaged original hose fitting
• Completing brake service on a 1964-1965 GMC G1000 Series, GMC G1500, or 1961 Oldsmobile Starfire

Installation Notes and Tips

Verify the rear left or rear right position before ordering, since this hose is position-specific. Confirm the end fitting sizes and overall length against the original hose before installation. Mounting hardware, brackets, and seals are not included, so reuse or source the required components separately as needed.

Quality Assurance

Dorman engineers this brake hydraulic hose to match the original part’s fit, function, and performance on the listed vehicles and positions. The design focuses on proper brake-system serviceability and long-lasting durability in a direct replacement format.