Wagner Brake BH124746 Brake Hydraulic Hose - Rear

Rear Brake Hydraulic Hose for OE-Style Repair

Wagner Brake BH124746 is a rear brake hydraulic hose for select Buick, Chevrolet, Oldsmobile, and Pontiac applications. It is built to support brake system repair with an OE-design approach for passenger cars, light trucks, SUVs, and vans.

Compatible with 1990-1992 Oldsmobile Cutlass Supreme, rear; 1991-1992 Chevrolet Lumina, rear; 1991-1992 Pontiac Grand Prix, rear; and 1991-1992 Buick Regal, rear. This part number, BH124746, is also used in cross-reference listings for the same application.

Key Features

• Rear brake hydraulic hose for hydraulic brake system service
• OE-style design for direct replacement use
• Coverage for foreign and domestic vehicle applications
• Application-specific fitment for select GM rear brake locations
• Cross-references to common aftermarket part numbers for the same use case

Detailed Description

Wagner Brake BH124746 is engineered as a replacement brake hose for rear axle brake plumbing on select GM platforms. It serves vehicles including the Buick Regal, Chevrolet Lumina, Oldsmobile Cutlass Supreme, and Pontiac Grand Prix, with one Buick Regal application noted from chassis #00001. For shoppers searching for a rear brake hose for 1991-1992 Chevrolet Lumina or a brake hydraulic hose for 1990-1992 Oldsmobile Cutlass Supreme, this part number provides a direct match by vehicle and position.

This part cross-references Dorman - First Stop H38907 and Raybestos Brakes BH38907 for the same application.

Common Repair Uses

• Replacing a leaking rear brake hose
• Restoring brake fluid flow to the rear brakes
• Addressing cracked, swollen, or corroded hydraulic hose sections
• Correcting soft or inconsistent brake pedal response caused by hose wear
• Repairing brake line service issues on rear GM brake circuits

Installation Notes and Tips

Verify year, make, model, and rear position before ordering. Match the chassis note for the 1991 Buick Regal application, which applies from chassis #00001. Inspect adjoining brake lines, fittings, and mounting points for corrosion or damage before installation, and bleed the brake system after hose replacement according to service procedures.

Quality Assurance

Wagner Brake hydraulics are built with an OE-design focus to support aftermarket brake repair across a wide range of passenger vehicles and light-duty applications.