Dorman - First Stop Drum Brake Wheel Cylinder for 2003-86 General Motors W37677

Drum brake wheel cylinder for 2003-86 General Motors by Dorman - First Stop replaces the original wheel cylinder on specific vehicles.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Direct replacement matching fit, function and performance of OEM wheel cylinder
• Engineered to match the fit, function and performance of the original wheel cylinder on particular vehicles
• Manufactured and tested for quality assurance
• Wheel cylinder bores surface-tested to ensure an optimum sealing surface for the pressure cups

Benefits

• Ensures proper braking performance comparable to OEM specifications
• Reduces risk of leaks and brake fluid loss
• Easy installation as a direct-fit replacement
• Maintains OEM reliability and safety standards

Application

This part is ideal for owners of 2003-86 General Motors vehicles needing a drum brake wheel cylinder replacement to restore braking efficiency.

Fitment Notes

• 2003-86 General Motors

Why Choose Dorman - First Stop?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 1 PC

Item Dimensions

• 2.9in x 2.4in x 4.1in, 1.2lbs