Dorman - First Stop Drum Brake Wheel Cylinder for 1980-1987 Buick Chevrolet Oldsmobile Pontiac W37531

Drum Brake Wheel Cylinder for 1980-1987 Buick Chevrolet Oldsmobile Pontiac from Dorman - First Stop replaces the original wheel cylinder to restore reliable braking performance.

Manufactured and tested for quality assurance, this direct replacement drum brake wheel cylinder matches the fit, function and performance of the OEM unit.

Key Features

• Direct replacement for original drum brake wheel cylinder
• Engineered to match fit, function and performance of OEM unit
• Manufactured and tested for quality assurance
• Wheel cylinder bores surface-tested for optimum sealing surface
• Dimensions: 4.1in x 2.5in x 2.3in; weight 0.8lbs
• Part number W37531

Benefits

• Restores reliable braking performance
• Reduces risk of brake failure or uneven wear
• Easy to install as direct fit replacement
• Provides peace of mind with proven quality testing
• Keeps vehicle operating safely and efficiently

Application

This part is for owners of 1980‑1987 Buick, Chevrolet, Oldsmobile, and Pontiac models who need to replace a worn or damaged drum brake wheel cylinder. Common real-world use cases include routine maintenance, repair after accidents, or upgrading to maintain OEM performance.

Fitment Notes

• Fits 1980-1987 Buick Chevrolet Oldsmobile Pontiac

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

• Includes 1 wheel cylinder

Item Dimensions

• 4.1in x 2.5in x 2.3in; weight 0.8lbs