Dorman - First Stop Brake Master Cylinder for Chevrolet 1978-75 1971-67 GMC 1978-75 1971-67 M64885

Brake Master Cylinder for 1978-75 Chevrolet and 1971-67 Chevrolet, 1978-75 GMC and 1971-67 GMC by Dorman - First Stop replaces the original master cylinder on these vehicles.

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

Key Features

• Precision-engineered to match the design, function, and performance of the original master cylinder
• Made of new high-quality materials for a safe, durable replacement
• Strict specifications meet rigorous SAE International standards

Benefits

• Ensures safe and reliable braking performance
• Restores vehicle’s original brake feel and responsiveness
• Provides confidence in daily driving with a durable component
• Reduces the risk of repeat repairs by matching OEM quality

Application

This part is for owners of older Chevrolet and GMC trucks needing a master cylinder replacement to restore proper brake function.

Fitment Notes

• Chevrolet 1978-75, 1971-67
• GMC 1978-75, 1971-67

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

• 9.5in x 6.9in x 4.3in, 6.6lbs