Dorman CM39929 Clutch Master Cylinder

Reliable Clutch Master Cylinder for Chevrolet, Oldsmobile, and Pontiac

The Dorman CM39929 clutch master cylinder is designed as a standard replacement part for select manual transmission vehicles. Engineered with a 17.79 mm bore diameter, this component ensures consistent hydraulic pressure for smooth clutch operation in Chevrolet Cavalier, Oldsmobile Achieva, and Pontiac Grand Am models.

Key Features of the Dorman CM39929 Clutch Master Cylinder

• Standard replacement grade for dependable performance
• Precision bore diameter of 17.79 mm for accurate hydraulic control
• Includes clutch master cylinder unit in package
• Compatible with Chevrolet Cavalier, Oldsmobile Achieva, Pontiac Grand Am, Corsica, and Sunbird
• Part number CM39929 for easy identification and ordering

Detailed Product Description

The Dorman CM39929 clutch master cylinder is manufactured to meet OEM specifications, providing a reliable hydraulic interface between the clutch pedal and the transmission system. The 17.79 mm bore diameter is critical for maintaining proper fluid pressure, which directly affects clutch engagement and disengagement. This part is a direct replacement for worn or damaged clutch master cylinders in manual transmission vehicles such as the Chevrolet Cavalier and Pontiac Grand Am, ensuring consistent pedal feel and clutch responsiveness.

Common Applications and Issues Addressed

• Restores proper clutch pedal pressure and travel
• Eliminates clutch slippage caused by hydraulic failure
• Resolves fluid leaks from the master cylinder
• Prevents air ingress in the hydraulic system
• Improves clutch engagement smoothness in Chevrolet, Oldsmobile, and Pontiac manual transmissions

Installation Notes and Tips

• Ensure the hydraulic system is properly bled after installation to remove air pockets
• Verify compatibility with your vehicle’s make and model before installation
• Inspect related components such as the clutch slave cylinder and hydraulic lines for wear
• Use manufacturer-recommended brake fluid to maintain system integrity

Quality Assurance and Warranty Information

Dorman manufactures the CM39929 clutch master cylinder to meet industry standards for durability and performance. This part undergoes quality control inspections to ensure fit and function. While specific warranty terms may vary, Dorman typically offers coverage against defects in materials and workmanship, providing confidence in the product’s reliability for Chevrolet, Oldsmobile, and Pontiac manual transmission applications.