Dorman CM640104 Clutch Master Cylinder

Overview of Dorman Clutch Master Cylinder for Toyota Tacoma

The Dorman CM640104 clutch master cylinder is designed specifically for manual transmission systems in Toyota Tacoma models. Constructed with durable plastic material and featuring a metallic finish, this component ensures reliable clutch operation and smooth shifting performance.

• Material: Plastic for corrosion resistance and durability
• Bore Diameter: 0.75 inches for precise hydraulic pressure
• Outlet Thread Size: M10 x 1.0 for secure hydraulic line connection
• Port Thread Diameter: 10 mm for compatibility with OEM fittings
• Color/Finish: Metallic for enhanced wear resistance
• Item Grade: Standard replacement quality meeting OEM specifications
• Package Contents: Includes one clutch master cylinder

Detailed Product Description

The Dorman CM640104 clutch master cylinder is engineered to restore proper clutch function in Toyota Tacoma vehicles equipped with manual transmissions. Its plastic construction offers resistance to corrosion and wear, while the metallic finish adds an extra layer of protection against environmental factors. The 0.75-inch bore diameter is calibrated to deliver consistent hydraulic pressure, ensuring smooth clutch engagement and disengagement. Thread sizes, including the M10 x 1.0 outlet and 10 mm port diameter, are designed to match factory specifications for straightforward installation and reliable sealing.

Compatible Vehicles and Applications

This clutch master cylinder is compatible with Toyota Tacoma models requiring a manual transmission component replacement. The part number CM640104 corresponds directly to the OEM specifications for these vehicles, making it a suitable choice for technicians and DIY mechanics addressing clutch hydraulic system issues.

Common Issues Addressed by This Clutch Master Cylinder

• Difficulty in shifting gears due to hydraulic pressure loss
• Clutch pedal feels spongy or sinks to the floor
• Fluid leaks from the master cylinder causing clutch failure
• Inconsistent clutch engagement or disengagement
• Air entering the hydraulic system leading to poor clutch response

Installation Notes and Tips

When installing the Dorman CM640104 clutch master cylinder on a Toyota Tacoma, ensure the hydraulic lines are properly connected to the M10 x 1.0 outlet thread and 10 mm port thread. Bleed the clutch hydraulic system thoroughly to remove any air pockets for optimal pedal feel. Verify the bore diameter compatibility with the vehicle’s clutch system to maintain correct hydraulic pressure. Use OEM or equivalent quality brake fluid as specified by the vehicle manufacturer.

Quality Assurance and Warranty

Dorman provides this clutch master cylinder as a standard replacement part manufactured to meet or exceed OEM standards. The product undergoes quality control inspections to ensure fit, form, and function. Warranty coverage details should be confirmed at the point of purchase, typically including protection against defects in material and workmanship.