Dorman CM126856 Clutch Master Cylinder

Name: Dorman CM126856 Clutch Master Cylinder
Brand: Dorman
SKU: BKKX-CM126856
Price: 78.88 USD
Availability: InStock

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⚙️ 88 vehicles fit this part

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✅OE Direct Replacement — Bolt-on fit, no modifications needed

🚗Fitment: Chevrolet and GMC, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Tahoe, Yukon, and Blazer

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Overview of Dorman Clutch Master Cylinder CM126856

The Dorman Clutch Master Cylinder CM126856 is designed as a standard replacement part for manual transmission systems. Engineered with an 18mm bore diameter, this clutch master cylinder is compatible with a range of Chevrolet and GMC trucks and SUVs, providing reliable hydraulic clutch operation.

Standard replacement grade for dependable performance
18mm bore diameter for precise hydraulic pressure
Includes clutch master cylinder unit in package
Compatible with Chevrolet and GMC models including Blazer, C1500, K1500, Tahoe, Yukon, and more
Part number CM126856 for accurate identification and fitment

Detailed Product Description

The Dorman CM126856 clutch master cylinder is manufactured to meet OEM specifications, ensuring consistent clutch engagement and disengagement. The 18mm bore diameter is critical for maintaining proper hydraulic pressure within the clutch system, which directly affects pedal feel and transmission shifting. This component is a direct replacement for worn or damaged clutch master cylinders on Chevrolet and GMC vehicles such as the Blazer, C1500 Suburban, K2500 Suburban, Tahoe, and Yukon models. Using the correct part number CM126856 guarantees compatibility and helps maintain the integrity of the manual transmission system.

Common Applications and Issues Addressed

Restores hydraulic pressure for smooth clutch operation
Eliminates clutch pedal sponginess or sinking
Prevents clutch fluid leaks that cause engagement problems
Resolves difficulty in shifting gears due to master cylinder failure
Replaces worn or damaged clutch master cylinder components

Installation Notes and Tips

Installation of the Dorman CM126856 clutch master cylinder requires basic mechanical skills and tools. It is important to properly bleed the clutch hydraulic system after installation to remove air and ensure optimal pedal response. Verify the bore diameter matches the original component to maintain system integrity. Always check for leaks and test clutch engagement before driving.

Quality Assurance and Warranty

Dorman manufactures the CM126856 clutch master cylinder to meet industry standards for durability and performance. This part is backed by Dorman's quality assurance processes to provide a reliable replacement option. Please refer to Dorman's warranty policy for specific coverage details related to this clutch master cylinder.

Brand	Dorman
Part Number	CM126856
Bore Diameter	18
Item Grade	Standard Replacement
Package Contents	Clutch Master Cylinder

This part fits 88 vehicles. Search below:

Year	Make	Model	Position	Notes
1995	Chevrolet	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	Chevrolet	Tahoe	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1995	GMC	Yukon	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	Blazer	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	Chevrolet	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1994	GMC	Yukon	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	Blazer	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	Chevrolet	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1993	GMC	Yukon	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	Blazer	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	Chevrolet	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	C1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	C1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	C2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	C2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	C3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	K1500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	K1500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	K2500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	K2500 Suburban	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	K3500	N/A	Clutch Master Cylinder fits 18 mm bore size.
1992	GMC	Yukon	N/A	Clutch Master Cylinder fits 18 mm bore size.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

1237558813118136.6600918M220023-44001350042CM126856CM1287CMA350042LMC129M0435M903226Q-86001SH5101

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.