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Dorman - First Stop Clutch Master Cylinder P/N:CM126856
$90.99
Keep your manual transmission's hydraulic clutch operating the way it should with the Dorman - First Stop Clutch Master Cylinder CM126856. It drops in as a direct-fit replacement for 1992-1995 Chevrolet and GMC C1500, C2500, C3500, C3500HD, K1500, K2500, K3500 and 1500/2500 Suburban trucks, plus the 1992-1994 Chevrolet Blazer and the 1995 Chevrolet Tahoe — with V6-4.3L, V8-5.0L, V8-5.7L, V8-6.2L, V8-6.5L and V8-7.4L engines. See the Buyer's Guide tab for the full list of applications.
- Direct replacement: built to match the original clutch master cylinder used in the listed vehicles.
- Reverse-engineered design: developed from the original equipment to install and operate reliably.
- Durable materials: includes high-grade rubber components compatible with standard brake fluid.
- Quality checked: backed by a team of engineers and quality control experts in the United States.
The clutch master cylinder converts clutch-pedal effort into hydraulic pressure, sending fluid to the slave cylinder to disengage the clutch for shifting. This unit has an 18 mm inside diameter. If a leaking or malfunctioning clutch master cylinder is the cause of a soft, sinking, or unresponsive clutch pedal, this direct replacement addresses it — diagnose the cause before replacing. Country of origin: China.
Manufacturer part number CM126856.
Frequently Asked Questions
What does this clutch master cylinder do?
It converts clutch-pedal effort into hydraulic pressure and sends fluid to the slave cylinder to disengage the clutch, allowing you to shift a manual transmission.
What vehicles does the CM126856 fit?
It's a direct-fit replacement for 1992-1995 Chevrolet and GMC C/K 1500-3500 trucks and Suburbans, plus the 1992-1994 Blazer and the 1995 Tahoe. Check the Buyer's Guide tab to confirm your exact year and engine.
What fluid is it compatible with?
It includes high-grade rubber components compatible with standard brake fluid. Follow your vehicle's service information for the correct fluid specification and bleeding procedure.
What is the bore size?
This clutch master cylinder has an 18 mm inside diameter.
What are signs it may need replacing?
A soft, spongy, or slowly sinking clutch pedal, trouble shifting, or fluid leakage near the cylinder may indicate a failing clutch master cylinder. Diagnose the cause before replacing.
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Dorman - First Stop Clutch Master Cylinder P/N:CM126856
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