NEW Clutch Slave Cylinder 1-inch bore size – Replaces FD27009 / 29381-C ABC Dynamics: Precision Parts for Uncompromising Performance. Ensure reliable, consistent clutch actuation in your heavy-duty industrial equipment or commercial automotive fleet with this brand new Clutch Slave Cylinder from ABC Dynamics. Engineered with a precise 1-inch bore size for optimal fluid volume, this unit is a robust, direct replacement for popular casting numbers like FD27009 and 29381-C. Trust ABC Dynamics for the quality and reliability your application demands. Key Specifications & Expert Features * Condition: NEW Clutch Slave Cylinder (Non-Remanufactured) for maximum durability. * Bore Size: 1-inch bore size (Critical for optimal hydraulic performance and consistent pedal feel). * Port Configuration: Single Port design. * Primary Line Thread: 7/16" x 24 thread size (Standard connection point). * Application Balance: Engineered for high-pressure hydraulic systems in both heavy-duty truck and specialized industrial clutch applications. Verified Casting & Part Numbers This slave cylinder is a confirmed replacement for the following casting and part numbers. Matching your existing number to the list below ensures you get the right part every time: 643, 29381-C, FD27009, 618772. Expert Note: Clutch System Integrity Experience Tip: Hydraulic clutch performance relies on a clean, sealed system. Always inspect your clutch master cylinder and hydraulic line for leaks or contamination. Bleed the system thoroughly with new, recommended fluid to guarantee the maximum lifespan of your new FD27009 slave cylinder. ⚠️ Please Read Before Purchasing: * This slave cylinder requires a 1-inch bore size and uses a 7/16" x 24 primary port thread. * This component is designed exclusively for hydraulic clutch systems. * Please verify your vehicle's specifications before purchasing, as this is NOT a universal component. ABC Dynamics Part Number / SKU: 7346750