New Dual Port Brake & Clutch Master Cylinder 1-1/4-inch bore size – (5462223 Casting)
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Ensure your hydraulic system is operating at peak performance with the M1908974 Dual Port Master Cylinder from Bexar Pro Components. Engineered with a precision 1-1/4-inch bore and high-grade materials, this unit is built for the rugged demands of heavy-duty fleet reliability, making it the ideal solution for both industrial equipment and automotive applications.
Key Specifications & Expert Features
- Bore Diameter: 1-1/4-inch bore size (Essential for pressure calibration)
- Outlet Size: 7/16″-24 INV (Standard thread for direct line connection)
- Application: Suitable for both Brake and Clutch hydraulic systems.
- Equipment Use: Designed for medium-duty trucks, specialty automobiles, and industrial machinery.
Verified Casting & Part Numbers
Matching your existing part number is the most reliable method to ensure correct fitment. This unit replaces:
- 5462223
- 618746
- 29788-C
- 29788
- 3773856
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: Improper pushrod alignment is the leading cause of “spongy” pedal feel or premature seal failure. When installing on industrial equipment, ensure total linkage alignment to prevent side-loading and maximize cylinder life.
⚠ CRITICAL: Verify Specifications
To ensure safety, verify that this master cylinder’s 1-1/4-inch bore size and 7/16″-24 INV outlet match your existing unit before purchasing.











