New Brake Master Cylinder 1-inch bore size FE49360 75 616397
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-inch bore size (Critical for accurate pressure calibration)
- Outlet Size: 7/16-24 INV (Standard thread for direct line connection)
- Application: Medium-duty trucks and heavy industrial equipment.
- Companion Repair Kit: 234MK (View Compatible Kit)
- Threaded Rod Version: See M4921283
Verified Casting & Part Numbers
Matching your existing casting number is the most reliable method to ensure correct fitment. This unit replaces:
- FE49360
- 75
- 616397
- 5460917
- 29819C
- FE40615
- B-238C
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: Whether installing on a classic vehicle or a piece of industrial equipment, ensure the linkage alignment is perfectly centered. Improper installation is the leading cause of spongy brake pedal feel due to premature seal damage. Our master cylinder features a specially honed bore to resist wear, ensuring your new seals last longer when paired with proper installation and a complete system flush using fresh fluid.
⚠ CRITICAL: Verify Specifications
To ensure safety, verify that this master cylinder’s 1-inch bore size and 7/16-24 INV outlet match your existing unit exactly before purchasing. Accurate hydraulic displacement is essential for proper braking function.














