Description
New Brake Master Cylinder 1-3/4-inch bore size FE57577 FD57529 FD57576
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-3/4-inch bore size (Essential for high-volume hydraulic displacement)
- Outlet Size: 1/2″-20 INV (Standard inverted flare thread for secure line connection)
- Application: Heavy-duty industrial machinery and large-scale fleet vehicles.
- Companion Repair Kit: 469MK (View Compatible Kit)
Verified Casting & Part Numbers
Matching your existing casting number is the most reliable method to ensure correct fitment. This unit replaces:
- FE57577
- FD57529
- FD57576
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: The 1-3/4-inch bore size is a high-volume specification. When installing the M3623024, ensure your pushrod alignment is perfectly centered to prevent side-loading the internal seals. In industrial applications, pushrod misalignment is a frequent cause of premature seal failure. Always perform a thorough bench bleed before installation to ensure all air is removed from the cylinder galleries to maintain a firm pedal feel.
âš CRITICAL: Verify Specifications
To ensure safety, verify that this master cylinder’s 1-3/4-inch bore size and 1/2″-20 INV outlet thread size match your existing unit exactly before purchasing. Proper hydraulic displacement is vital for braking performance.
