New Brake Master Cylinder 1-1/4-inch bore size FD4570 4570 4570C
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Restore your braking system to peak performance with the M457266 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 specialized automotive systems.
Key Specifications & Expert Features
- Bore Diameter: 1-1/4-inch bore size (Essential for pressure calibration)
- Outlet Size: 1/2-20 INV (Standard thread for direct line connection)
- Application: Heavy-duty automotive and industrial machinery.
- Companion Repair Kit: 1MK (View Compatible Kit)
Verified Casting & Part Numbers
Matching your existing part number is the most reliable method to ensure correct fitment. This unit replaces:
- FD4570
- 4570
- 4570C
- 32
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. 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 1/2-20 INV outlet match your existing unit before purchasing.
| Weight | 5 lbs |
|---|---|
| Dimensions | 8 × 6 × 4 in |
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