Description
New Clutch Master Cylinder 1-1/16-inch bore size FF89193 CM101210
Bexar Pro Components: Heavy-Duty Reliability for Fleet & Industry.
Key Specifications & Expert Features
- Bore Diameter: 1-1/16-inch bore size (Critical for precise pressure calibration)
- Application: Suitable for medium-duty trucks, heavy-duty fleets, and industrial machinery.
- Durability: Features a precision-honed bore to resist internal wear and maximize seal life.
- Repair Kit: N/A (No rebuild kit available; full unit replacement required to ensure system integrity)
Verified Casting & Part Numbers
Matching your existing casting number is the most reliable method to ensure correct fitment. This unit replaces:
- FF89193
- CM101210
- F101210
Expert Installation & Field Note
Based on our shop experience specializing in heavy-duty brakes since 1985: When installing the CM101210, ensure the pushrod alignment is perfectly centered to prevent side-loading the internal seals. Improper pushrod alignment is the leading cause of premature seal failure in heavy-duty applications. We recommend bench bleeding the unit before final installation to purge all air from the 1-1/16-inch bore galleries, ensuring a firm, consistent pedal feel from the first shift.
⚠ CRITICAL: Verify Specifications
To ensure safety and proper clutch travel, verify that this master cylinder’s 1-1/16-inch bore size matches your existing unit exactly. Improper sizing will result in incomplete clutch release or excessive pedal effort in both automotive and industrial hydraulic systems.
