Master Cylinder Repair Kit 1MK – Fits M1402121 / M54484 Bexar Pro Components: Heavy-Duty Reliability for the Long Haul. Maintain your braking system with this brand new **Master Cylinder Repair Kit (1MK)** from **Bexar Pro**. Engineered for high-performance durability, this kit is balanced for both **industrial equipment** and **automotive** applications, focusing on heavy-duty fleet reliability. Key Specifications Condition: NEW Repair Kit Warranty: No warranty on kits Application: Suitable for medium/heavy-duty trucks and industrial hydraulic units Verified Part Number Compatibility This kit is a confirmed fit for the following brake master cylinder part numbers: M1402121 M54484 M68105 M457266 M276514 Expert Installation & Field Note Based on our shop experience specializing in heavy-duty brakes since 1985, ensure the cylinder bore is free of pitting and verify pushrod alignment during assembly. Cleanliness is critical to prevent premature internal cup damage. CRITICAL: Verify Specifications Components may differ from the photo due to manufacturer updates. Always verify kit contents against your specific unit requirements before assembly. SKU: 1MK 1MK
