HomeEngine > Cylinder Block ComponentsSealed Power 7256MA Engine Crankshaft Main Bearing Set
Part #: 7256MA

Sealed Power 7256MA Engine Crankshaft Main Bearing Set

⚙️ 25 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Cadillac, DeVille, 60 Special, Commercial Chassis, Eldorado, Seville, Allante, and Fleetwood
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Reliable Engine Crankshaft Main Bearing Set for Cadillac Models

The Sealed Power 7256MA engine crankshaft main bearing set is designed for precise fitment and durability in various Cadillac vehicles. This bearing set supports smooth engine operation and helps maintain proper crankshaft alignment in models like the Cadillac DeVille and Eldorado.

  • Compatible with Cadillac 60 Special, Allante, Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville
  • Engine crankshaft main bearing set designed for cylinder block components
  • Part number 7256MA ensures exact replacement fit
  • Manufactured by Sealed Power for consistent quality
  • Supports engine longevity by reducing wear on crankshaft journals

Product Details and Application

The Sealed Power 7256MA main bearing set is engineered to meet the specifications required for Cadillac engines, particularly those found in the 60 Special, Allante, Commercial Chassis, DeVille, Eldorado, Fleetwood, and Seville models. This set is part of the engine's cylinder block components and plays a critical role in maintaining the crankshaft's stability and smooth rotation. Proper installation of this bearing set helps prevent engine damage caused by crankshaft misalignment or excessive friction.

Common Issues Addressed by This Bearing Set

  • Eliminates crankshaft knocking due to worn bearings
  • Prevents premature engine wear from improper crankshaft support
  • Reduces vibration and noise associated with bearing failure
  • Helps maintain oil clearance for optimal lubrication
  • Supports engine rebuilds and maintenance for Cadillac models

Installation Notes and Tips

  • Ensure the crankshaft journals are clean and free of debris before installation
  • Check bearing clearances with proper measuring tools to confirm fit
  • Follow manufacturer torque specifications when assembling components
  • Use assembly lubricant to protect bearings during initial startup
  • Inspect related engine components for wear during installation

Quality Assurance and Warranty Information

Sealed Power manufactures the 7256MA main bearing set to meet industry standards for durability and performance. While specific warranty details may vary, Sealed Power products typically come with a limited warranty against manufacturing defects. This bearing set is produced to provide reliable service life when installed and maintained according to recommended procedures.

This part fits 25 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995CadillacDeVille4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1994CadillacDeVille4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1993Cadillac60 Special4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1993CadillacCommercial Chassis4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1993CadillacDeVille4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1993CadillacEldorado4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1993CadillacSeville4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1992CadillacAllante4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1992CadillacCommercial Chassis4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1992CadillacDeVille4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1992CadillacEldorado4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1992CadillacFleetwood4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1992CadillacSeville4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1991CadillacAllante4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1991CadillacCommercial Chassis4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1991CadillacDeVille4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1991CadillacEldorado4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1991CadillacFleetwood4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1991CadillacSeville4.9LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1990CadillacAllante4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1990CadillacCommercial Chassis4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1990CadillacDeVille4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1990CadillacEldorado4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1990CadillacFleetwood4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard
1990CadillacSeville4.5LV8N/Awith Flanged Bearing; A-Series Aluminum Bearings; Standard

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

MB5424AM

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.