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4M2037A-.50 Main Bearing Set, .50 mm / 0.020 in. Undersize Chevrolet/Buick/Olds/Pontiac 2.8L/3.1L/3.4L V6 VIN 7/W/X/Z/D/J/M/T
InfoVehicle Info Needed
ACL BEARINGSPART NUMBER: 654-4M2037A-50

4M2037A-.50 Main Bearing Set, .50 mm / 0.020 in. Undersize Chevrolet/Buick/Olds/Pontiac 2.8L/3.1L/3.4L V6 VIN 7/W/X/Z/D/J/M/T

$2740
ShippingShips on 11/13/2026
Lowest PriceLowest Price Guarantee

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GM
Main Bearing Set
  • .50 mm / 0.020 in. Undersize
  • Chevrolet/Buick/Olds/Pontiac 2.8L/3.1L/3.4L V6 VIN 7/W/X/Z/D/J/M/T
  • Set of 4

    ACL Bearings 4M2037A-.50 Features:

    Today’s engines—whether foreign or domestic—rely on advanced bimetal aluminum bearings as standard OE components, replacing traditional lead-based bearings to meet modern environmental and performance standards. ACL Bearings' aluminum bearings go a step further, offering enhanced construction and composition that deliver superior strength, durability, and fit for OEM replacement needs.

    • Grade Type: OEM Replacement
    • Max Wall: 0.0955 in.

      • Superior OE-Style Aluminum Main Bearings

      Modern engines from both domestic and foreign manufacturers now rely on environmentally friendly bimetal (aluminum) bearings as standard OEM components. While many replacement bearings use similar materials, not all are created equal. ACL Bearing Main Bearings stand out with enhanced construction and metallurgical advantages—making them a superior choice for those seeking high-quality, OE-spec performance and reliability. Available for various domestic and international applications.

    Part TypeMain Bearing
    Product LineACL Bearing OE Replacement Main Bearings
    BrandACL BEARINGS
    Package Height1.38
    Package Width3.94
    Package Length7.28
    Part CategoryReplacement Parts
    Maximum Wall Thickness0.0955 in.
    QuantitySet of 4
    MaterialAluminum
    Part FitmentDirect Fit
    Grade TypeOEM Replacement
    Vendor Part Number4M2037A-.50
    Package Qty1
    Package TypeEA
    Some parts are not legal for use in California or other states with similar laws / regulations
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