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GM 12551138 Balancer,Crankshaft

1993-1997 GM

Customer Questions & Expert Answers (2)
GM 12551138 Balancer,Crankshaft
  • Part Description
    BALANCER, Engine Crankshaft And Camshaft Balancer
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12551138
    Part DescriptionBALANCER, Engine Crankshaft And Camshaft Balancer
    Other NamesBalance, Pulley, Vibration Damper
    Item Dimensions8.8 x 8.3 x 3.2 inches
    Item Weight8.60 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12551138
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California’s Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1994-1996 Buick Roadmaster8 Cyl 5.7L4 DOOR, LIMITED, LIMITED SEDAN, STATION WAGON
    1994-1996 Cadillac Fleetwood8 Cyl 5.7LBROUGHAM, BROUGHAM 4 DOOR
    1993-1997 Chevrolet Camaro8 Cyl 5.7L2 DOOR, CONVERTIBLE
    1994-1996 Chevrolet Caprice8 Cyl 4.3L, 8 Cyl 5.7LCLASSIC 4 DOOR, CLASSIC STATION WAGON, LS 4 DOOR
    1994-1996 Chevrolet Impala8 Cyl 5.7LCLASSIC 4 DOOR, CLASSIC STATION WAGON, LS 4 DOOR
    1993-1997 Pontiac Firebird8 Cyl 5.7L2 DOOR, CONVERTIBLE
  • Customer Questions & Expert Answers

    Q:
    I am wonder if this is complete and correct part for my vehicle. Posted by GMPartsGiant Specialist
    A:
    You can Select Your Vehicle to check if 12551138 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    How do you remove the Crankshaft Damper? Posted by Customer
    A:
    To remove the 4.5 L engine, the first step is to disconnect the negative battery cable and take off the serpentine belt. Then, lift up and support the vehicle properly before removing the right front wheel and tire. Take away the right front air deflector as well as support car body- strut at right side and support engine cradle's right side. Lower the cradle on its right hand side and remove the balancer bolt together with washer of harmonic. Using puller, take off balancer.To install an engine, put lubricant between hub and seal using EP lube; then position balancer on crankshaft aligning key slot in hub w/key on crankshaft; bottom hub out on crankshaft using installer tool& install harmonics bolt & washer at that point lighten it to 60 ft lb Raise cradle's right side & raise while positioning ball joint to steering knuckle While raising, support body &right side of engn cradls & insert bolts in itInstall R/Front A/Defl., R/Front Whl/Tire, lower Veh Finally connect Negative-batt cable For 4.9L engine same procedure but tightens harmonic balancer bolt at 70 ft lb For 4.6L Engine unhook negative battery cable; release tension from accessory drive beltOn jack stands raise vehicle-Remove Right Front Wheel-Remove splash shields & brace Support eng cradle remove bolts on R/Side Disconnect RSS sensor use flywheel holder tool to takeout balancer bolt Lower eng cradle install pilot tool into crankshaft Use puller tool to remove hb To install put balancer on crankshaft , use a tool to get HB through Clean hbolt threads tighten it 105 ft-lbs +120 degrees Raise englcradle insb then reconnect suspension position sensors Remove flywheel holder t/install oil pan-t/transmission brace Install Wheelhouse splash shields and Right front wheel Lower vehicle install accessory drive belt Finally connect negative battery cable.
    Posted by GMPartsGiant Specialist
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

Genuine GM Part 12551138, the Right Choice

To ensure reliability, purchase GM part # 12551138 Balancer,Crankshaft. It is sometimes referred to as GM Harmonic Balancer. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Roadmaster models. It fits Cadillac Fleetwood. It also fits Chevrolet Camaro, Caprice, Impala. This also fits Pontiac Firebird.

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