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GM 12547638 Seal,Transfer Case Rear Output Shaft

1998-2007 GM

Customer Questions & Expert Answers (17)
GM 12547638 Seal,Transfer Case Rear Output Shaft
GM 12547638 Seal,Transfer Case Rear Output Shaft
GM 12547638 Seal,Transfer Case Rear Output Shaft
GM 12547638 Seal,Transfer Case Rear Output Shaft
GM 12547638 Seal,Transfer Case Rear Output Shaft
GM 12547638 Seal,Transfer Case Rear Output Shaft
  • Part Description
    SEAL, Transfer Case
  • Position
    Rear
  • Manufacturer
    General Motors
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  • Related Parts
  • Product Specifications
  • Vehicle Fitment
  • Customer Questions & Expert Answers

  • Related Parts

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  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number12547638
    Part DescriptionSEAL, Transfer Case
    Other NamesExtension Seal, Output Shaft Seal
    Item Dimensions3.8 x 4.0 x 1.6 inches
    Item Weight0.60 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12547638
    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
    2002-2006, 1999-2000 Cadillac Escalade8 Cyl 5.3L, 8 Cyl 5.7L, 8 Cyl 6.0L1/2 TON, 3/4 TON, 4 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON, EXT 1/2 TON, EXT 3/4 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 3/4 TON, EXTENDED CAB 8' BOX 3/4 TON, K2500 CREW CAB, REGULAR CAB 3/4 TON, YUKON/DENALI/ESCALADE
    1999-2005 Chevrolet Astro6 Cyl 4.3LVAN ASTRO
    2002-2007 Chevrolet Avalanche8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 8.1L1/2 TON, 3/4 TON
    1998-2005 Chevrolet Blazer6 Cyl 4.3L2 DOOR, 4 DOOR
    1998-1999 Chevrolet K15006 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.5L DieselK1500 EXTENDED CAB LONG BOX, K1500 EXTENDED CAB STANDARD BOX, K1500 REGULAR CAB LONG BOX, K1500 REGULAR CAB STANDARD BOX
    1998-1999 Chevrolet K25008 Cyl 5.0L, 8 Cyl 5.7L, 8 Cyl 6.5L Diesel, 8 Cyl 7.4LK2500 CREW CAB, K2500 EXTENDED CAB LONG BOX, K2500 EXTENDED CAB STANDARD BOX, K2500 REGULAR CAB
    1998-2004 Chevrolet S104 Cyl 2.2L, 4 Cyl 2.2L Flex, 6 Cyl 4.3LCREW CAB, PICKUP, PICKUP EXTENDED CAB
    1999-2007 Chevrolet Silverado6 Cyl 4.3L, 8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 6.0L, 8 Cyl 6.6L Diesel, 8 Cyl 8.1L1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB SHORT BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 CREW CAB STANDARD BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB SHORT BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CHASSIS REGULAR CAB 137.0, CLASSIC 3500 CHASSIS REGULAR CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB, CREW CAB 1/2 TON, EXTENDED CAB 5'8" BOX 1/2 TON, EXTENDED CAB 6'6" BOX 1/2 TON, EXTENDED CAB 8' BOX 1/2 TON, REGULAR CAB 6'6" BOX 1/2 TON, REGULAR CAB 8' BOX 1/2 TON
    1998-2007 Chevrolet Suburban8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 5.7L, 8 Cyl 6.0L, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L, 8 Cyl 8.1L1/2 TON, 1500 CREW CAB, 1500 CREW CAB LONG BOX, 1500 CREW CAB STANDARD BOX, 1500 EXTENDED CAB LONG BOX, 1500 EXTENDED CAB STANDARD BOX, 1500 REGULAR CAB LONG BOX, 1500 REGULAR CAB STANDARD BOX, 2500 CREW CAB LONG BOX, 2500 CREW CAB STANDARD BOX, 2500 EXTENDED CAB LONG BOX, 2500 EXTENDED CAB STANDARD BOX, 2500 REGULAR CAB, 3/4 TON, 3500 CHASSIS EXTENDED CAB 161.5, 3500 CHASSIS EXTENDED CAB 185.5, 3500 CHASSIS REGULAR CAB 137.0, 3500 CHASSIS REGULAR CAB 161.5, 3500 CREW CAB, 3500 EXTENDED CAB, 3500 REGULAR CAB, 4 DOOR 1/2 TON, CLASSIC 1500 CREW CAB LONG BOX, CLASSIC 1500 EXTENDED CAB LONG BOX, CLASSIC 1500 EXTENDED CAB STANDARD BOX, CLASSIC 1500 REGULAR CAB LONG BOX, CLASSIC 1500 REGULAR CAB STANDARD BOX, CLASSIC 2500 CREW CAB LONG BOX, CLASSIC 2500 CREW CAB STANDARD BOX, CLASSIC 2500 EXTENDED CAB LONG BOX, CLASSIC 2500 EXTENDED CAB STANDARD BOX, CLASSIC 2500 REGULAR CAB, CLASSIC 3500 CHASSIS EXTENDED CAB 161.5, CLASSIC 3500 CREW CAB, CLASSIC 3500 EXTENDED CAB, CLASSIC 3500 REGULAR CAB, EXT 1/2 TON, EXT 3/4 TON, XL 1/2 TON, XL 3/4 TON, YUKON/DENALI
    1998-2007 Chevrolet Tahoe8 Cyl 4.8L, 8 Cyl 5.3L, 8 Cyl 5.3L Flex, 8 Cyl 5.7L, 8 Cyl 6.5L Diesel4 DOOR 1/2 TON, CLASSIC 4 DOOR 1/2 TON
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  • 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 12547638 fits your vehicle.
    Posted by GMPartsGiant Specialist
    Q:
    How should the new seal be installed for the 2009 Chevrolet Avalanche? Posted by Customer
    A:
    The new seal should be driven into place with a seal driver or large socket, making sure that the outside diameter of the socket is slightly smaller than the outside diameter of the seal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    How can you identify if the seal is leaking for the 2013 Chevrolet Avalanche? Posted by Customer
    A:
    If the seal is leaking, transmission lubricant will be built up on the front of the driveshaft and may be dripping from the rear of the transmission.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    How can you install the new oil seal and bushing during the repair for the 1995 Chevrolet Blazer? Posted by Customer
    A:
    To install the new oil seal and bushing, use a large section of pipe or a very large deep socket as a drift and drive it into the bore squarely, making sure it's completely seated. Install a new bushing using the same method.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What is the final step in the process for the 2007 Chevrolet Silverado? Posted by Customer
    A:
    The final step is to reassemble the vehicle in the reverse order of removal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What is the first step to remove and replace an output shaft seal on a 2007 Chevrolet Tahoe? Posted by Customer
    A:
    The first step is to raise the vehicle and support it securely on jackstands.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What should be taken care of while reinstalling the driveshaft for the 2010 Chevrolet Tahoe? Posted by Customer
    A:
    Care should be taken not to damage the lip of the new seal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What needs to be removed depending on which seal you're replacing for the 2009 GMC Sierra? Posted by Customer
    A:
    Depending on which seal you're replacing, either the front or rear driveshaft needs to be removed.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What are common causes of oil leaks in a transmission of the 1996 GMC Jimmy? Posted by Customer
    A:
    Oil leaks in a transmission frequently occur due to wear of the extension housing oil seal and bushing (if equipped), or the speedometer drive gear oil seal and o-ring.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What is the first step to remove and replace an output shaft seal on the 2013 Chevrolet Suburban? Posted by Customer
    A:
    The first step is to raise the vehicle and support it securely on jackstands.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What should be taken2011 Chevrolet Suburbane of while reinstalling the driveshaft? Posted by Customer
    A:
    Care should be taken not to damage the lip of the new seal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What are the steps for reinstalling the U-joint flange and dust shield (if equipped) for the 1994 Chevrolet S10? Posted by Customer
    A:
    Reinstall the U-joint flange and nut (if equipped) and tighten the nut to the torque specifications. Reinstall the dust shield (if equipped) by carefully tapping it into place.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What should be taken care of while reinstalling the driveshaft for the 2007 Chevrolet Silverado? Posted by Customer
    A:
    Care should be taken not to damage the lip of the new seal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What should be avoided while removing the oil seal for the 2008 GMC Yukon? Posted by Customer
    A:
    It is important not to damage the splines on the transmission output shaft.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What should be avoided while removing the oil seal for the 2007 GMC Sierra? Posted by Customer
    A:
    It is important not to damage the splines on the transmission output shaft.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    How should the splines of the transmission output shaft and the driveshaft sleeve yoke be prepared before installing the driveshaft for the 2001 GMC Sonoma? Posted by Customer
    A:
    Lubricate the splines of the transmission output shaft and the outside of the driveshaft sleeve yoke with lightweight grease before installing the driveshaft, being careful not to damage the lip of the new seal.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    Q:
    What should be done after raising for the 2009 GMC Yukon? Posted by Customer
    A:
    After raising the vehicle, the skid plate should be removed.
    Posted by GMPartsGiant Specialist
    See expert answers on similar Transfer Case Seal
    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 12547638, the Right Choice

Your vehicle deserves only genuine OEM GM parts and accessories. To ensure reliability, purchase GM part # 12547638 Seal,Transfer Case Rear Output Shaft. It is sometimes referred to as GM Transfer Case Seal. Our GM parts and accessories are expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 12 month, 12,000 mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific Cadillac Escalade models. It fits Chevrolet Blazer, Silverado, Tahoe. It also fits GMC Sierra, Suburban, Yukon. This also fits Oldsmobile Bravada.

Affordable, reliable and built to last, GM part # 12547638 Seal,Transfer Case Rear Output Shaft stands out as the smart option. GMPartsGiant.com is your prime online source with the biggest and best selection of genuine GM parts and accessories at giant discounted prices. We have the OEM GM parts and accessories you need at the wholesale prices. GMPartsGiant.com has you covered no matter what type of GM vehicle you drive. For detailed GMC parts information, click here.

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