• Description:
  • 100% New and High Quality
  • Type: Limited Slip Lock Placement on Vehicle: Rear
  • Carrier Series:4 Spline Count: 30
  • Designed for 3.73+ Gear Ratios(4 Series) Nodular Iron Case w/ Forged 4130 Internals
  • High quality chassis part series products. Stable performance, reliable quality and long service life Uniform thickness, no blow holes, slag, cracks, tearing, or incomplete fusion. Measured by specialized inspection tools after welding to make sure assemble hole , bushings insert, and installation sizes are proper. Professional Installer is Highly Recommended (No Instruction Included)
  •  
  • OE Number:
  • 19556-010
  •  
  • Fitment:
  • For GM 12-Bolt CAR 4-Series Posi 30 Spline 8.875" Rearend Limited Slip 19556-010

    Description:

    100% New and High Quality

    Type: Limited Slip Lock
    Placement on Vehicle: Rear

    Carrier Series:4
    Spline Count: 30

    Designed for 3.73+ Gear Ratios(4 Series)
    Nodular Iron Case w/ Forged 4130 Internals

    High quality chassis part series products.
    Stable performance, reliable quality and long service life
    Uniform thickness, no blow holes, slag, cracks, tearing, or incomplete fusion.
    Measured by specialized inspection tools after welding to make sure assemble hole , bushings insert, and installation sizes are proper.
    Professional Installer is Highly Recommended (No Instruction Included)

     

    OE Number:

    19556-010

     

    Fitment:

    For 3.73 & Numerically Higher Ratios (3.73, 4.10, 4.56, etc) 4 series

     

    Package Includes:
    1× Limited-Slip Posi Differential With 2 Bearings
    W/o Product Instruction;

     

    Note:

    1.Due to manual measurement, please allow an error of 1-3mm.

    2.Due to differences in lighting and screen settings, the color of the item may differ slightly from the image.

    3.Thank you for your understanding. If you have any questions, please feel free to contact us.


    Item Specifics
    Country of Origin United States
    Brand menbager
    Type Carrier Bearing
    Gear Ratio 3.73 & Numerically Higher Ratios (3.73, 4.10, 4.56, etc)
    OE/OEM Part Number 19556-010
    Spline Count 30
    Manufacturer Part Number 1158506
    Features Heavy-Duty Posi Unit
    Carrier Serie 4
    Axle Nut Thread Diameter 8.875 inch
    Placement on Vehicle Rear
    Items Included Locker
    Manufacturer Warranty 1 Year
    Material Metal
    Mounting Style Bolt-on
    Fitment Type Direct Fitment

    PAYMENT

    We accept Paypal ,Google pay, Visa,Master Card, American Express, Discover.eBay Mastercard etc.

    Local pickup NOT available at this time.

    SHIPPING

    We process your order within 3 business day upon payment(note: NOT counting holidays or weekends).

    International shipping also available, please note by default all international packages does not come with tracking unless upgraded to priority mail.

    Package transit time: please expect 3-5 business days within US, 5-10 business days to Canada, up to 20 business days all around the world.

    RETURNS

    Please read the item description and check the pictures carefully before bidding. Return or refund is available only if item DOA or there's error in item description causing the item not fitting your need. In such cases, seller pays for all related shipping cost if any.

    Returns are also acceptable if buyer purchased this by mistake and item still in good condition for reselling. Buyer is responsible for all related shipping cost.

    FEEDBACK

    If you have any problem,please contact us firstly.

    CONTACT US

    If you're looking to buy in bulk or looking for a long term part supplier, please contact me directly.

    Shop Category

    Description:

    100% New and High Quality

    Type: Limited Slip Lock
    Placement on Vehicle: Rear

    Carrier Series:4
    Spline Count: 30

    Designed for 3.73+ Gear Ratios(4 Series)
    Nodular Iron Case w/ Forged 4130 Internals

    High quality chassis part series products.
    Stable performance, reliable quality and long service life
    Uniform thickness, no blow holes, slag, cracks, tearing, or incomplete fusion.
    Measured by specialized inspection tools after welding to make sure assemble hole , bushings insert, and installation sizes are proper.
    Professional Installer is Highly Recommended (No Instruction Included)

     

    OE Number:

    19556-010

     

    Fitment:

    For 3.73 & Numerically Higher Ratios (3.73, 4.10, 4.56, etc) 4 series

     

    Package Includes:
    1× Limited-Slip Posi Differential With 2 Bearings
    W/o Product Instruction;

     

    Note:

    1.Due to manual measurement, please allow an error of 1-3mm.

    2.Due to differences in lighting and screen settings, the color of the item may differ slightly from the image.

    3.Thank you for your understanding. If you have any questions, please feel free to contact us.

    For GM 12-Bolt CAR 4-Series Posi 30 Spline 8.875" Rearend Limited Slip 19556-010


    We accept Paypal ,Google pay, Visa,Master Card, American Express, Discover.eBay Mastercard etc.

    Local pickup NOT available at this time.

    We process your order within 3 business day upon payment(note: NOT counting holidays or weekends).

    International shipping also available, please note by default all international packages does not come with tracking unless upgraded to priority mail.

    Package transit time: please expect 3-5 business days within US, 5-10 business days to Canada, up to 20 business days all around the world.

    Please read the item description and check the pictures carefully before bidding. Return or refund is available only if item DOA or there's error in item description causing the item not fitting your need. In such cases, seller pays for all related shipping cost if any.

    Returns are also acceptable if buyer purchased this by mistake and item still in good condition for reselling. Buyer is responsible for all related shipping cost.

    If you have any problem,please contact us firstly.

    If you're looking to buy in bulk or looking for a long term part supplier, please contact me directly.


    On Apr 17, 2026 at 09:10:22 PDT, seller added the following information:

    Datacaciques