• About Labwork：
  • Labwork Is An Auto Parts One-stop Solution Brand Of More Than 10 Years, Which Specializes In Providing Global Customers With Top-notched Quality Automotive Parts & Accessories . If You Need Any Auto Parts, Its Enough To Come To Labwork.
  •  
  • Features:
  • For GM 8.5”& 8.6” Ring Gear Differentials
  • Bolt Pattern: 10 Bolt
  • Material: High Grade Die Cast Aluminum
  • Finish: Black (Powder Coated)
  • Bolts Size: 5/16”-18 x 1”
  • Drain Plug: 1/2" NPT
  • Extra Capacity
  • Large Vertical Fins (Great for heat dissipation)
  • Machined Gasket Flange for a Perfect Seal
  • Kit Includes Gasket and Mounting Hardware

    • Labwork Aluminum Differential Cover 8.5"&8.6" Ring Gear DIff 10 Bolt Cast For GM

    About Labwork：

    Labwork Is An Auto Parts One-stop Solution Brand Of More Than 10 Years, Which Specializes In Providing Global Customers With Top-notched Quality Automotive Parts & Accessories . If You Need Any Auto Parts, Its Enough To Come To Labwork.

     

    Features:

    For GM 8.5”& 8.6” Ring Gear Differentials

    Bolt Pattern: 10 Bolt

    Material: High Grade Die Cast Aluminum

    Finish: Black (Powder Coated)

    Bolts Size: 5/16”-18 x 1”

    Drain Plug: 1/2" NPT

    Extra Capacity

    Large Vertical Fins (Great for heat dissipation)

    Machined Gasket Flange for a Perfect Seal

    Kit Includes Gasket and Mounting Hardware

    No fill in hole in cover

    Will NOT work for 2007 and Newer 8.6" differentials that require a fill in hole in the cover, these require M8x1.25 Metric bolts.

     

    Fitment:

    1984–87 For Grand National
    1964–72 For Chevy & GM with 8.5" ring gear
    1964–95 For Chevy & GM with A‑B‑C‑G‑K‑O axles
    1965–71 For Camaro with B‑C‑G‑K axles
    1982–92 For Camaro Z28 & IROC
    1993–02 For Camaro V8 (excludes heavy‑duty)
    1965–75 For Chevelle
    1982–92 For Firebird Trans Am
    1993–02 For Firebird V8 (excludes heavy‑duty)
    1983–87 For Monte Carlo SS
    1983–87 For Oldsmobile 442
    1964–87 For Chevy/GMC 1/2 Ton 2WD & 4WD (excludes 1964–70 leaf spring trucks)
    1988–02 For Chevy/GMC 1/2 Ton 2WD & 4WD rear
    1988–92 For Full‑size Blazer & Jimmy 2WD/4WD
    1999 For Sierra 1500 & Silverado 1500 2WD/4WD

    Note-1: This product is not compatible with the 2013 For Cadillac Escalade.
    Note-2: This product is not compatible with the 1999 For Chevy S10 Blazer.

     

    Package Includes：

    1* Differential Cover 

    10*Bolts

     

     

     



    Payment

    Shipment

    Usually we arrange shipping in 3 business day after payment confirmed.
    Orders will be shipped out via Carrier USPS or FedEx .

    Delivery time :

    When you find track information is abnormal or not get goods , please feel free to email contact us first for troubleshooting, Don"t open dispute case immediately Please.

    Warrenty & RMA

    Warranty for defective items (excluding items damaged and/or misused after receipt).
    In order to return an item you must contact us to request a RMA No.
    Please returned items in the original packaging, fill in RMA number on package, and PROVIDE us reason for the return, and your eBay ID.

    Service & Contact

    We hope you have a pleasant shopping experience with us and satisfy 100%.
    If there are any item or delivery problems, please email contact us first, BEFORE you leave neutral or negative feedback, or 1,2,3 ratings, so that we can address your concerns. Please give us the opportunity to resolve any problem.
    Usually, we response your email in 1 business day.

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    Labwork Aluminum Differential Cover 8.5"&8.6" Ring Gear DIff 10 Bolt Cast For GM


    Usually we arrange shipping in 3 business day after payment confirmed.
    Orders will be shipped out via Carrier USPS or FedEx .

    Delivery time :

    When you find track information is abnormal or not get goods , please feel free to email contact us first for troubleshooting, Don"t open dispute case immediately Please.

    Warranty for defective items (excluding items damaged and/or misused after receipt).
    In order to return an item you must contact us to request a RMA No.
    Please returned items in the original packaging, fill in RMA number on package, and PROVIDE us reason for the return, and your eBay ID.

    We hope you have a pleasant shopping experience with us and satisfy 100%.
    If there are any item or delivery problems, please email contact us first, BEFORE you leave neutral or negative feedback, or 1,2,3 ratings, so that we can address your concerns. Please give us the opportunity to resolve any problem.
    Usually, we response your email in 1 business day.

    [ Default Others: This is the contents of your Others. You can add a banner for this Others as header and add text descriptions here. The text descriptions can be different Font Size, Font Color, Style and even graphics and icons are also accepted. ]


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    On Sep 16, 2026 at 23:48:00 PDT, seller added the following information:

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