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GM 7.5, 7.6, Straight Fins
    GM 7.5, 7.6, Straight Fins
    Purchase GM 7.5, 7.6, Straight Fins
    • GM 7.5, 7.6, Straight Fins
      Part Number: dc-asm-6086

    • Cover includes magnetic drain plug and mounting hardware.
      Price varies with finish. SEE PRODUCT INFO.

      $0.00

    • Stock Bolt Size (choose one, see Specifications for more info):
    •  

    Bolts: 10 bolts, Guidelines for Bolt Sizes (click here), opens in new tab or window

    Volume: 0.5 qt. over stock, approximately

    Dimensions: Click here for dimensions. A separate window or tab will open.

    PML makes two covers for the GM 7.5, 7.625 inch ring gear differential, 10 bolts. This cover has a classic straight fin design. For the other cover, see PML Gm 7.5, 7.625, Patterned Fins differential cover.

    Benefits:

    • Extra capacity
    • Drain hole and magnetic drain plug to simplify maintenance
    • Straight fins for heat dissipation and a classic look
    • Sand cast aluminum construction for thick walls
    • Machined gasket flange for a secure seal
    • Round shape similar to profile of stock cover

    This PML diff cover fits the GM with 7.5 or 7.625 inch (7 1/2 or 7 5/8) ring gear 10 bolt differential. Configurations vary. Typical applications that may be able to use this cover include the following.

    • Chevy Astro Van, 1982 to 2005
    • Chevy Camaro, 1993 to 2002
    • Chevy S10, 1983 to 2004
    • Chevy S10 Blazer, 1983 to 2004

    • GMC Jimmy, 1984 to 2004
    • GMC S15, 1983 to 1994
    • GMC Safari Van, 1982 to 2005
    • GMC Sonoma, 1991 to 2004
    • GMC Typhoon

    • Pontiac Firebird, 1993 to 2002

    • Some Mazda trucks

    Configurations vary. Always check your vehicle to verify differential and clearance.

    Bolt Information: GM has used four different bolts on these differentials. See Guidelines for Bolt Sizes (click here), opens in new tab or window

    Brackets and Cables: Some vehicles have brackets or cables on or near the stock cover. PML does not have any information on modify these to work with our larger cover. Such modifications are the responsiblity of the installation.

    2002 Chevy Blazer

    Pat installed this cover on his 2002 Blazer. His stock bolts were 5/16-18x7/8 inch. Our thanks to Pat for the pictures of his installation.

    Stock GM 7 1/2 inch differential cover, 2002 Blazer Stock rear differential cover for GM 7.5 inch ring gear on a 2002 Chevy Blazer   GM 7 1/2 inch differential gears, 2002 Blazer GM 7.5 inch ring gear rear differential gears on a 2002 Chevy Blazer   PML rear differential cover installed on a 2002 Blazer PML differential cover installed on a 2002 Chevy Blazer
    Click on an image to view larger in a new tab or window.

    1993 GMC Typhoon

    Matthias installed this PML cover on his 1993 GMC Typhoon with a GM 7.625 differential. His truck is lowered by 1.4 inches.

    Bolt from rear differential cover on a 1993 GMC Typhoon Stock Bolt   1993 GMC Typhoon
with PML differential cover installed PML differential cover installed on a 1993 GMC Typhoon   View of suspension and PML cover Suspension   1993 GMC Typhoon 1993 GMC Typhoon
    Click on image to view larger in a new tab or window.

    PML Differential Cover Compared to Stock

    PML Differential Cover Part Number 6086 compared to stock   PML Differential Cover Part Number 6086, compared to stock, top view
    Click on image to view larger in a new tab or window.

    This image compares the depth of both PML GM 7 1/2, 7 5/8 inch rear differential covers and the stock cover. Click on image to view larger in a new tab or window.
    PML GM 7 1/2 Differential Covers depth comparisons