Crossmembers & Components

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  1. Porterbuilt 1963-87 Transmission Crossmember
    Porterbuilt tubular transmission crossmember for 1963-87 Chevy trucks. Learn More
    $119.00

  2. Porterbuilt Raised Bed Floor Mounts - 1963-72
    Raised Bed Floor Mounts for 1963-72 Dropmember Equipped Trucks
    NOW INCLUDES MOUNTING BRACKETS FOR BOYD FUEL TANK Learn More
    $649.00

  3. Porterbuilt Battery Box, Driver Side
    Battery Box for Optima Yellow Top
    Driver Side Learn More
    $169.00

  4. Porterbuilt Battery Box, Passenger Side
    Battery Box for Optima Yellow Top
    Passenger Side Learn More
    $169.00

  5. Porterbuilt 1963-72 Rear Frame Crossmember, Tubular

    Tubular rear frame crossmember built using thick-wall 1.5" tubing & 3/16" steel.

    Fits: 1963-72 Chevy Trucks
    Learn More
    $119.00

  6. Porterbuilt 1963-72 Rear Frame Crossmember, Boxed

    New boxed rear frame crossmember fabricated from 3/16" steel.

    Fits: 1963-72 Chevy Trucks
    Learn More
    $169.00

  7. PB Fab 1963-72 Boxed Trailing Arm Crossmember, 2 Piece Driveshaft

    Replace your factory trailing crossmember with this fabricated version from Porterbuilt with added ground clearance.

    Designed for a 2 piece driveshaft.

    Learn More
    $349.00

  8. PB Fab 1963-72 Trailing Arm Crossmember, 2 Piece Driveshaft

    Tubular trailing arm crossmember built using thick-wall 1.5" tubing & 3/16" steel.

    Learn More
    $349.00

  9. PB Fab 1963-66 C10 Core Support Crossmember

    Tubular core support crossmember built using thick-wall 1.5" tubing & 3/16" steel.

    Learn More
    $119.00

  10. PB Fab 1967-72 C10 Core Support Crossmember

    Tubular core support crossmember built using thick-wall 1.5" tubing & 3/16" steel.

    Learn More
    $119.00

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