1973-87 GM Trucks

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  1. Porterbuilt 1963-87 1" Forward & 1" Narrowed Control Arms - Factory Crossmember
    Special Price $899.10 Regular Price $999.00

    Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16 pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.
    1" FORWARD & 1" NARROWED
    FOR FACTORY CROSSMEMBER ONLY!

  2. Porterbuilt 1973-87 C10 Front Dropmember - Level 2 Touring, Coilover
    $1,299.00

    The 1973-87 Chevy Pickup Front Dropmember suspension system is designed to replace the factory cross-member and steering system. It is engineered as a modular bolt-in unit that requires no welding.
    When combined with a 2.5” drop spindle, 29” tall tire, and Porterbuilt Tubular Control Arms, the Level 2 Front will set the bottom of the cab approximately 5-6" off of the ground at ride height.

    Ride Height - 5-6"

  3. Porterbuilt 1973-87 C10 Front Dropmember - Level 1 Mild, Coilover
    $1,299.00

    The 1973-87 Chevy Pickup Front Dropmember suspension system is designed to replace the factory cross-member and steering system. It is engineered as a modular bolt-in unit that requires no welding.
    When combined with a 2.5” drop spindle, 29” tall tire, and Porterbuilt Tubular Control Arms, the Level 1 Front will set the bottom of the cab approximately 7-8" off of the ground at ride height.

    Ride Height - 7-8"

  4. Porterbuilt 1973-87 C10 Front Dropmember - Level 1 Mild, Airbag
    $1,299.00

    The 1973-87 Chevy Pickup Front Dropmember suspension system is designed to replace the factory cross-member and steering system. It is engineered as a modular bolt-in unit that requires no welding.
    When combined with a 2.5” drop spindle, 29” tall tire, and Porterbuilt Tubular Control Arms, the Level 1 Front will set the lowest point of the factory frame rails approximately 3" off of the ground when fully deflated.

    Ride Height - 6-7"
    Deflated Height - 3"

  5. Porterbuilt Battery Box, Passenger Side
    Special Price $134.10 Regular Price $149.00
    Battery Box for Optima Yellow Top
    Passenger Side
  6. Porterbuilt Battery Box, Driver Side
    Special Price $134.10 Regular Price $149.00
    Battery Box for Optima Yellow Top
    Driver Side
  7. Porterbuilt Raised Bed Floor Mounts - 1973-87
    $549.00
    Raised Bed Floor Mounts for 1963-72 Dropmember Equipped Trucks
    NOW INCLUDES MOUNTING BRACKETS FOR BOYD FUEL TANK
  8. Porterbuilt 1" Narrowed Control Arms - Version 7 Dropmember, Coilover
    $999.00

    Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16 pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.

    1" NARROWED
    FOR VERSION 7 DROPMEMBER ONLY

  9. Porterbuilt Standard Length Control Arms - Version 7 Dropmember, Airbag
    Special Price $899.10 Regular Price $999.00

    Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16 pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.

    STANDARD LENGTH
    FOR VERSION 7 DROPMEMBER ONLY

  10. Porterbuilt Front Swaybar - Version 7 Dropmember
    $289.00
    Porterbuilt front swaybar for 1963-87 Version 7 Dropmember equipped trucks.
    Fits Level 2 Coilover and Level 3 airbag kits only!
    DOES NOT FIT LEVEL 1 DROPMEMBER KITS!
  11. Porterbuilt 1" Narrowed Control Arms - Version 7 Dropmember, Airbag
    $999.00

    Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16 pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.

    1" NARROWED
    FOR VERSION 7 DROPMEMBER ONLY

  12. Porterbuilt 1963-87 Transmission Crossmember
    Special Price $89.10 Regular Price $99.00
    Porterbuilt tubular transmission crossmember for 1963-87 Chevy trucks.
  13. Porterbuilt 1973-87 C10 Rear Dropmember - Level 3 Extreme, Airbag
    $2,299.00

    The Dropmember Rear modular suspension system is designed to replace the factory components and improve ride quality, performance, aesthetics, and strength.

    Ride Height - 4"
    Deflated Height - Lay Frame
  14. Porterbuilt 1973-87 C10 Rear Dropmember - Level 1 Mild, Airbag
    $2,299.00

    The Dropmember Rear modular suspension system is designed to replace the factory components and improve ride quality, performance, aesthetics, and strength.

    DOES NOT REQUIRE ANY BED FLOOR MODIFICATION!

    Ride Height - 7"
    Deflated Height - 3"
  15. Porterbuilt 1973-87 C10 Front Dropmember - Level 3 Extreme
    Special Price $1,169.10 Regular Price $1,299.00

    The 1973-87 Chevy Pickup Front Dropmember suspension system is designed to replace the factory cross-member and steering system. It is engineered as a modular bolt-in unit that requires no welding.
    When combined with a 2.5” drop spindle, 29” tall tire, and Porterbuilt Tubular Control Arms, the Level 3 Front will set the lowest point of the factory frame rails on the ground when fully deflated.

    Ride Height - 4"
    Deflated Height - Lay Frame

  16. Porterbuilt 1963-87 1" Narrowed Control Arms - Factory Crossmember
    Special Price $899.10 Regular Price $999.00

    Porterbuilt tubular control arms are built using thick-wall DOM tubing and CNC cut 3/16 pickeled plate steel. All bushing pivot tubes and ball joint cups are TIG welded.
    1" NARROWED
    FOR FACTORY CROSSMEMBER ONLY!

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