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GMC TopKick Truck Frame & Chassis

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Paintable SS Blank On-Top Air Line Box,

    Paintable SS Blank On-Top Air Line Box,

    IOWA CUSTOMS

    $339.99
    Paintable Stainless Steel On-Top Air Line Box With No Holes* High Quality Deck Plate Accessories* Made Of Stainless Steel* Paintable Finish* On-Top Airline Box * Blank* No Holes* Made In USA* Sold...
    09-050300035
    SKU:
    09-050300035
    Truck Class:
    Universal
    Make:
    Universal Items
    Style Options:
    Surface Mount
    Product Type:
    Frame & Chassis
    Material Options:
    Stainless Steel
    Finish Options:
    Paintable
    Ready To Ship:
    Yes
    $339.99
    Qty in Cart: 0
    Price:
    $339.99
    Subtotal:
  • Polished 304 Stainless Steel Blank On-Top Air Line Box Deck Plate Accessory

    Polished 304 Stainless Steel Blank On-Top Air Line Box Deck Plate Accessory

    IOWA CUSTOMS

    $490.99
    Blank Polished 304 Stainless Steel On-Top Air Line Box Deck Plate Accessory* High Quality Deck Plate Accessories* Made Of Polished Stainless Steel* On-Top Airline Box * Blank* No Holes * Made In USA*...
    09-050300034
    SKU:
    09-050300034
    Truck Class:
    Universal
    Make:
    Universal Items
    Finish Options:
    Polished
    Style Options:
    Surface Mount
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    $490.99
    Qty in Cart: 0
    Price:
    $490.99
    Subtotal:
  • Aluminum 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ Trailer Air, 7-Way, 4/6-Way Hookups

    Aluminum 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ Trailer Air, 7-Way, 4/6-Way Hookups

    IOWA CUSTOMS

    $490.99
    18 Inch Smooth Aluminum Recessed Air Line Box Sectionalized Deck Plate W/ Trailer Air, 7-Way, 4/6-Way HookupsOrganize connectors on the back of your truck with this 18 inch recessed air line box by...
    09-050300031
    SKU:
    09-050300031
    Truck Class:
    Universal
    Make:
    Universal Items
    Finish Options:
    Smooth
    Style Options:
    Flush Mount
    Material Options:
    Aluminum
    Product Type:
    Frame & Chassis
    $490.99
    Qty in Cart: 0
    Price:
    $490.99
    Subtotal:
  • 304 SS 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air, One 7-Way & One 4 or 6 Way Cutouts

    304 SS 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air, One 7-Way & One 4 or 6 Way Cutouts

    IOWA CUSTOMS

    $655.99
    18 Inch 304 Stainless Steel Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air, One 7-Way & One 4 Or 6-Way CutoutsOrganize connectors on the back of your truck with this 18 inch recessed air...
    09-050300030
    SKU:
    09-050300030
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Style Options:
    Flush Mount
    Product Type:
    Frame & Chassis
    $655.99
    Qty in Cart: 0
    Price:
    $655.99
    Subtotal:
  • 304 SS 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air & Two 7-Way Cutouts

    304 SS 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air & Two 7-Way Cutouts

    IOWA CUSTOMS

    $655.99
    18 Inch 304 Stainless Steel Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air & Two 7-Way CutoutsOrganize connectors on the back of your truck with this 18 inch recessed air line box by Iowa...
    09-050300029
    SKU:
    09-050300029
    Length Options:
    18 Inch
    Location:
    Made In USA
    Truck Class:
    Universal
    Material Options:
    Stainless Steel
    Make:
    Universal Items
    Style Options:
    Flush Mount
    Product Type:
    Frame & Chassis
    $655.99
    Qty in Cart: 0
    Price:
    $655.99
    Subtotal:
  • Smooth Aluminum 18 Inch Sectional Deck Plate Filler With Recessed Mini Airline Box & One 7-Way Hookup

    Smooth Aluminum 18 Inch Sectional Deck Plate Filler With Recessed Mini Airline Box & One 7-Way Hookup

    IOWA CUSTOMS

    $490.99
    18 Inch Smooth Aluminum Sectionalized Deck Plate W/ 1 Mini Air Line Box, One 7-Way HookupsOrganize connectors on the back of your truck with this 18 inch recessed air line box by Iowa Customs with...
    09-050300028
    SKU:
    09-050300028
    Truck Class:
    Universal
    Make:
    Universal Items
    Finish Options:
    Smooth
    Style Options:
    Flush Mount
    Material Options:
    Aluminum
    Product Type:
    Frame & Chassis
    $490.99
    Qty in Cart: 0
    Price:
    $490.99
    Subtotal:
  • 304 SS 18 Inch Recessed Small Air Line Box Sectionalized Deck Plate W/ 2 Air & 7-Way Cutout

    304 SS 18 Inch Recessed Small Air Line Box Sectionalized Deck Plate W/ 2 Air & 7-Way Cutout

    IOWA CUSTOMS

    $655.99
    18 Inch 304 Stainless Steel Recessed Small Air Line Box Sectionalized Deck Plate W/ 2 Air & 7-Way CutoutOrganize connectors on the back of your truck with this 18 inch recessed small air line box by...
    09-050300027
    SKU:
    09-050300027
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Style Options:
    Flush Mount
    Product Type:
    Frame & Chassis
    $655.99
    Qty in Cart: 0
    Price:
    $655.99
    Subtotal:
  • 304 SS 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air & 7-Way Cutout

    304 SS 18 Inch Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air & 7-Way Cutout

    IOWA CUSTOMS

    $655.99
    18 Inch 304 Stainless Steel Recessed Air Line Box Sectionalized Deck Plate W/ 2 Air & 7-Way CutoutOrganize connectors on the back of your truck with this 18 inch recessed air line box by Iowa Customs...
    09-050300026
    SKU:
    09-050300026
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Style Options:
    Flush Mount
    Product Type:
    Frame & Chassis
    Ready To Ship:
    Yes
    $655.99
    Qty in Cart: 0
    Price:
    $655.99
    Subtotal:
  • Aluminum 12 Inch Deck Plate Section W/ On Top Airline Box For 34 Inch Truck Frame

    Aluminum 12 Inch Deck Plate Section W/ On Top Airline Box For 34 Inch Truck Frame

    IOWA CUSTOMS

    $572.99
    Smooth Aluminum On Frame Sectionalized Deck Plate With On-Top Air BoxThis Iowa Customs 12 Inch On Frame Section Deck Plate makes adding an on-top airline box to your deck easy. Mix and match it with...
    09-050300025
    SKU:
    09-050300025
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Aluminum
    Style Options:
    Surface Mount
    Finish Options:
    Smooth
    Product Type:
    Frame & Chassis
    Location:
    Made In USA
    Length Options:
    34 Inch
    $572.99
    Qty in Cart: 0
    Price:
    $572.99
    Subtotal:
  • 304 Stainless Steel 12 Inch On-Top Air Line Box

    304 Stainless Steel 12 Inch On-Top Air Line Box

    IOWA CUSTOMS

    $696.99
    12 Inch 304 Stainless Steel On-Top Air Line BoxHide unsightly connectors on the back of your truck with this 12 inch on-top air line box by Iowa Customs. It is made of corrosion-resistant stainless...
    09-050300024
    SKU:
    09-050300024
    Truck Class:
    Universal
    Make:
    Universal Items
    Style Options:
    Flush Mount
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    $696.99
    Qty in Cart: 0
    Price:
    $696.99
    Subtotal:
  • 304 Stainless Steel 24 Inch Deck Plate Filler Section

    304 Stainless Steel 24 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $466.99
    24 Inch 304 Stainless Steel Deck Plate Filler SectionDress up your truck with this stainless steel 24-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate filler...
    09-050300023
    SKU:
    09-050300023
    Truck Class:
    Universal
    Make:
    Universal Items
    Style Options:
    Surface Mount
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    $466.99
    Qty in Cart: 0
    Price:
    $466.99
    Subtotal:
  • Smooth Aluminum 22 Inch Deck Plate Filler Section

    Smooth Aluminum 22 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $294.99
    22 Inch Smooth Aluminum Deck Plate Filler SectionDress up your truck with this lightweight smooth aluminum 22-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate...
    09-050300022
    SKU:
    09-050300022
    Truck Class:
    Universal
    Make:
    Universal Items
    Finish Options:
    Smooth
    Style Options:
    Surface Mount
    Material Options:
    Aluminum
    Product Type:
    Frame & Chassis
    $294.99
    Qty in Cart: 0
    Price:
    $294.99
    Subtotal:
  • 304 Stainless Steel 22 Inch Deck Plate Filler Section

    304 Stainless Steel 22 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $453.99
    22 Inch 304 Stainless Steel Deck Plate Filler SectionDress up your truck with this stainless steel 22-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate filler...
    09-050300021
    SKU:
    09-050300021
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Style Options:
    Surface Mount
    Product Type:
    Frame & Chassis
    $453.99
    Qty in Cart: 0
    Price:
    $453.99
    Subtotal:
  • Smooth Aluminum 24 Inch Deck Plate Filler Section

    Smooth Aluminum 24 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $310.99
    24 Inch Smooth Aluminum Deck Plate Filler SectionDress up your truck with this lightweight smooth aluminum 24-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate...
    09-050300020
    SKU:
    09-050300020
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Aluminum
    Style Options:
    Surface Mount
    Finish Options:
    Smooth
    Product Type:
    Frame & Chassis
    $310.99
    Qty in Cart: 0
    Price:
    $310.99
    Subtotal:
  • 304 Stainless Steel 20 Inch Deck Plate Filler Section

    304 Stainless Steel 20 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $436.99
    20 Inch 304 Stainless Steel Deck Plate Filler SectionDress up your truck with this stainless steel 20-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate filler...
    09-050300019
    SKU:
    09-050300019
    Truck Class:
    Universal
    Make:
    Universal Items
    Style Options:
    Surface Mount
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    $436.99
    Qty in Cart: 0
    Price:
    $436.99
    Subtotal:
  • Smooth Aluminum 18 Inch Deck Plate Filler Section

    Smooth Aluminum 18 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $265.99
    18 Inch Smooth Aluminum Deck Plate Filler SectionDress up your truck with this lightweight smooth aluminum 18-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate...
    09-050300018
    SKU:
    09-050300018
    Truck Class:
    Universal
    Make:
    Universal Items
    Finish Options:
    Smooth
    Style Options:
    Surface Mount
    Material Options:
    Aluminum
    Product Type:
    Frame & Chassis
    $265.99
    Qty in Cart: 0
    Price:
    $265.99
    Subtotal:
  • 304 Stainless Steel 18 Inch Deck Plate Filler Section

    304 Stainless Steel 18 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $405.99
    18 Inch 304 Stainless Steel Deck Plate Filler SectionDress up your truck with this lightweight smooth stainless steel 14-inch plate filler. Part of Iowa Customs patented sectional deck place system,...
    09-050300017
    SKU:
    09-050300017
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Stainless Steel
    Style Options:
    Surface Mount
    Product Type:
    Frame & Chassis
    $405.99
    Qty in Cart: 0
    Price:
    $405.99
    Subtotal:
  • Smooth Aluminum 16 Inch Deck Plate Filler Section

    Smooth Aluminum 16 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $204.99
    16 Inch Smooth Aluminum Deck Plate Filler SectionDress up your truck with this lightweight smooth aluminum 16-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate...
    09-050300016
    SKU:
    09-050300016
    Truck Class:
    Universal
    Make:
    Universal Items
    Material Options:
    Aluminum
    Finish Options:
    Smooth
    Style Options:
    Surface Mount
    Product Type:
    Frame & Chassis
    $204.99
    Qty in Cart: 0
    Price:
    $204.99
    Subtotal:
  • 304 Stainless Steel 16 Inch Deck Plate Filler Section

    304 Stainless Steel 16 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $311.99
    16 Inch 304 Stainless Steel Deck Plate Filler SectionDress up your truck with this stainless steel 16-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate filler...
    09-050300015
    SKU:
    09-050300015
    Truck Class:
    Universal
    Make:
    Universal Items
    Style Options:
    Surface Mount
    Material Options:
    Stainless Steel
    Product Type:
    Frame & Chassis
    $311.99
    Qty in Cart: 0
    Price:
    $311.99
    Subtotal:
  • Smooth Aluminum 14 Inch Deck Plate Filler Section

    Smooth Aluminum 14 Inch Deck Plate Filler Section

    IOWA CUSTOMS

    $178.99
    14 Inch Smooth Aluminum Deck Plate Filler SectionDress up your truck with this lightweight smooth aluminum 14-inch plate filler. Part of Iowa Customs patented sectional deck place system, this plate...
    09-050300014
    SKU:
    09-050300014
    Truck Class:
    Universal
    Make:
    Universal Items
    Finish Options:
    Smooth
    Style Options:
    Surface Mount
    Material Options:
    Aluminum
    Product Type:
    Frame & Chassis
    $178.99
    Qty in Cart: 0
    Price:
    $178.99
    Subtotal:
  • Total: items /

Adding your products to cart

Shop for GMC TopKick Frame & Chassis Parts. Keep your GMC TopKick in top shape with frame, chassis, suspension, and brake parts that are built to last. From rugged aluminum fuel tanks and frame steps to heavy-duty brakes and suspension upgrades, we've got what you need to maintain or customize your rig. These parts are used on other popular truck brands Mack, Kenworth, and Peterbilt, delivering enhanced durability and a reliable performance. Whether it's routine maintenance or a custom build, you'll find the right gear to get the job done.

Frequently Asked Questions About GMC TopKick Truck Frame & Chassis

What components are included in a truck frame and chassis?

This category covers the structural frame rails and chassis components that form the backbone of your GMC TopKick, including frame sections, crossmembers, and related mounting hardware. These parts support the cab, bed, drivetrain, and suspension systems, so quality and proper fitment are critical.

How do I know if a frame or chassis part will fit my specific GMC TopKick model year?

Frame and chassis components can vary by wheelbase, cab configuration, and model year, so it is important to have your VIN and truck specifications on hand when ordering. If you are unsure about fitment, reach out to our parts specialists before purchasing to confirm compatibility with your specific TopKick setup.

Are these frame and chassis parts new, used, or reconditioned?

We offer a mix of new, used, and reconditioned frame and chassis parts depending on availability. Each listing specifies the condition of the part, and used components are inspected for structural integrity before being made available for sale.

What should I check before installing a replacement frame or chassis component?

Before installation, inspect the part for any shipping damage, verify that mounting holes and dimensions match your existing setup, and check for rust or corrosion if the part is used. Frame and chassis work often requires proper lifting equipment and alignment checks, so we recommend having the installation performed by a qualified technician familiar with medium-duty truck frames.

Will replacing a frame or chassis component affect my truck's structural integrity or warranty?

Frame and chassis parts are structural, so proper installation and alignment are essential to maintaining your truck's safety and performance. If your truck is still under any manufacturer or aftermarket warranty, check with the warranty provider before making frame modifications, as structural repairs or replacements can sometimes impact coverage.


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