Aluminum Flatbed Haulers

Your search for an aluminum gooseneck hitch body that is both lightweight AND strong is over.

The Knapheide PGTB Aluminum Gooseneck Body features our superior aluminum construction methods. What does this mean? This means a rugged work body that is 40 percent lighter than steel to provide more payload for the haul. With a gooseneck hitch system rated at 30,000 lbs. you can rest assured that this aluminum flatbed can handle your heaviest of loads. The aluminum construction gives you better protection against corrosion ensuring your aluminum truck bed will last for years to come.

Never settle for an aluminum flatbed that is second-best.

Request a Quote

Complete our online quote request form and we'll help you get in touch with the right Knapheide distributor or dealer to meet your needs and get you a vehicle quote.

Body Construction

Composed of Military-grade aluminum extrusions and Marine-grade aluminum sheeting, resulting in a body that is 40% lighter than steel, returning payload back to the operator.

B&W Turnoverball® hitch

B&W Turnoverball® hitch rated for 30,000 lb. gross trailer weight and 7,500 tongue weight.

Military-Grade Flooring

Military-grade aluminum extruded floor planks perform double-duty, providing exceptional styling and strength for the floor, as well as unmatched structural strength as the cross sills.

Marker Lights

All marker, clearance, and I.D. lights are LED.

LED Lighting

Bulkhead and rear skirt has integrated oval stop, tail, turn and back-up LED lights.


Integrated under body tie downs provide a reinforced location for attaching cargo tie down straps.

Stake Pockets

Reinforced stake pockets are sized to accept Knapheide side options.


Aerospace design and assembly for unmatched durability


Contoured bulkhead with stylized screened window provides maximum visibility and safety.

Side Rails

Side rails are extruded Military-grade aluminum channel with a tapered edge, providing protection to the floor planks and allowing for cargo and product to be loaded and unloaded without damage.

Long Sills

Long sills are an extruded aluminum structural channel.

Integrated Fuel Fill

Integrated driver side fuel fill for added convenience. Placement dependent upon length of body.

Rub Rails

External 3/8" thick, Military-grade aluminum rub rails are attached to the sides with EcoGuard hardware to eliminate the interaction between the steel and aluminum for easy replacement in the event of damage.

Stake Racks

Secure your cargo with lightweight stake racks for aluminum gooseneck bodies.

Receiver Hitch

Integrated receiver hitch located at the rear of the platform. Receiver hitch is available with a 12,000 lb rating or a 21,000 lb rating.

Actual LengthActual WidthChassis CAModelNet Weight (lbs)Long Sill Spacing
Single Rear Wheel
Dual Rear Wheel
F- Ford specific 40" and 56" CA for MY 2017 and later vehicles; G- GM specific 42" and 56" CA for MY 2011 and later vehicles; R- RAM specific 36" and 56" CA for MY 2013 and later vehicles.
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