Steel Platform Beds

Heavy-Hauler Junior flatbed truck bodies are designed with versatility in mind to meet various vocational needs.

The Heavy-Hauler Junior Platform Body is equipped with external rub rails, integrated tie down points and stake pockets, along with a heavy-duty bulkhead and robust flooring options. Add steel stake sides to a Heavy-Hauler Junior Platform Body to transition into a dedicated Stake Body, or choose a hoist for dumping applications.

The Heavy-Hauler Junior offers all the features you need to tackle tough jobs without breaking your budget.

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E-Coat Immersion

Knapheide Bodies are fully immersed in Knapheide's 12-step, electrodeposition prime paint system for superior corrosion resistance.


Choose from either 1/8" treadplate, 10 gauge smooth steel, or 2" pine flooring (shown), whichever best fits your application.

Long Sill Construction

Structural long sills with gusseted cross members | 5” on 12’ and shorter platforms | 7” on 14’ and longer platforms

Cross Member Structure

Formed, 11-gauge high strength (50,000 psi) cross members are spaced on 16” centers for 12’ and shorter platforms and 12” centers on 14’ and longer platforms.

Side and End Rails

Side and end rails constructed of formed 12-gauge high strength steel (50,000 psi).

Stake Pockets

Reinforced heavy duty stake pockets are sized to accept 2x4 lumber as well as a wide array of Knapheide side options.

Rub Rails

External rub rail constructed of 3/8” steel located on both sides and across the rear of the platform.


Under side of body receives additional corrosion protection with Knapheide's water-based undercoat.

Recessed LED Lighting

Recessed LED RID lights located on the front and back corners of the side rails and rear tail skirt for increased visibility.

Finish Paint

Durable oven-cured finish coat paint on top of Knapheide's exclusive electrodeposition prime paint for a clean overall appearance.

BH Bulkhead

Rectangular drop-in style bulkhead for pairing with stake racks. Compatible with all platforms.

BHR and BHRB Series Bulkhead

Rectangular bulkhead, heavy duty reinforced. Weld-on (BHR) and bolt-on (BHRB) style with punched window. Compatible with all platforms. Bulkhead material: 11-gauge high strength steel (102 Series 56” models are 10-gauge) Vertical post material: 11-gauge high strength steel outer post, 3” structural channel inner post

BHRT Bulkhead

Rectangular, weld-on style bulkhead with tapered corners and reinforced design. Compatible with all Knapheide Platforms.

Tie Downs

Swivel-style, D-ring tie-downs rated at 2,000 lbs. Ideal for securing large or heavy cargo during transit.

Rope Hooks

Constructed of 1/2" diameter steel rod and welded on the front side of cross sills

Underbody Sliding Tie Down Channel

Perfect for securing large or heavy cargo. Steel construction. Compatible with S-Line Storable 4" Winch.

Stake Racks

Available 28" or 40" height. Choose from interlocking clip style or simple quiet latch connection systems.


Available for Knapheide Platform, Gooseneck, Dump, and Forestry Bodies for additional storage capacity. Above or under body toolboxes available in multiple sizes to fit your application.


Practical storage solution for Dump or Platform bodies. Choose from straight or tapered design.


For Platform and Dump Bodies. Dimensions dependent upon chassis manufacturer. Under ride protection required by law and the ICC Bumper provides this protection. ICC Bumpers not needed when hitch is utilized.

Receiver Hitch

All Knapheide Platforms have receiver hitch options available for your hauling needs/demands. Includes under ride protection.

BHT Bulkhead

Tapered, drop-in style bulkhead with punched window. Compatible with platforms without racks or grain sides.

Refuse Sides

Available in multiple lengths. Used in variety of applications.

Actual LengthActual WidthChassis CAPine Wood Floor - ModelPine Wood Floor - Net Weight (lbs)Smooth Steel Floor - ModelSmooth Steel Floor - Net Weight (lbs)Treadplate Floor - ModelTreadplate Floor - Net Weight (lbs)
Dual Rear Wheel
Wide Applications
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