Slip In Bodies


Western Truck Body Mfg. has a Slip In Unit to fit your every need. Available in either 100% Aluminum or Fiberglass Composite material these units can provide you with maximum functionality as well as excellent protection against theft and damage. Our lightweight, durable Slip In Units are easily transferable to a new truck making them a convenient and economical option.

WTB Aluminum Slip-Ins
Western Truck Body Mfg. offers a complete line of durable Slip In Service Units. Our aluminum Slip in Unit drops directly into your 8’ factory truck box; making them lightweight and easily transferable between vehicles.  We offer stock units or you can customize your unit to afford full functionality to your specific storage needs.  Please call Western Truck Body for available in-stock units.

Benefits and Features:

  • 100% Aluminum construction
  • Light weight and durable
  • Completely enclosed
  • Water tight and dustproof
  • Four side cabinets and centre area provide 147 sq. ft. of storage
  • Cabinets vented to prevent condensation
  • Side doors dinge down to rest on bumpers, allowing easy access to side cabinet
  • Rear double doors open to rest against tailgate cables
  • Aerodynamic design for better fuel economy
  • Aluminum single panel doors with Western Truck Body patented adjustable cam lock system; anti-theft benefits

Maranda Composite Slip-Ins
Maranda Slip-In units are the ultimate in lightweight durable mobile work-shops. Available to fit most trucks in the full size category with a 6.5’ to 8’ bed length they provide superior aerodynamics and fuel efficiency. Made of fiberglass with a UV resistant white gelcoat Maranda composite bodies are lighter in weight and designed with ease in mind; designed to be moved from one truck to another, fully loaded, in less than 30 minutes. Please call Western Truck Body for available in-stock units.

Benefits and Features:

  • One piece unibody capsule
  • Fiberglass composition with UV resistant gel coat
  • Easy to customize
  • Full size rear doors provide easy access to the cargo area
  • 10 year Limited Warranty
  • Low profile allows access into most commercial garages