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Advertised pricing excludes applicable taxes title and licensing, dealer set up, destination, reconditioning and are subject to change without notice. Pricing may exclude any added parts, accessories or installation unless otherwise noted. Sale prices include all applicable offers. Not all options listed available on pre-owned models. Contact dealer for details. All photos are stock photos. Acutal units may vary.

Western Star 47X 4200 Gallon Septic Truck


Western Star 47X with a 4200 Gallon Aluminum Single Compartment tank,

4″ Inlet with riser and a 6″ Dump. 

Optional Front inlet and Rear inlet with no riser available upon request. 

Vacuum System Powered by a National Vacuum Equipment 4310 Vacuum Blower (940 CFM).

Truck has one large diamond plated toolbox on the passenger side frame rail for additional storage. 

Three Units Available. One Ready to go now! Other two in production. 

Call 866-789-9440 Or fill out the contact form below!


Brand New 2025 Western Star 47X 4200 Gallon Septic Truck.

L9 Cummins With an Allision Transmission.

Septic Tank Package mounted to the chassis includes.

4200 Gallon Single Compartment Aluminum tank.

  • 12″ Low Pro Primary Shutoff
  • 20″ Manway on top of tank
  • 20″ Rear manway with Dump.
  • Work lights on top of tank at rear
  • 2 Rear hose hooks
  • 1 Ladder on driver side to access top of tank
  • Full length aluminum hose trays.
  • Diamond plate hose protector’s on side of tank
  • (3) 5″ rear sight eyes
  • 4″ Rear Inlet With Riser
  • 6″ Rear Dump

Vacuum Pump

  • NVE 4310 Vacuum Blower (940 CFM)
  • Driven by a Muncie Soft Start PTO, Controls in the cab.
  • Horizontal Moisture Trap
  • (3) Pressure Reliefs valves.

Optional Front inlet, and Rear Inlet W/ NO riser.

Call Today 303-789-9440




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