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Introducing the International Tandem Axle Septic Truck

Welcome to the International HV tandem axle septic truck, one of the top available septic trucks on the market. What makes it so superior to other septic trucks?

Let’s take a look at some of its key features:

  • It comes with a double-sided galvanized steel cab for long-term durability
  • Its wide-track axles provide maximum mobility with an up to 50-degree wheel cut
  • It has a GVW rating of 68,000 lbs
  • Its all-new HVAC system is designed for reliability and it now includes a high-performance MAX defrost system suited to our Canadian winters
  • It comes with air disc brakes with ABS and optional traction control, and has a front axle capacity of 16,000 lbs and rear axle capacity of 40,000 lbs.
  • It’s built with a heat-treated alloy steel frame with an 11.25 x.5” thick super single-rail and has wheelbase options ranging from 128-311”

Under the Hood:

  • Our HV607 septic trucks are built with the reliable and powerful Cummins L9 engine or the Cummins B6.7. The HV607 comes with up to 450 Horsepower.
  • It’s built with a reliable Allison auto 6-speed transmission.


  • Our HV607 septic trucks feature the industry-leading Diamond Logic® electrical system which comes with over 200 pre-programmed tasks and safety interlocks to keep the equipment and operators safe.
  • The spacious DriverFirst interior provides a roomy cab with easily visible and accessible switches and gauges. 


  • This HV is set up with a Glendale VST industrial vacuum tank capable of holding up to 3,000 gallons, meaning you’ll be making far fewer trips to the dump site.
  • It has a 6ft by 16ft ¼” plate shell that’s double-welded inside and out
  • It has as 14-gallon secondary moisture trap completed with a 4-inch stainless steel float ball and a brain drain valve
  • It’s 21” access door is completed with a 6” brass piston dump valve and handle, cam lock coupler and dust cap
  • It has two – 4’ sight eyes and four spot/floodlights for maximum visibility, especially at night
  • The tank interior is sandblasted and epoxy lined, and the exterior is sandblasted, epoxy primed, and powder painted white
  • It comes with 2 – 3”x30’ loading hoses and rear hose holders, rear pull hooks, rear mudflaps and hangers, and an access ladder to make any job simpler and more efficient.
  • Make sure to ask your Maxim sales rep for operational videos as well as full parts catalogues for our septic trucks.
Click here for the full International HV Brochure