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SITRAK C9H 6×4 Prime Mover

660 horsepower. Built for Australia's longest hauls.

SITRAK's flagship prime mover. The C9H 6×4 delivers class-leading power with a 660hp WP15 engine, ZF 12-speed AMT and a comprehensive suite of European safety technology.

660
hp
3,200
Nm torque
6×4
configuration
SITRAK C9H 6×4 Prime Mover — available from KBT Ventures

C9H 6×4 in detail.

SITRAK C9H 6×4 Prime Mover — image 1 of 2
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About the C9H 6×4

The SITRAK C9H 6×4 Prime Mover represents the pinnacle of SITRAK's long-haul capability. Powered by the WP15H660E62A engine producing 660 horsepower and matched to a ZF 12-speed automated transmission, the C9H is engineered for the relentless demands of Australian interstate freight. The cab offers an expansive, ergonomically-designed driver environment with advanced connectivity and a full complement of active safety systems including EBS, ACC, AEBS, and a WABCO radar system with 360-degree surround view. Differential and cross locks ensure confident traction across challenging terrain, while alloy rims and lightweight air tanks contribute to competitive payload capacity.

What sets it apart.

  • WP15H660E62A engine — 660hp / 3,200 Nm peak torque
  • ZF 12TX3221TO 12-speed Automated Manual Transmission
  • ZF Retarder (Standard)
  • JOST fifth wheel
  • Bosch 8098 power-assisted steering
  • WABCO brake control system
  • Voss pneumatic connector
  • Differential and inter-axle cross locks
  • Alloy wheels and alloy air tanks (weight saving)
  • 1,000 L fuel tank
  • 90 L AdBlue tank
  • LCD colour instrument display
  • 220V / 1,000W inverter
  • 240 Ah battery
  • LED automatic sensing headlights
  • Full compliance with Australian Design Rules (ADR)

Driver safety technology.

  • Electronic Braking System (EBS)
  • Adaptive Cruise Control (ACC)
  • Advanced Emergency Braking System (AEBS)
  • Hill-start Assist System (HAS)
  • Forward Collision Warning System (FCWS)
  • WABCO radar
  • 360-degree surround view camera
  • Driver safety airbag

Technical specifications.

Engine

ModelWP15H660E62A
Power660 hp
Torque3,200 Nm
Displacement15.3L
Configuration6-cylinder inline
Emission StandardEuro 6

Drivetrain

TransmissionZF 12TX3221TO — 12-speed Automated Manual Transmission (AMT), ZF Retarder (Standard)
Axle Configuration6×4
Fifth WheelJOST fifth wheel
SteeringBosch 8098 power-assisted hydraulic steering

Dimensions

Length7,042 mm
Width2,500 mm
Height3,980 mm
Track (Front)2041 mm
Track (Rear)1830 mm
Approach Angle14°
Departure Angle26°

Suspension

FrontNon-independent, 3-leaf parabolic
RearNon-independent, 8 air bags
Cab4-point full air suspension

Brakes

Service BrakesEBS pneumatic disc/drum combination
Parking BrakeSpring stored energy air cut
Retarder / ExhaustZF Retarder (Standard) + Jake Engine Brake

Fuel & Capacity

Fuel Capacity1,000 L
AdBlue Capacity90 L
GCM90,000 kg
GVM25,000 kg
Download Full Specification Sheet
Official SITRAK brochure — PDF format
Download PDF

Where the C9H 6×4 works best.

Interstate long-haul freight
B-train and road-train operations
Heavy general freight
Container transport
Bulk commodity haulage

Common questions.

What warranty does the C9H 6×4 Prime Mover carry?
The C9H 6×4 Prime Mover is covered by SITRAK's standard warranty: 3 years or 600,000 km for cab and chassis, and 3 years or 1,000,000 km for the driveline — whichever occurs first from the warranty start date.
Is the C9H ADR-compliant for Australian roads?
Yes. The C9H 6×4 Prime Mover is fully compliant with all Australian Design Rules (ADR), making it road-legal across all Australian states and territories.
What emission standard does the C9H engine meet?
The WP15H660E62A engine meets Euro 6 emission standards, the most stringent currently mandated in Australia.
Can the C9H operate in B-train or road-train configuration?
Yes. The C9H 6×4 is designed for multi-trailer configurations including B-train operations, with the JOST fifth wheel and WABCO brake system specified to support these applications.

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