2025 Isuzu F Series FYJ 320-255 AT R58

FOR SALE: 2025 Isuzu FYJ 320-355 AT R58 – 8x4 – 355HP – Heavy Duty Cab Chassis

Brand new 2025 Isuzu FYJ 320-355 AT R58 8x4, purpose-built for serious heavy-duty rigid applications. This twin-steer 8x4 platform delivers exceptional load capacity, strong mid-range torque and advanced safety technology.

Configured in the R58 5770mm wheelbase option, offering the ideal balance between body length flexibility and manoeuvrability.

Vehicle Overview:

• Brand new 2025 model
• 8x4 twin steer configuration
• 5770mm wheelbase (R58)
• Allison 4430 GEN 6 Automatic Transmission
• GVM: 32,000kg
• GCM: 32,000kg (45,000kg with approved towing controls)

Weights & Payload (FYJ R58):

• Tare weight (cab chassis): 8,385kg
• Available payload before body fitment (at 32,000kg GVM): approx. 23,615kg

Final usable payload will depend on body type and build weight.

With approved towing controls, this platform can operate at up to 45,000kg GCM, making it suitable for dog trailer applications where required.

Engine & Performance:

• Isuzu 6UZ1-TCC 6-cylinder turbo diesel
• 9.8L displacement
• 259kW (355HP) @ 2,000rpm
• 1,437Nm torque @ 1,400rpm
• Variable nozzle turbocharger with intercooler
• High-pressure common rail injection
• ADR 80/04 (Euro VI) compliant
• SCR, DPD and EGR emissions systems
• Air-controlled exhaust brake

Strong low-end torque and proven durability make this engine ideal for heavy tipper, hooklift and high-capacity rigid applications.

Chassis & Driveline:

• Twin steer front axle configuration
• Hendrickson HAS461 4-bag rear air suspension (21,000kg capacity)
• Meritor tandem drive rear axles (20,000kg capacity)
• Inter-axle and cross locks fitted
• Full air disc brakes with Electronic Braking System (EBS)
• 400L aluminium fuel tank
• Heavy-duty cold riveted ladder frame

Built for stability, load distribution and demanding vocational work.

Safety & Driver Assistance:

• Advanced Emergency Braking (AEB)
• Forward Collision Warning
• Full Speed Adaptive Cruise Control
• Lane Departure Warning
• Lane Keeping Assist
• Electronic Stability Control
• Adaptive Driving Beam (ADB)
• Driver and passenger airbags

Comprehensive ADAS safety suite designed for heavy commercial operation.

Cabin & Comfort:

• ISRI air suspension driver’s seat (heated & ventilated)
• Automatic climate control
• 10.1" touchscreen with integrated truck navigation
• Apple CarPlay & Android Auto
• Electro-hydraulic cab tilt
• ADR42 compliant sleeper space

Modern, driver-focused cabin suited to demanding operational environments.

The FYJ 320-355 R58 provides a premium heavy-duty foundation ideal for high-capacity tipper builds, hooklift applications, heavy tray setups or specialised rigid configurations.

Secure the truck now and configure the body to suit your operational requirements from the outset.

Available for immediate ordering and build coordination.

Inspection welcome. Enquiries encouraged.

Why Buy From Auto Group ?

When you purchase from Auto Group , you’re dealing with an established and reputable dealership group known for quality commercial vehicles and professional service.

• Trusted regional dealership with strong industry reputation
• Competitive finance options available
• Trade-ins welcome
• Professional and transparent sales process
• Assistance with body build coordination and customisation
• Ongoing support after purchase
• Servicing and maintenance options available for trucks purchased through us, making ongoing upkeep convenient and hassle-free

Buy with confidence from a dealership that supports you from initial order through to final delivery and beyond.

For full detailed specifications, click on the link below or copy and paste it into your search engine:
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Interested? Enquire now at