RH 6×4
Designed for heavy regional and linehaul work
The International RH 6×4 is a versatile heavy-duty truck suited to regional freight, construction support and linehaul operations across New Zealand. It balances strong payload capability with efficiency and driver comfort.
Powered by Cummins X15 e5 SCR engines with outputs up to 615hp and 2,050 lb-ft of torque, the RH 6×4 delivers reliable performance for demanding workloads. Eaton manual and Ultra-Shift transmissions, combined with Meritor axles and advanced suspension systems, ensure durability and smooth operation.
With NZ’s lowest tare cab and chassis for its class and a strong high tensile steel frame, the RH 6×4 is built to maximise payload while maintaining long-term reliability.
KEY
FEATURES
- Cummins X15 e5 SCR engine range
- Eaton RTLO or Ultra-Shift MXP transmissions
- Meritor MFS 143 Widetrack steer axle options
- Meritor RT40 or RT46 drive axles
- International Ride Optimised rear suspension
- Parabolic or electronic air front suspension
- Bendix ABS and Traction Control
- Knorr Trailer Control Module
- 762 MPa high tensile steel chassis frame
- NZ-spec low tare configuration
PERFORMANCE
& TECHNOLOGY
- Power ratings from 485hp to 615hp
- Torque up to 2,050 lb-ft
- Axle ratios from 3.7 to 4.3
- Manual or 2-pedal automated transmission options
- Disc or centrifugally cast drum brakes
- Strong gradeability for regional routes
- High GCM capability depending on spec
- PTO ready for auxiliary equipment
- Optimised fuel efficiency for long runs
- Built for consistent heavy payloads
COMFORT
& CONVENIENCE
- Spacious RH cab layout
- Air-suspended adjustable driver seat
- Climate-controlled HVAC system
- Digital driver information display
- Bluetooth connectivity
- USB charging ports
- Cruise control
- Multiple interior storage compartments
- Ergonomic control layout
- Reduced noise and vibration
SPECIFICATIONS
| Engine – Cummins | X15 e5 SCR | 485hp – 578hp @ 1850 lb/ft | 615hp @ 2050 lb/ft |
| Transmission – Eaton | RTLO 18918B – 20918B – 22918B | Ultra-Shift MXP 18E318 | Ultra-Shift MXP 20E318 (2 Pedal) |
| Steer Axle/s – Meritor | (1) MFS 143 Widetrack 6.5t | (1) MFS 143 Widetrack 7.2t | (2) MFS 143 Widetrack 13t |
| Front Suspensions | Parabolic 3 leaf, 6.5t | Parabolic 3 leaf, 7.2t | Electronic Controlled AIR 6.5t (2nd steer) |
| Drive Axles – Meritor | RT40-14X-5DER-GP, ratios 3.7-4.3 | RT46-160GP, ratios 3.9-4.3 | Tri-Drive, RT46-160GP |
| Rear Suspensions | Air: International Ride Optimised, General Duty | Air: International Ride Optimised, Heavy Duty | Air: Primaxx EX-Gen3, Heavy Duty / Tag: Hendrickson |
| Brakes | Cast and Centrifuge drums | Disc brakes, Bendix system | |
| Electronic Brake Systems | Bendix ABS | Bendix Traction Control (TC) | Knorr Trailer Control Module |
| Chassis Frames | 762mpa high tensile alloy steel | Maximum 260mm depth | Pierced to client specs |
| Tare Weight | NZ’s lowest tare cab and chassis; spec for spec, on all models | ||
| GVM and GCM Ratings | Individual ratings are subject to drivetrain components installed | ||
