The Isuzu D-Max III Space Cab 3.0d (190 Hp) 4WD is a mid-size pickup truck produced by Isuzu from 2020 to 2023. Representing the third generation of the D-Max, this variant specifically caters to markets requiring a versatile workhorse with enhanced off-road capability. The Space Cab configuration offers a compromise between passenger space and cargo bed length, making it suitable for both commercial and personal use. This model played a significant role in Isuzu’s global strategy, particularly in regions like Australia, Europe, and South America, where pickup trucks are highly popular.
Technical Specifications
| Brand | Isuzu |
| Model | D-Max |
| Generation | D-Max III Space Cab |
| Type (Engine) | 3.0d (190 Hp) 4WD |
| Start of production | 2020 year |
| End of production | 2023 year |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 4 |
| Doors | 2 |
| Fuel consumption (urban) | 10.2 l/100 km (23.1 US mpg, 27.7 UK mpg, 9.8 km/l) |
| Fuel consumption (extra urban) | 6.7 l/100 km (35.1 US mpg, 42.2 UK mpg, 14.9 km/l) |
| Fuel consumption (combined) | 8 l/100 km (29.4 US mpg, 35.3 UK mpg, 12.5 km/l) |
| CO2 emissions | 206 g/km |
| Fuel Type | Diesel |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 9.7 kg/Hp, 102.7 Hp/tonne |
| Weight-to-torque ratio | 4.1 kg/Nm, 243.2 Nm/tonne |
| Power | 190 Hp @ 3600 rpm |
| Power per litre | 63.4 Hp/l |
| Torque | 450 Nm @ 1600-2600 rpm (331.9 lb.-ft. @ 1600-2600 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | 4JJ3-TCX |
| Engine displacement | 2999 cm3 (183.01 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 95.4 mm (3.76 in.) |
| Piston Stroke | 104.9 mm (4.13 in.) |
| Compression ratio | 16.3:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 7.5 l (7.93 US qt | 6.6 UK qt) |
| Kerb Weight | 1850 kg (4078.55 lbs.) |
| Max. weight | 3100 kg (6834.33 lbs.) |
| Max load | 1250 kg (2755.78 lbs.) |
| Fuel tank capacity | 76 l (20.08 US gal | 16.72 UK gal) |
| Permitted trailer load with brakes (12%) | 3500 kg (7716.18 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 350 kg (771.62 lbs.) |
| Length | 5285 mm (208.07 in.) |
| Width | 1870 mm (73.62 in.) |
| Height | 1800 mm (70.87 in.) |
| Wheelbase | 3125 mm (123.03 in.) |
| Front track | 1570 mm (61.81 in.) |
| Rear (Back) track | 1570 mm (61.81 in.) |
| Front overhang | 890 mm (35.04 in.) |
| Rear overhang | 1270 mm (50 in.) |
| Ride height (ground clearance) | 235 mm (9.25 in.) |
| Minimum turning circle (turning diameter) | 12.5 m (41.01 ft.) |
| Approach angle | 30° |
| Departure angle | 27° |
| Ramp-over (brakeover) angle | 23.9° |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels permanently, and the front wheels are driven through an electrically or mechanically operated clutch if necessary. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Double wishbone |
| Rear suspension | Leaf spring |
| Front brakes | Ventilated discs, 320 mm |
| Rear brakes | Drum, 295 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 255/65 R17 |
| Wheel rims size | 7J x 17 |
Powertrain & Engine Architecture
The heart of the D-Max III Space Cab 3.0d is the Isuzu 4JJ3-TCX engine, a 2.999-liter (183.01 cubic inches) inline-four cylinder diesel. This engine is a direct descendant of Isuzu’s long-standing tradition of robust and reliable diesel engines. The 4JJ3-TCX features a common rail direct injection system, delivering fuel at extremely high pressure for optimized combustion. A variable geometry turbocharger (VGT) and intercooler work in tandem to boost power and torque while managing exhaust gas temperatures. The engine utilizes a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, enhancing volumetric efficiency. The 6-speed manual transmission provides a balance between fuel efficiency and driver control. The engine is longitudinally mounted, contributing to a more balanced weight distribution.
Driving Characteristics
The 190 horsepower and 450 Nm (331.9 lb-ft) of torque provide adequate performance for typical pickup truck duties. While not a performance-oriented vehicle, the D-Max 3.0d offers sufficient power for hauling loads and navigating varied terrain. The manual transmission allows for precise gear selection, and the engine’s torque curve provides strong pulling power from relatively low RPMs. Compared to lower-powered D-Max variants, the 3.0d offers a noticeable improvement in acceleration and overall responsiveness. However, it doesn’t match the refinement or outright speed of some competitors equipped with more modern automatic transmissions. The 4WD system provides enhanced traction in off-road conditions, making it a capable work vehicle on construction sites or rural properties.
Equipment & Trim Levels
The Space Cab configuration of the D-Max III typically included features like air conditioning, power windows, and a basic audio system as standard equipment. Higher trim levels added amenities such as alloy wheels, a touchscreen infotainment system with Bluetooth connectivity, and a reversing camera. Safety features generally included ABS brakes, driver and passenger airbags, and electronic stability control. The Space Cab offered a rear seating area, though it was more compact than a full crew cab, making it suitable for occasional passengers or storage of tools and equipment. Optional extras included a tow bar, bed liner, and upgraded audio systems.
Chassis & Braking
The D-Max III utilizes a robust ladder-frame chassis, providing a solid foundation for its work-oriented design. The front suspension consists of double wishbones, while the rear suspension employs leaf springs, a traditional setup for pickup trucks known for its durability and load-carrying capacity. The braking system features ventilated discs on the front wheels and drum brakes on the rear. The use of drum brakes on the rear was a cost-saving measure common in this segment, though it did impact overall braking performance compared to all-disc setups. The electric power steering provides a reasonable level of assistance, though it lacks the feel and feedback of hydraulic systems.
Market Reception & Comparison
The Isuzu D-Max III Space Cab 3.0d (190 Hp) 4WD was generally well-received in markets where pickup trucks are popular. Critics praised its robust build quality, reliable engine, and capable 4WD system. However, some reviewers noted that the interior was somewhat basic compared to competitors, and the ride quality could be firm when unladen. Compared to the lower-powered 2.5-liter D-Max variants, the 3.0d offered a significant performance upgrade, making it a more suitable choice for those who frequently tow or carry heavy loads. Fuel economy was competitive for a vehicle of its size and type, and the 4JJ3-TCX engine proved to be remarkably durable.
Legacy
The Isuzu D-Max III, and specifically the 3.0d variants, have established a reputation for long-term reliability and durability. The 4JJ3-TCX engine is known for its ability to withstand high mileage with proper maintenance. In the used car market, these models continue to hold their value, particularly those that have been well-maintained and haven’t been subjected to excessive abuse. The D-Max III represents a solid and dependable choice for buyers seeking a practical and capable pickup truck.
