The Toyota Land Cruiser Prado J120, produced from 2002 to 2009, represented a significant evolution in Toyota’s long-standing tradition of robust, capable off-road vehicles. The variant equipped with the 4.0-liter V6 engine (1GR-FE) producing 249 horsepower and paired with a 5-speed Electronically Controlled Transmission (ECT) was a key offering, particularly from 2004 to 2007 in many markets. This configuration aimed to balance powerful performance with the convenience of an automatic transmission, catering to buyers who desired a comfortable and capable SUV for both on-road driving and moderate off-road excursions. The J120 Prado moved away from the solid front axle of its predecessor, adopting independent front suspension for improved ride quality and handling.
Technical Specifications
| Brand | Toyota |
| Model | Land Cruiser Prado |
| Generation | Land Cruiser Prado (J120) |
| Type (Engine) | 4.0 V6 (249 Hp) 4WD ECT |
| Start of production | 2004 |
| End of production | 2007 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 8 |
| Doors | 5 |
| Fuel consumption (urban) | 16.7 l/100 km (14.1 US mpg, 16.9 UK mpg, 6 km/l) |
| Fuel consumption (extra urban) | 9.8 l/100 km (24 US mpg, 28.8 UK mpg, 10.2 km/l) |
| Fuel consumption (combined) | 12.4 l/100 km (19 US mpg, 22.8 UK mpg, 8.1 km/l) |
| CO2 emissions | 291 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 9.1 sec |
| Acceleration 0 – 62 mph | 9.1 sec |
| Acceleration 0 – 60 mph | 8.6 sec |
| Maximum speed | 180 km/h (111.85 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 8 kg/Hp, 125.1 Hp/tonne |
| Weight-to-torque ratio | 5.2 kg/Nm, 191 Nm/tonne |
| Power | 249 Hp @ 5200 rpm |
| Torque | 380 Nm @ 3800 rpm (280.27 lb.-ft. @ 3800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | 1GR-FE |
| Engine displacement | 3955 cm3 (241.35 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 94 mm (3.7 in.) |
| Piston Stroke | 95 mm (3.74 in.) |
| Compression ratio | 10:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 5.2 l (5.49 US qt | 4.58 UK qt) |
| Coolant capacity | 9.8 l (10.36 US qt | 8.62 UK qt) |
| Kerb Weight | 1990-2030 kg (4387.2 – 4475.38 lbs.) |
| Max. weight | 2470 kg (5445.42 lbs.) |
| Max load | 440-480 kg (970.03 – 1058.22 lbs.) |
| Trunk (boot) space – minimum | 620 l (21.9 cu. ft.) |
| Trunk (boot) space – maximum | 1850 l (65.33 cu. ft.) |
| Fuel tank capacity | 87 l (22.98 US gal | 19.14 UK gal) |
| Max. roof load | 80 kg (176.37 lbs.) |
| Permitted trailer load with brakes (12%) | 2800 kg (6172.94 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 130 kg (286.6 lbs.) |
| Length | 4715 mm (185.63 in.) |
| Width | 1875 mm (73.82 in.) |
| Height | 1865 mm (73.43 in.) |
| Wheelbase | 2790 mm (109.84 in.) |
| Front track | 1575 mm (62.01 in.) |
| Rear (Back) track | 1575 mm (62.01 in.) |
| Ride height (ground clearance) | 220 mm (8.66 in.) |
| Minimum turning circle (turning diameter) | 11.4 m (37.4 ft.) |
| Approach angle | 31° |
| Departure angle | 29° |
| Ramp-over (brakeover) angle | 20° |
| Climb angle | 42° |
| Wading depth | 700 mm (27.56 in.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives permanently the four wheels of the vehicle. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 5 gears, automatic transmission ECT |
| Front suspension | Double wishbone |
| Rear suspension | Rigid axle suspension, Coil spring |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 265/65 R17 |
| Wheel rims size | 7.5J x 17 |
INTRODUCTION
The Toyota Land Cruiser Prado J120 4.0 V6 with the 5-speed automatic transmission, produced primarily between 2004 and 2007, occupied a mid-to-upper position within the J120 Prado lineup. It was positioned above the smaller displacement four-cylinder models and the diesel variants, offering a significant step up in performance and refinement. The J120 Prado was designed to appeal to families and individuals seeking a versatile SUV capable of handling both daily commutes and weekend adventures. It was sold globally, with significant presence in markets like Australia, the Middle East, Russia, and parts of Europe, though it wasn’t as widely available in the North American market, where the larger Land Cruiser (J200) was preferred.
Powertrain & Engine Architecture
The heart of this Prado variant is the 1GR-FE 4.0-liter V6 engine. This engine is a naturally aspirated, dual overhead camshaft (DOHC) design with four valves per cylinder. It utilizes a multi-port fuel injection system for precise fuel delivery. The 1GR-FE is known for its durability and relatively simple design, contributing to its long-term reliability. The engine produces 249 horsepower at 5200 rpm and 380 Nm (280 lb-ft) of torque at 3800 rpm. The 5-speed automatic transmission (ECT) was chosen for its smooth operation and convenience. While not the most technologically advanced transmission available at the time, it was well-suited to the engine’s characteristics and provided adequate performance for most driving situations. The transmission features electronic control for optimized shift points based on driving conditions.
Driving Characteristics
The 4.0L V6 automatic Prado delivers a comfortable and capable driving experience. Acceleration is brisk, with a 0-60 mph time of around 8.6 seconds. However, it’s not a particularly sporty SUV; the focus is on smooth power delivery and effortless cruising. The automatic transmission, while convenient, can sometimes feel a bit hesitant during quick overtaking maneuvers. Compared to the manual transmission versions, the automatic sacrifices some responsiveness. The Prado’s full-time four-wheel-drive system provides excellent traction in various conditions, making it a capable off-roader, though it’s not as extreme as some dedicated off-road vehicles. The independent front suspension contributes to a comfortable ride on paved roads, absorbing bumps and irregularities effectively.
Equipment & Trim Levels
The 4.0 V6 automatic Prado typically came well-equipped, though specific features varied depending on the market and optional packages. Standard equipment generally included air conditioning, power windows and locks, a CD player, and alloy wheels. Higher trim levels offered features such as leather upholstery, a sunroof, navigation system, and upgraded audio systems. Safety features like ABS (Anti-lock Braking System) were standard. Interior materials were generally of good quality, providing a comfortable and refined cabin environment.
Chassis & Braking
The J120 Prado features a body-on-frame construction, providing a robust and durable chassis. The front suspension utilizes a double wishbone setup, while the rear employs a rigid axle with coil springs. This combination offers a good balance between ride comfort and off-road capability. Braking duties are handled by ventilated disc brakes on all four wheels, providing adequate stopping power. The ABS system helps to maintain control during emergency braking situations.
Market Reception & Comparison
The 4.0 V6 automatic Prado was generally well-received by critics and buyers alike. It was praised for its comfortable ride, spacious interior, and strong engine. However, some reviewers noted that the fuel economy was relatively poor compared to the diesel variants. Compared to the 2.7-liter four-cylinder models, the V6 offered a significant performance advantage, but at a higher price point. The diesel versions, particularly the 3.0 D4-D, were favored by those prioritizing fuel efficiency and torque for towing. The V6 automatic Prado appealed to buyers who valued refinement and effortless performance over outright fuel economy.
Legacy
The Toyota Land Cruiser Prado J120 4.0 V6 automatic has proven to be a remarkably reliable vehicle. The 1GR-FE engine is known for its longevity, and the automatic transmission, while not without its quirks, has generally held up well over time. In the used car market, these Prados are still sought after for their durability, capability, and comfortable ride. Maintenance costs are generally reasonable, although parts can be expensive depending on the location. The J120 Prado remains a popular choice for those seeking a dependable and versatile SUV that can handle a variety of tasks.
