The Ford F-Series F-150 X Regular Cab, equipped with the 5.4-liter V8 Triton engine and a four-speed automatic transmission, was a mainstay of Ford’s full-size pickup truck lineup from 1999 to 2004. This configuration represented a mid-range offering within the tenth generation (1997-2003) F-150 series, positioned between the base models with smaller engines and the higher-performance trims featuring the larger 5.4L or 6.8L V10 engines. The F-150, consistently a best-selling vehicle in the United States, catered to a broad spectrum of buyers, from those needing a work truck to individuals seeking a capable and comfortable daily driver. This particular variant aimed to balance power, capability, and affordability.
Technical Specifications
| Brand | Ford |
| Model | F-Series F-150 |
| Generation | F-Series F-150 X Regular Cab |
| Type (Engine) | 5.4 V8 Triton (260 Hp) 4×4 Automatic |
| Start of production | 1999 |
| End of production | 2004 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 3 |
| Doors | 2 |
| Fuel Type | Petrol (Gasoline) |
| Power | 260 Hp @ 4500 rpm |
| Power per litre | 48.1 Hp/l |
| Torque | 475 Nm @ 2500 rpm / 350.34 lb.-ft. @ 2500 rpm |
| Engine layout | Front, Longitudinal |
| Engine displacement | 5408 cm3 / 330.02 cu. in. |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 90.17 mm / 3.55 in. |
| Piston Stroke | 105.66 mm / 4.16 in. |
| Compression ratio | 9:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | SOHC |
| Engine oil capacity | 5.7 l / 6.02 US qt | 5.02 UK qt |
| Coolant | 22.6 l / 23.88 US qt | 19.89 UK qt |
| Max. weight | 2858 kg / 6300.81 lbs |
| Trunk (boot) space – minimum | 1422 l / 50.22 cu. ft |
| Trunk (boot) space – maximum | 2056 l / 72.61 cu. ft |
| Fuel tank capacity | 93-114 l / 24.57 – 30.12 US gal | 20.46 – 25.08 UK gal |
| Permitted trailer load with brakes (12%) | 3765 kg / 8300.4 lbs |
| Length | 5263-5735 mm / 207.2 – 225.79 in. |
| Width | 2017 mm / 79.41 in. |
| Height | 1935 mm / 76.18 in. |
| Wheelbase | 3053-3526 mm / 120.2 – 138.82 in. |
| Front overhang | 983 mm / 38.7 in. |
| Rear overhang | 1227 mm / 48.31 in. |
| Ride height (ground clearance) | 206 mm / 8.11 in. |
| Approach angle | 26° |
| Departure angle | 19.9° |
| Ramp-over (brakeover) angle | 21.7° |
| Wading depth | 922 mm / 36.3 in. |
| 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 | 4 gears, automatic transmission |
| Front suspension | Torsion |
| Rear suspension | Leaf spring |
| Front brakes | Ventilated discs, 308 mm |
| Rear brakes | Ventilated discs, 335 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Cone worm with recirculation balls |
| Power steering | Electric Steering |
| Tires size | 235/70 R16 |
| Wheel rims size | 16 |
Powertrain & Engine Architecture
The heart of this F-150 X was the 5.4-liter Triton V8 engine. This engine, part of Ford’s modular engine family, featured a single overhead camshaft (SOHC) design with two valves per cylinder. The engine code varied slightly depending on the specific year, but generally fell within the range of earlier Triton variants. The multi-port fuel injection system delivered fuel directly to each cylinder, optimizing combustion. The 9:1 compression ratio was a compromise between performance and durability, allowing the engine to run on regular unleaded gasoline. Paired with this engine was a four-speed automatic transmission, designed for smooth shifting and reliable operation. While not as sophisticated as later transmissions with more gears, it was well-suited to the truck’s intended use. The 4×4 system employed an electronically or mechanically engaged clutch to switch between two-wheel drive and four-wheel drive, providing enhanced traction in challenging conditions.
Driving Characteristics
The 260 horsepower and 350 lb-ft of torque provided by the 5.4L Triton engine offered a reasonable level of performance for everyday driving and moderate towing. However, compared to the higher-output versions of the 5.4L or the 6.8L V10, this configuration felt less powerful, particularly when fully loaded or climbing steep inclines. The four-speed automatic transmission, while reliable, had wider gear ratios than more modern transmissions, which could result in noticeable shifts and a less refined driving experience. Acceleration was adequate, but not brisk. The truck excelled in situations requiring consistent torque, such as hauling materials or navigating rough terrain. The 4×4 system provided confident traction in slippery conditions, making it a capable workhorse.
Equipment & Trim Levels
The F-150 X Regular Cab with the 5.4L engine and automatic transmission typically included standard features such as air conditioning, a basic AM/FM radio, and cloth upholstery. Power windows and locks were often optional extras. The interior was functional and durable, designed to withstand the rigors of truck ownership. Higher trim levels, such as the XLT, offered additional features like upgraded upholstery, a better sound system, and chrome exterior trim. Popular options included a towing package, which added a trailer hitch, wiring harness, and heavy-duty cooling system. The Regular Cab configuration featured a bench seat, accommodating three passengers, although rear seat space was limited.
Chassis & Braking
The F-150 X Regular Cab utilized a body-on-frame construction, providing a robust and durable platform. The front suspension employed torsion bars, while the rear suspension featured leaf springs. This setup was designed to handle heavy loads and provide a comfortable ride. Braking duties were handled by ventilated disc brakes on all four wheels, with ABS (Anti-lock Braking System) as a standard feature. The braking system was adequate for the truck’s weight and performance, but lacked the sophistication of more modern braking systems. The truck’s relatively high ground clearance (8.11 inches) allowed it to navigate rough terrain with ease.
Market Reception & Comparison
The F-150 X Regular Cab with the 5.4L engine and automatic transmission was generally well-received by consumers and critics alike. It offered a good balance of power, capability, and affordability. However, some reviewers noted that the four-speed automatic transmission felt dated compared to the transmissions offered in competing trucks. Fuel economy was typical for a full-size pickup truck of that era, averaging around 14-16 mpg in city driving and 17-19 mpg on the highway. Compared to the smaller V6 engines, the 5.4L offered significantly more power and towing capacity. Compared to the larger V8 and V10 engines, it was more affordable and offered slightly better fuel economy.
Legacy
The 5.4-liter Triton V8 engine, despite some early issues with spark plug breakage, proved to be a relatively reliable powertrain when properly maintained. The four-speed automatic transmission is also known for its durability. Today, these F-150s can be found in the used car market at relatively affordable prices. They remain popular choices for those seeking a capable and dependable work truck or a classic American pickup. However, potential buyers should be aware of the potential for rust, particularly in areas with harsh winters. Regular maintenance, including oil changes and fluid checks, is essential to ensure the long-term reliability of these trucks.
