The Nissan Frontier I King Cab Long (D22) with the 2.4-liter engine and automatic transmission, produced from 2002 to 2004, represented a key offering in Nissan’s mid-size pickup truck lineup. This variant, part of the facelifted D22 generation introduced in 2000, aimed to provide a balance of affordability, practicality, and ease of use for buyers seeking a versatile truck. Positioned as an entry-level to mid-range option within the Frontier range, it catered to customers who didn’t require the higher performance of the V6 models but still desired the functionality of a King Cab configuration. The D22 series was Nissan’s first domestically produced full-size pickup truck, and the King Cab Long offered extended cab space for passengers or cargo.
Technical Specifications
| Brand | Nissan |
| Model | Frontier |
| Generation | Frontier I King Cab Long (D22, facelift 2000) |
| Type (Engine) | 2.4 (143 Hp) Automatic |
| Start of production | 2002 |
| End of production | 2004 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 4 |
| Doors | 2 |
| Fuel Type | Petrol (Gasoline) |
| Power | 143 Hp |
| Power per litre | 59.9 Hp/l |
| Engine Model/Code | KA24DE |
| Engine displacement | 2389 cm3 / 145.79 cu. in. |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 89 mm / 3.5 in. |
| Piston Stroke | 96 mm / 3.78 in. |
| Number of valves per cylinder | 4 |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 3.5 l / 3.7 US qt | 3.08 UK qt |
| Coolant | 7.1 l / 7.5 US qt | 6.25 UK qt |
| Length | 5153 mm / 202.87 in. |
| Width | 1808 mm / 71.18 in. |
| Height | 1605 mm / 63.19 in. |
| Wheelbase | 2950 mm / 116.14 in. |
| Front track | 1395 mm / 54.92 in. |
| Rear (Back) track | 1390 mm / 54.72 in. |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 4 gears, automatic transmission |
| Front suspension | Double wishbone |
| Rear suspension | Leaf spring |
| Front brakes | Ventilated discs |
| Rear brakes | Drum |
| Assisting systems | ABS (Anti-lock braking system) |
| Tires size | 225/70 R15; 225/70 R15; 255/65 R16; 265/55 R17 |
| Wheel rims size | 6.0J x 15; 7.0J x 15; 7.0J x 16; 7.0J x 17 |
Powertrain & Engine Architecture
The heart of this Frontier variant is the KA24DE 2.4-liter inline four-cylinder engine. This engine, a staple in Nissan’s lineup for many years, is known for its relative simplicity and durability. It features a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, contributing to reasonable power output for its displacement. Fuel delivery is managed by a multi-point fuel injection system. The KA24DE produces 143 horsepower and 157 lb-ft of torque. The engine’s design prioritized reliability and fuel efficiency over outright performance. The automatic transmission is a four-speed unit, designed to provide smooth and convenient shifting. While not offering the responsiveness of a manual transmission, it suited the target audience who prioritized ease of driving.
Driving Characteristics
The 2.4-liter engine paired with the four-speed automatic transmission delivers adequate, but not exhilarating, performance. Acceleration is modest, and the truck feels most comfortable cruising at highway speeds. The automatic transmission’s gear ratios are tuned for fuel economy and everyday usability, rather than aggressive acceleration. Compared to the available 3.3-liter V6 engine, the 2.4-liter version feels noticeably less powerful, especially when hauling heavy loads or climbing steep hills. However, for typical daily driving and light-duty tasks, the 2.4-liter provides sufficient power. The rear-wheel-drive configuration offers a traditional truck feel, and the leaf spring rear suspension contributes to a firm ride, particularly when the bed is unloaded.
Equipment & Trim Levels
The 2002-2004 Nissan Frontier I King Cab Long 2.4 Automatic typically came standard with features such as air conditioning, a basic audio system, and cloth upholstery. Power windows and door locks were often included, but could vary depending on specific packages. The King Cab configuration offered a small rear seat, suitable for occasional passengers or additional cargo space. Optional extras included alloy wheels, a premium audio system, and a sliding rear window. The interior design was functional and durable, prioritizing practicality over luxury. The dashboard layout was straightforward, with easy-to-use controls.
Chassis & Braking
The Frontier’s chassis features a robust ladder frame construction, providing a solid foundation for hauling and towing. The front suspension utilizes a double wishbone setup, offering a reasonable balance of ride comfort and handling. The rear suspension employs leaf springs, a traditional design for pickup trucks, known for its durability and load-carrying capacity. Braking duties are handled by ventilated discs at the front and drum brakes at the rear. Anti-lock braking system (ABS) was standard, enhancing safety by preventing wheel lockup during hard braking. Tire sizes varied depending on the trim level, ranging from 225/70 R15 to 265/55 R17.
Market Reception & Comparison
The 2.4-liter Frontier King Cab Long was generally well-received as an affordable and practical pickup truck. Critics noted its fuel efficiency and reliability, but also pointed out its lack of power compared to the V6 models. Compared to competitors like the Ford Ranger and Chevrolet S-10, the Frontier offered a more modern design and a more comfortable interior. Fuel economy was a strong point, with the 2.4-liter engine achieving reasonable MPG figures for its class. Reliability was also a positive attribute, with the KA24DE engine proving to be durable and long-lasting. However, the four-speed automatic transmission was sometimes criticized for its lack of responsiveness.
Legacy
The Nissan Frontier I King Cab Long 2.4 Automatic has established a reputation as a reliable and affordable used pickup truck. The KA24DE engine is known for its longevity, and with proper maintenance, it can provide many years of service. While not a performance leader, this variant offers a practical and versatile option for buyers seeking a capable truck for everyday use. In the used car market, these Frontiers are often sought after by those looking for a dependable and budget-friendly vehicle. Parts availability is generally good, and maintenance costs are relatively low, making it an attractive option for those seeking a value-oriented pickup truck. The D22 Frontier laid the groundwork for Nissan’s continued success in the mid-size truck segment.
