The Dodge Ram 1500 (DR/DH) 5.7L variant, produced from 2001 to 2009, represented a significant step forward for Dodge’s full-size pickup truck line. This generation, the third iteration of the Ram 1500, aimed to blend robust capability with improved refinement and a more modern aesthetic. The 5.7-liter V8 engine option positioned itself as the sweet spot in the lineup, offering a substantial power increase over the base V6 while remaining more accessible than the heavy-duty 2500 and 3500 models. It was a workhorse intended for both demanding tasks and everyday use, appealing to a broad spectrum of truck buyers in the North American market.
Technical Specifications
| Brand | Dodge |
| Model | RAM |
| Generation | Ram 1500 III (DR/DH) |
| Type (Engine) | 5.7 (345 Hp) |
| Start of production | 2001 |
| End of production | 2009 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 6 |
| Doors | 4 |
| Fuel Type | Petrol (Gasoline) |
| Power | 345 Hp @ 5000 rpm |
| Power per litre | 61 Hp/l |
| Torque | 529 Nm @ 4000 rpm |
| Torque (lb-ft) | 390.17 lb.-ft. @ 4000 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EZA |
| Engine displacement | 5657 cm3 |
| Engine displacement (cu. in.) | 345.21 cu. in. |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 99.55 mm |
| Cylinder Bore (in.) | 3.92 in. |
| Piston Stroke | 90.9 mm |
| Piston Stroke (in.) | 3.58 in. |
| Compression ratio | 9.6:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Engine oil capacity | 6.6 l |
| Engine oil capacity (US qt) | 6.97 US qt |
| Engine oil capacity (UK qt) | 5.81 UK qt |
| Coolant | 17.7 l |
| Coolant (US qt) | 18.7 US qt |
| Coolant (UK qt) | 15.57 UK qt |
| Length | 5834 mm |
| Length (in.) | 229.69 in. |
| Width | 2019 mm |
| Width (in.) | 79.49 in. |
| Height | 1880 mm |
| Height (in.) | 74.02 in. |
| Wheelbase | 3569 mm |
| Wheelbase (in.) | 140.51 in. |
| Front track | 1742 mm |
| Front track (in.) | 68.58 in. |
| Rear track | 1727 mm |
| Rear track (in.) | 67.99 in. |
Powertrain & Engine Architecture
The heart of the Ram 1500 5.7L was the EZA engine, a 5.7-liter (345 cubic inch) V8. This engine utilized a cast iron block with aluminum cylinder heads, a configuration chosen for its balance of durability and weight savings. The engine featured a multi-port fuel injection system, delivering fuel directly to each cylinder for optimized combustion. The valvetrain employed two valves per cylinder, operated by a single overhead camshaft. This design prioritized simplicity and reliability. While not as technologically advanced as some contemporary engines, the 5.7L V8 proved to be a robust and dependable powerplant. The 6-speed manual transmission was available, offering drivers precise control and a more engaging driving experience.
Driving Characteristics
The 5.7L Ram 1500 delivered a noticeable performance upgrade over the base V6 models. The 345 horsepower and 390 lb-ft of torque provided ample power for towing, hauling, and everyday driving. Acceleration was brisk, and the engine felt responsive across a wide range of RPMs. The 6-speed manual transmission allowed drivers to keep the engine in its optimal power band, maximizing performance. Compared to the automatic transmission options, the manual offered a more direct connection to the engine and a greater sense of control. However, the automatic transmissions, while less engaging, provided convenience and ease of use, particularly in stop-and-go traffic. The truck’s ride quality was generally comfortable, although it could feel somewhat firm when unloaded.
Equipment & Trim Levels
The Ram 1500 5.7L was available in a variety of trim levels, ranging from the basic ST to the more luxurious Laramie. Standard features typically included air conditioning, power windows and locks, and an AM/FM stereo. Higher trim levels added features such as leather upholstery, heated seats, a premium sound system, and alloy wheels. Optional extras included a sunroof, navigation system, and a DVD entertainment system. The interior design was functional and straightforward, with a focus on durability and ease of use. The dashboard layout was clean and uncluttered, with large, easy-to-read gauges.
Chassis & Braking
The Ram 1500 5.7L utilized a body-on-frame construction, providing a solid and durable platform. The suspension consisted of a traditional leaf spring setup in the rear and an independent front suspension with coil springs. This configuration offered a good balance of ride comfort and load-carrying capacity. Braking duties were handled by disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) was standard, enhancing safety and control. The steering system was hydraulic, offering a responsive and precise feel.
Market Reception & Comparison
The Dodge Ram 1500 5.7L was generally well-received by critics and consumers alike. It was praised for its powerful engine, comfortable ride, and spacious interior. Compared to its competitors, such as the Ford F-150 and Chevrolet Silverado, the Ram 1500 offered a compelling combination of features and value. The 5.7L engine provided a noticeable performance advantage over the base engines offered by its rivals. Fuel economy was typical for a full-size pickup truck of its era, averaging around 15-17 mpg in combined driving. Reliability was generally good, although some owners reported issues with the electrical system.
Legacy
The Dodge Ram 1500 5.7L (DR/DH) remains a popular choice among used truck buyers today. Its robust powertrain and durable construction have proven to be long-lasting. While older models may require some maintenance, the 5.7L V8 is generally considered to be a reliable engine. Parts availability is good, and repair costs are relatively reasonable. The truck’s classic styling and spacious interior continue to appeal to a wide range of buyers. It represents a significant chapter in the evolution of the Dodge Ram, laying the foundation for the modern Ram 1500 that is sold today. The 5.7L engine, in particular, has become a favorite among truck enthusiasts, known for its power, reliability, and relatively simple design.
