The RAM 2500/3500 Regular Cab I, specifically equipped with the 5.7 Hemi V8 engine and automatic transmission, represents a significant offering in the American heavy-duty pickup truck market. Produced from 2010 to 2012, this configuration occupied a crucial middle ground within the RAM lineup, providing a balance between capability, affordability, and everyday usability. It was part of the second generation of the redesigned RAM heavy-duty trucks, known internally as the 2500/3500 Regular Cab I, and built upon the foundation of a robust chassis designed for demanding work and towing applications.
Technical Specifications
| Brand | RAM |
| Model | 2500/3500 |
| Generation | 2500/3500 Regular Cab I |
| Type (Engine) | 2500 5.7 Hemi V8 (383 Hp) Automatic |
| Start of production | 2010 |
| End of production | 2012 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 2-3 |
| Doors | 2 |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 6.4 kg/Hp, 156.6 Hp/tonne |
| Weight-to-torque ratio | 4.5 kg/Nm, 221.7 Nm/tonne |
| Power | 383 Hp @ 5600 rpm |
| Power per litre | 67.7 Hp/l |
| Torque | 542 Nm @ 4000 rpm, 399.76 lb.-ft. @ 4000 rpm |
| Maximum engine speed | 5800 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EZC |
| Engine displacement | 5654 cm3, 345.03 cu. in. |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 99.5 mm, 3.92 in. |
| Piston Stroke | 90.9 mm, 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, 6.97 US qt | 5.81 UK qt |
| Coolant | 17.7 l, 18.7 US qt | 15.57 UK qt |
| Kerb Weight | 2445 kg, 5390.3 lbs |
| Max. weight | 3860 kg, 8509.84 lbs |
| Max load | 1415 kg, 3119.54 lbs |
| Trunk (boot) space – maximum | 2115 l, 74.69 cu. ft |
| Fuel tank capacity | 132 l, 34.87 US gal | 29.04 UK gal |
| Permitted trailer load with brakes (12%) | 4218 kg, 9299.1 lbs |
| Length | 5867 mm, 230.98 in |
| Width including mirrors | 2004 mm, 78.9 in |
| Height | 1869 mm, 73.58 in |
| Wheelbase | 3569 mm, 140.51 in |
| Front track | 1742 mm, 68.58 in |
| Rear (Back) track | 1925 mm, 75.79 in |
| Minimum turning circle (turning diameter) | 13.7 m, 44.95 ft |
| Approach angle | 17.2° |
| Departure angle | 23.1° |
| Ramp-over (brakeover) angle | 14.4° |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 5 gears, automatic transmission |
| Front suspension | Double wishbone |
| Rear suspension | Leaf spring |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Tires size | 245/70 R17 E; 265/70 R17 E |
| Wheel rims size | 7.5J x 17; 8.0J x 17 |
Powertrain & Engine Architecture
At the heart of this RAM 2500/3500 variant lies the 5.7-liter HEMI V8 engine, designated with the engine code EZC. This engine is a member of Chrysler’s third-generation HEMI family, known for its robust construction and relatively simple design. It features a cast iron block, aluminum cylinder heads, and a two-valve-per-cylinder configuration. The engine utilizes a multi-point fuel injection system, delivering fuel directly to each intake port for optimized combustion. The 5.7L HEMI is known for its Variable Valve Timing (VVT) technology, which adjusts the intake valve timing based on engine speed and load, improving both performance and fuel efficiency. Paired with this engine is a five-speed automatic transmission, providing smooth and reliable gear changes. This transmission was specifically tuned for heavy-duty applications, offering durable internals and a torque converter designed to handle substantial loads.
Driving Characteristics
The 5.7 Hemi V8, while not the most powerful engine option available in the 2500/3500 lineup (the 6.7L Cummins diesel being the top choice), provided ample power and torque for most everyday tasks and towing needs. The automatic transmission, while not offering the most aggressive shift points, delivered a comfortable and predictable driving experience. Compared to the manual transmission equipped models, the automatic prioritized ease of use over outright performance. The gear ratios were optimized for towing and hauling, providing strong low-end torque. While the 0-60 mph times weren’t particularly impressive, the truck excelled in situations requiring sustained pulling power. The weight distribution, typical of a heavy-duty pickup, resulted in a firm ride, especially when unladen.
Equipment & Trim Levels
The 2500/3500 Regular Cab I with the 5.7 Hemi and automatic transmission typically came standard with a relatively basic level of equipment. Standard features included air conditioning, a basic audio system, vinyl upholstery, and manual windows and locks. However, several optional packages were available, allowing buyers to customize their trucks. Popular options included power windows and locks, upgraded audio systems, cloth or leather upholstery, and various towing packages. The interior design was functional and durable, prioritizing practicality over luxury. The dashboard layout was straightforward, with large, easy-to-read gauges and logically placed controls.
Chassis & Braking
The RAM 2500/3500 chassis was built for durability and strength. It featured a fully boxed frame constructed from high-strength steel, providing a solid foundation for the truck’s heavy-duty capabilities. The front suspension utilized a double wishbone design, while the rear suspension employed a traditional leaf spring setup. This combination provided a good balance between ride comfort and load-carrying capacity. Braking duties were handled by disc brakes on all four wheels, providing adequate stopping power even when heavily loaded. An Anti-lock Braking System (ABS) was standard, enhancing safety and control during emergency braking situations.
Market Reception & Comparison
The RAM 2500/3500 with the 5.7 Hemi V8 and automatic transmission was generally well-received by critics and consumers alike. It was praised for its strong engine, comfortable ride, and overall value. Compared to the diesel-powered models, the 5.7 Hemi offered a lower initial cost and simpler maintenance requirements. However, it lacked the diesel’s superior towing capacity and fuel efficiency. Compared to competing trucks from Ford and Chevrolet, the RAM 2500/3500 was often seen as offering a more comfortable ride and a more user-friendly interior. Fuel economy, while not a strong point for any heavy-duty truck, was considered acceptable for the class.
Legacy
The 5.7 Hemi V8-powered RAM 2500/3500 Regular Cab I has proven to be a relatively reliable and durable truck. The EZC engine is known for its longevity, and the five-speed automatic transmission has also demonstrated good reliability. In the used car market, these trucks remain popular choices for those seeking a capable and affordable heavy-duty pickup. Regular maintenance, including oil changes and fluid checks, is crucial for ensuring long-term reliability. While some minor issues, such as sensor failures and exhaust leaks, have been reported, these are generally not major concerns. Overall, the 2010-2012 RAM 2500/3500 with the 5.7 Hemi V8 and automatic transmission represents a solid and dependable workhorse that continues to serve owners well today.
