The RAM 2500/3500 Regular Cab I, specifically the 2500 model equipped with the 6.7-liter Cummins turbocharged diesel engine producing 350 horsepower and paired with a six-speed manual transmission and four-wheel drive, represents a significant offering in the American heavy-duty pickup truck market. Produced from 2010 to 2012, this configuration catered to buyers needing substantial towing and hauling capabilities in a no-frills, work-oriented package. It falls within the first generation of the redesigned 2500/3500 series, marking a substantial upgrade in capability and refinement over its predecessors.
Technical Specifications
| Brand | RAM |
| Model | 2500/3500 |
| Generation | 2500/3500 Regular Cab I |
| Type (Engine) | 2500 6.7 Cummins TD (350 Hp) 4×4 |
| Start of production | 2010 |
| End of production | 2012 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 2-3 |
| Doors | 2 |
| Fuel Type | Diesel |
| Weight-to-power ratio | 9.9 kg/Hp, 101.4 Hp/tonne |
| Weight-to-torque ratio | 4.2 kg/Nm, 239.6 Nm/tonne |
| Power | 350 Hp @ 3013 rpm |
| Power per litre | 52.3 Hp/l |
| Torque | 827 Nm @ 1400 rpm (609.96 lb.-ft. @ 1400 rpm) |
| Engine Model/Code | ETJ |
| Engine displacement | 6690 cm3 (408.25 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | Inline |
| Cylinder Bore | 107 mm (4.21 in.) |
| Piston Stroke | 124 mm (4.88 in.) |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 11.4 l (12.05 US qt | 10.03 UK qt) |
| Coolant | 21.4 l (22.61 US qt | 18.83 UK qt) |
| Kerb Weight | 3452 kg (7610.36 lbs.) |
| Max. weight | 4581 kg (10099.38 lbs.) |
| Max load | 1129 kg (2489.02 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%) | 5602 kg (12350.3 lbs.) |
| Length | 5867 mm (230.98 in.) |
| Width including mirrors | 2004 mm (78.9 in.) |
| Height | 1923 mm (75.71 in.) |
| Wheelbase | 3556 mm (140 in.) |
| Front track | 1735 mm (68.31 in.) |
| Rear (Back) track | 1925 mm (75.79 in.) |
| Minimum turning circle (turning diameter) | 12.6 m (41.34 ft.) |
| Approach angle | 18.1° |
| Departure angle | 27.6° |
| Ramp-over (brakeover) angle | 16.9° |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, manual transmission |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Leaf spring |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 245/70 R17; 265/70 R17; 275/70 R18 |
| Wheel rims size | 7.5J x 17; 8J x 17; 8J x 18 |
Powertrain & Engine Architecture
The heart of this RAM 2500 is the 6.7-liter Cummins ISB diesel engine, designated with the ETJ code. This engine represents a significant evolution of Cummins’ inline-six diesel design, known for its durability and torque output. The 6.7L Cummins utilizes a common-rail fuel injection system, delivering highly pressurized fuel directly into the cylinders for improved combustion efficiency and reduced emissions. A variable geometry turbocharger (VGT) with an intercooler further enhances performance by increasing air intake and reducing intake air temperature. The engine features 24 valves operated by a single overhead camshaft. The six-speed manual transmission was chosen for its robustness and driver control, allowing for precise gear selection when towing or hauling heavy loads. This transmission was specifically geared to maximize the engine’s torque output, providing strong acceleration even when fully loaded.
Driving Characteristics
The 2500 6.7L Cummins with a manual transmission delivers a distinctly truck-like driving experience. While not designed for speed, the engine’s 827 Nm (609.96 lb-ft) of torque provides immense pulling power. The manual transmission allows the driver to maintain optimal engine RPM for maximum efficiency and control, particularly useful when navigating steep grades or towing trailers. Compared to automatic transmission equipped models, the manual offers a more direct connection to the powertrain and greater control over gear selection. The ride quality, typical of heavy-duty trucks, is firm, prioritizing load-carrying capacity over comfort. The relatively long wheelbase contributes to stability, but also makes maneuvering in tight spaces more challenging.
Equipment & Trim Levels
The Regular Cab configuration of the RAM 2500/3500 was generally positioned as the entry-level work truck. Standard equipment typically included air conditioning, a basic audio system, vinyl upholstery, and manually adjustable windows and locks. Optional extras included power windows and locks, upgraded audio systems, cruise control, and various towing packages. The interior was functional and durable, designed to withstand the rigors of daily work use. Higher trim levels, such as the SLT and Laramie, offered more luxurious appointments, but the Regular Cab was primarily focused on providing a cost-effective and capable work truck.
Chassis & Braking
The RAM 2500/3500 utilized a robust body-on-frame construction, providing a solid foundation for heavy-duty use. The front suspension featured an independent multi-link design, offering improved ride quality and handling compared to older solid-axle setups. The rear suspension employed leaf springs, chosen for their load-carrying capacity and durability. Braking duties were handled by ventilated discs at the front and discs at the rear, providing ample 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 2010-2012 RAM 2500/3500 with the 6.7L Cummins diesel and manual transmission was well-received by buyers needing a capable and reliable work truck. Critics praised the engine’s torque output and durability, as well as the truck’s overall towing and hauling capacity. Compared to gasoline-powered versions, the diesel offered significantly better fuel economy, especially when towing. The manual transmission was favored by those who preferred greater control over the powertrain, while automatic transmission models were more popular with buyers prioritizing convenience. The Regular Cab configuration was often seen as a more affordable alternative to the Crew Cab and Mega Cab models, appealing to buyers who didn’t require the extra passenger space.
Legacy
The 6.7L Cummins diesel engine has become legendary for its reliability and longevity. Properly maintained, these engines can easily exceed 320,000 kilometers (200,000 miles) with minimal issues. The 2010-2012 RAM 2500/3500 Regular Cab I with the 6.7L Cummins and manual transmission remains a popular choice in the used truck market, particularly among those seeking a capable and affordable work truck. Its robust construction and proven powertrain ensure that it will continue to provide years of reliable service. While newer trucks offer more advanced features and technology, this generation represents a sweet spot for those prioritizing simplicity, durability, and raw capability.
