DODGE TRUCKS 52119969AE Automatic Transmission 5.7 66RFE 6-SPEED 134K

( Brand: Dodge Trucks ), ( Manufacturer Part Number: 52119969AE ), ( Type: Automatic Transmission ), ( Id: F500325b-8851-454c-bd32-ba34f19101df ), ( Interchange: 400-4821b ), ( Year: 15 )

Review DODGE TRUCKS 5.7 6-speed Automatic Transmission Tested fits RAM 2500 4X4 2012–2018

The **2012 2018 Dodge Ram 2500 with the 5.7L V8 HEMI Engine (52119969AE), 4x4, 66RFE Transmission, and 6-Speed Automatic** is a rugged, high-performance workhorse designed to tackle the toughest jobs with unmatched durability and power. Built on the iconic **Ram 2500** platform, this heavy-duty truck combines a **5.7-liter Pentastar V8** a refined yet robust engine that delivers **372 horsepower and 370 lb-ft of torque** with a **6-speed automatic transmission (66RFE)**, ensuring smooth, responsive shifts even under heavy loads. The **4x4 capability** transforms this truck into a versatile off-road and all-terrain machine, ideal for construction sites, remote job sites, or rugged adventures where traction and stability are critical. The **66RFE transmission**, paired with the HEMI s torque, provides seamless power delivery, whether hauling heavy payloads, towing substantial trailers, or navigating rough terrain with confidence.

This generation of the Ram 2500 features a **reinforced frame and suspension system**, designed to withstand the demands of commercial and industrial use. The **quadra-shock rear suspension** enhances stability and load-bearing capacity, while the **heavy-duty drivetrain components** including reinforced axles and a robust differential ensure longevity even under the most grueling conditions. The **HEMI engine** is renowned for its reliability and power, making it a favorite among fleet operators, contractors, and off-road enthusiasts alike. Whether towing a **10,000 pound trailer**, navigating deep mud, or operating in extreme temperatures, this truck maintains its composure with ease.

Inside, the **2012 2018 Ram 2500** offers a blend of **durability and driver-focused features**, including a **spacious cab** with available **Uconnect infotainment**, climate control, and premium seating options for long hours on the road. The **heavy-duty bed** (available in **8-foot or 6.5-foot lengths**) provides ample space for tools, equipment, or cargo, while the **optional RamBox** adds extra security and organization. With its **iconic Ram grille, aggressive front fascia, and available LED lighting**, this truck not only performs but also commands attention on the road. Whether used for **commercial hauling, off-road exploration, or daily work duties**, the **2012 2018 Ram 2500 with the 5.7L HEMI, 4x4, and 6-speed automatic** stands as a testament to Dodge s commitment to building trucks that **deliver power, precision, and uncompromising performance** in every situation.

### Pros and Cons of Buying a 2012 2018 Dodge Ram 2500 5.7L V8 4x4 (66RFE, 6-Speed Automatic)

#### **Pros**

1. **Reliability of the 5.7L Hemi V8**

- The 5.7L Hemi engine (HEMI) is one of the most durable and well-regarded V8s in its class, known for its longevity and high torque output (372 425 lb-ft, depending on the year). Many examples easily exceed 300,000 miles with proper maintenance.

- The engine s cast-iron block and robust design make it resistant to common issues like rod knock or catastrophic failure, provided it was maintained with quality oil and timely repairs.

2. **Strong Towing and Hauling Capabilities**

- The 5.7L Hemi is a workhorse, capable of towing **up to 12,000 14,000 lbs** (depending on configuration and year) and hauling heavy loads with ease. This makes it ideal for commercial, agricultural, or heavy-duty personal use.

- The 4x4 system (66RFE) provides excellent off-road and snow traction, though it s not as advanced as modern systems (e.g., torque-sensing 4x4).

3. **Proven 6-Speed Automatic Transmission (66RFE)**

- The 66RFE transmission is a robust, heavy-duty automatic designed for towing and high-stress applications. It s more durable than many contemporary transmissions and handles the Hemi s power well.

- Unlike some modern transmissions, it s less prone to electronic gremlins or sudden failures if properly serviced (fluid changes every 30K 50K miles).

4. **Durable Suspension and Frame**

- The Ram 2500 s **boxed frame** and **multi-link rear suspension** are built for durability, making it a solid choice for heavy loads and rough roads.

- The 4x4 system (with low-range gearing in some years) is effective for off-roading, though not as capable as modern systems with lockers or advanced terrain modes.

5. **Availability of Parts and Mechanics**

- The 5.7L Hemi and 66RFE transmission are still widely supported by mechanics and dealerships, especially for commercial/heavy-duty applications. Parts are relatively easy to find.

- Many independent shops and truck specialists are familiar with these systems, reducing the risk of finding a mechanic who s unfamiliar with the vehicle.

6. **Fuel Efficiency (Compared to Diesel Alternatives)**

- While not as efficient as a diesel V8 (e.g., Cummins or Duramax), the 5.7L Hemi gets **better fuel economy than most gas V10s** (e.g., Ford F-250 Super Duty). Expect **10 14 MPG city / 12 16 MPG highway** with a heavy load.

- For many buyers, the trade-off between fuel economy and power is acceptable, especially if the truck is used for work rather than daily driving.

7. **Resale Value and Longevity**

- The Ram 2500 with the 5.7L Hemi holds its value better than many gas V8 trucks due to its reputation for reliability. Diesel models (Cummins) may have higher resale, but the Hemi is a close second.

- With proper maintenance, these trucks can easily last **200,000 300,000 miles**, making them a sound long-term investment.

8. **Comfortable Cab and Practicality**

- The **Quad Cab** (available in these years) offers a spacious interior with good visibility, making it suitable for both work and occasional passenger use.

- The **extended cab** versions provide ample legroom for drivers, and the **crew cab** (introduced in 2014) adds even more passenger space.

9. **Lower Initial Cost (vs. Diesel or New Trucks)**

- Compared to diesel Ram 2500s (Cummins) or newer gas V8 trucks, the 5.7L Hemi model is significantly cheaper to purchase. This makes it an attractive option for buyers on a budget.

- Insurance and registration costs are also lower than for diesel or luxury trucks.

10. **Proven History of Modifiability**

- The Hemi engine is a favorite among tuners, with aftermarket support for **power increases (up to 600 HP with forced induction)**, suspension upgrades, and performance parts.

- The 66RFE transmission can handle higher power levels with proper tuning, though it s not as easily modified as a manual transmission.

---

#### **Cons**

1. **Higher Fuel Consumption**

- The 5.7L Hemi is a **thirsty engine**, especially when towing or hauling. Expect **10 14 MPG in city driving** and **12 16 MPG on the highway** with a heavy load. Diesel alternatives (Cummins) offer **12 20 MPG** in similar conditions.

- For frequent long-haul drivers, the fuel costs can add up significantly over time.

2. **Maintenance Costs Can Add Up**

- **Oil changes** (every 5K 7.5K miles for synthetic, or 3K 5K for conventional).

- **Cooling system flushes** (every 60K 100K miles to prevent corrosion).

- **Transmission fluid changes** (every 30K 50K miles to prevent slippage).

- **Suspension and drivetrain components** (ball joints, bushings, and 4x4 components wear out over time).

- Labor costs for heavy-duty trucks can be higher than for passenger cars.

3. **Electrical and Infotainment Issues**

- Early models (2012 2014) had **reliability issues with the Uconnect infotainment system**, including software glitches, touchscreen failures, and poor Bluetooth connectivity.

- Some models suffered from **fuse box failures** or **alternator issues**, which can lead to electrical gremlins (e.g., lights flickering, accessories not working).

- Aftermarket stereo installations can be tricky due to the Uconnect system s proprietary nature.

4. **Transmission Limitations**

- No **torque-sensing 4x4** (unlike later models or Ford s "Intelligent 4WD").

- **Manual shift control** is limited (no paddle shifters on most models).

- Some owners report **slippage or rough shifting** if transmission fluid isn t changed regularly.

- It s not as smooth as a **10-speed automatic** (introduced in later models).

5. **Rust and Corrosion Concerns**

- Many Ram 2500s (especially those driven in snowy or salted regions) suffer from **underbody rust**. Inspect the **frame rails, rocker panels, and wheel wells** carefully before purchasing.

- The **exhaust manifolds** can corrode over time, leading to leaks or engine performance issues.

6. **Noisy Cabin (Especially with Heavy Loads)**

- The Ram 2500 can be **loud in the cabin**, particularly at highway speeds or when towing. Sound insulation is not as refined as in newer trucks.

- The **Hemi s exhaust note** is noticeable, which may be a pro for some but a con for those seeking a quieter ride.

7. **Limited Modern Safety Features**

- **Advanced driver-assistance systems** (adaptive cruise, lane-keep assist, automatic emergency braking).

- **Improved airbag systems** (some early models had less advanced front-seat airbags).

- **Better fuel efficiency** (modern diesel V8s or hybrid systems offer superior MPG).

- While the truck is safe by older standards, it doesn t meet today s **NHTSA 5-star safety ratings** for modern trucks.

8. **Potential for Hidden Mechanical Issues**

- **Water pump failures** (can lead to overheating; replace every 60K 100K miles).

- **Timing chain stretch** (less common than in some other engines but still a risk).

- **Power steering pump failures** (can cause difficulty turning the wheel).

- **Exhaust manifold cracks** (common in high-mileage examples).

- Always **get a pre-purchase inspection** to check for these issues.

9. **Less Refined Ride Quality**

- The suspension is **stiffer and less comfortable** than in newer trucks with adaptive dampers or air suspension. Bumps and rough roads are more noticeable.

- The **Hemi s vibration** can be felt more than in smoother modern engines.

10. **Diesel Alternatives May Be More Efficient for Heavy Use**

- If the truck is used for **frequent towing or long-haul driving

Details:

Transmission Assay. Vehicle Stock #: 26059A. Labor coverage is available but sold separately. Part Stock #.

Model: DODGE PICKUP 2500. Condition: 134k.

part #: 52119969ae prices

• $399.99-$4499.99

specifications autotransmissionsgo:

• for models: 2500, 4x4, Ram
• for makes: Dodge
• for years: 2012-2018
• brand: Dodge Trucks
• mpn: 52119969ae
• type: Automatic Transmission
• id: F500325b-8851-454c-bd32-ba34f19101df
• interchange: 400-4821b
• year: 15

payments autotransmissionsgo:

• other
• wallet: Google-pay
• credit card: Visa

seller autotransmissionsgo:

• # reviews: 8940
• rating: 99.6%
• city: Roaring Spring, Pennsylvania

general autotransmissionsgo:

• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission
• condition: Used

offer autotransmissionsgo:

• options: Ship-to-home
• sold: 0
• quantity: 1
• availability: In Stock
• started: March 12, 2026

shipping autotransmissionsgo:

• class: Freight
• cost: $324.89
• service: Flat Rate Freight
• type: Fixed

returns autotransmissionsgo:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

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