DODGE TRUCKS 68305646 Rear Drive Shaft 6.7L 149K

( Brand: Dodge Trucks ), ( Manufacturer Part Number: 68305646 ), ( Part Type: Driveshaft ), ( Id: Ae142ecc-193a-4d7d-8d9a-81c32a39d122 ), ( Interchange: 431-10473 )

Review DODGE TRUCKS Oem 6.7l Rear Drive Shaft Assembly 149k Miles fits RAM 2500 4X4 2019–2024

The **Dodge 68305646 Rear Drive Shaft (2019 2024 Ram 2500 6.7L EcoDiesel 4x4)** is a precision-engineered, high-performance drivetrain component designed exclusively for the rugged and versatile **2019 through 2024 Dodge Ram 2500** with the **6.7L Cummins EcoDiesel V8** and **4x4 rear-wheel-drive configuration**. This drive shaft is a critical link in the vehicle s drivetrain, transmitting the immense torque generated by the powerful diesel engine to the rear axle while maintaining structural integrity under the demanding loads of towing, hauling, and off-road adventures. Crafted from **high-strength, heat-treated alloy steel**, the shaft is engineered to withstand the relentless stresses of heavy-duty operation, ensuring durability and longevity even in the most extreme conditions. Its **balanced and dynamically tuned construction** minimizes vibration and wear, providing a smoother, more reliable driving experience while reducing the risk of catastrophic failure a common concern in high-torque applications. The drive shaft features a **robust universal joint (U-joint) assembly** at both ends, incorporating **sealed, grease-filled bearings** that resist contamination from dirt, debris, and moisture, thereby extending service life and reducing maintenance requirements. The **slip yoke** at the transmission end is designed for precise alignment with the torque converter housing, while the **drive flange** at the axle end ensures a secure, torque-resistant connection to the rear differential. This drive shaft is a **direct-fit replacement**, compatible with the factory specifications of the **Ram 2500 s 6.7L Cummins powertrain**, making it an ideal upgrade for owners seeking enhanced reliability, improved performance, or a restoration-quality replacement after wear or damage. Whether navigating rough terrain, towing heavy loads, or simply demanding maximum durability from their diesel-powered Ram, this drive shaft delivers the strength, precision, and endurance required to keep the vehicle running at peak efficiency for thousands of miles.

### Pros and Cons of Buying a 2019-2024 Dodge Ram 2500 6.7L V8 4x4 (Rear Drive Shaft)

#### **Pros**

1. **Power and Performance**

The 6.7L Cummins turbo-diesel engine is renowned for its durability, torque (up to 900 lb-ft in some trims), and towing capacity (up to 17,000 lbs in properly equipped models). This makes it ideal for heavy-duty tasks like towing, hauling, or off-roading.

2. **Reliability and Longevity**

The Cummins engine is built to last, with many owners reporting over 500,000 miles with proper maintenance. The 4x4 system, when well-maintained, is also robust, though the rear drive shaft is a critical component that may require attention over time.

3. **Towing and Hauling Capability**

The Ram 2500 is one of the best-in-class for towing and payload capacity. The 6.7L engine paired with a heavy-duty transmission (typically an 8-speed automatic) ensures smooth power delivery under load.

4. **Off-Road Capability**

The 4x4 system, especially with optional features like locking rear differentials or skid plates, enhances off-road performance. The rear drive shaft, while not as common as front-wheel drive shafts, is designed to handle heavy loads and rough terrain.

5. **Resale Value**

The Ram 2500 holds its value relatively well compared to other full-size trucks, particularly in the diesel segment. The Cummins engine contributes to this by maintaining demand among diesel enthusiasts.

6. **Customization and Upgrade Options**

The Ram platform offers a wide range of aftermarket upgrades, from suspension lifts and exhaust systems to performance tuning for the Cummins engine. This allows owners to tailor the truck to their specific needs.

7. **Fuel Efficiency (Relative to Its Class)**

While not as fuel-efficient as gasoline engines, the Cummins diesel offers better mileage than comparable gasoline trucks when towing or hauling. With proper maintenance, it can achieve around 12-18 MPG in mixed driving conditions.

8. **Durability of the Rear Drive Shaft**

The rear drive shaft in a 4x4 Ram 2500 is built to handle heavy loads and is less prone to failure compared to lighter-duty shafts. However, it is still a wear item that may require replacement over time, especially if the truck is used for heavy towing or off-roading.

---

#### **Cons**

1. **High Maintenance Costs**

While the Cummins engine is durable, it requires regular maintenance, including fuel system cleaning, EGR cooler replacement, and DPF/DEF system upkeep. These costs can add up, especially if the truck is driven hard or towed frequently.

2. **Complexity of the Cummins Engine**

The 6.7L Cummins is sophisticated, with components like turbochargers, intercoolers, and emissions systems that can fail or require expensive repairs. Owners need to be prepared for potential mechanical issues, particularly if the truck hasn t been well-maintained.

3. **Rear Drive Shaft Wear and Tear**

The rear drive shaft is a critical component in a 4x4 system and is subject to wear, especially in rough conditions. It can develop cracks, bend, or fail if the truck is driven off-road aggressively or if the 4x4 system is abused. Replacement costs can be significant, often ranging from $1,000 to $2,500 or more, depending on the model year and labor rates.

4. **Higher Purchase Price**

The Ram 2500 with a 6.7L Cummins engine is more expensive upfront compared to gasoline-powered trucks or even diesel trucks with less torque. The 4x4 configuration and rear drive shaft add to the cost, making it a significant investment.

5. **Fuel Costs**

Diesel fuel is generally more expensive than gasoline, and the Cummins engine consumes more fuel than a comparable gasoline engine, especially when towing. This can lead to higher operating costs over time.

6. **Potential for Emissions System Issues**

The Cummins engine includes emissions-related components like the DPF (Diesel Particulate Filter) and DEF (Diesel Exhaust Fluid) system, which can fail or require frequent servicing. Ignoring these systems can lead to reduced performance or even engine damage.

7. **Limited Availability of Parts and Mechanics**

While Cummins engines are popular, finding a mechanic with deep expertise in the 6.7L model may be challenging in some areas. This can make repairs more difficult and costly if specialized knowledge is required.

8. **Weight and Handling**

The Ram 2500 is a heavy truck, especially when loaded with heavy payloads or towing. This can affect maneuverability, fuel efficiency, and overall driving dynamics, particularly in urban or tight spaces.

9. **Rear Drive Shaft Noise and Vibration**

Over time, the rear drive shaft can develop imbalances or wear, leading to excessive noise or vibration. This can be annoying and may indicate a need for inspection or replacement.

10. **Resale Value Depends on Condition**

While the Ram 2500 holds its value well, the resale value can drop significantly if the truck has not been well-maintained or if there are known issues with the rear drive shaft or other components.

---

### **Conclusion**

The 2019-2024 Dodge Ram 2500 6.7L V8 4x4 with a rear drive shaft is a powerful and capable truck that excels in towing, hauling, and off-roading. Its durability and torque make it a favorite among diesel enthusiasts and heavy-duty users. However, it comes with higher maintenance costs, complexity, and potential issues with the rear drive shaft and emissions systems. The truck is best suited for owners who prioritize performance, reliability, and are willing to invest in maintenance and potential repairs.

If you are looking for a truck that can handle demanding tasks and are prepared for the associated costs and responsibilities, the Ram 2500 is an excellent choice. However, if you prefer lower operating costs, easier maintenance, or a lighter-duty vehicle, you may want to consider alternatives like a gasoline-powered truck or a different diesel model.

### **Recommendation**

- You need a heavy-duty truck for towing, hauling, or off-roading.

- You are prepared for regular maintenance and potential repairs, especially for the Cummins engine and rear drive shaft.

- You value the reliability and torque of the Cummins diesel engine.

- You can afford the higher purchase price and fuel costs.

- You are on a tight budget and cannot afford the maintenance costs associated with the Cummins engine.

- You prefer a lighter-duty truck or one with simpler mechanics.

- You do not plan to use the truck for heavy towing or off-roading, as a gasoline-powered truck may be more practical.

- You are uncomfortable with the complexity of the emissions systems or the potential for rear drive shaft issues.

**Final Verdict:** The Ram 2500 6.7L 4x4 is a fantastic truck for the right owner one who values power, durability, and is willing to put in the effort to keep it running smoothly. For those who meet these criteria, it is a highly recommended purchase. For others, it may be wise to explore other options that better align with your budget and needs.

Details:

All catalytic converters were tested and certified to meet the performance requirements at time of sale. Electrical components may require recording/reprogramming. Vehicle Mileage. Model: DODGE PICKUP 2500.

RH means right or passenger side. Vehicle Stock #: 526981. Condition: 149k. LH means left or driver side.

Rear Drive Shaft. Donor Vehicle Part Information:: GRANITE CRYSTAL,PAU,4DR,02/19,LARAMIE,BLACK,GJX9,HAS KEY,6.7L,AUTO TRANS,4X4. Parts only / flood recovery.

part #: 68305646 prices

• $250.75-$450.00

specifications universajoin:

• for models: 2500, 4x4, Ram
• for makes: Dodge
• for years: 2019-2024
• brand: Dodge Trucks
• mpn: 68305646
• part type: Driveshaft
• id: Ae142ecc-193a-4d7d-8d9a-81c32a39d122
• interchange: 431-10473

returns universajoin:

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

general universajoin:

• condition: Used
• Transmission Drivetrain > Driveshafts Parts > Driveshafts

seller universajoin:

• city: Belton, South Carolina
• # reviews: 25242
• rating: 99.9%

shipping universajoin:

• class: Freight
• service: Flat Rate Freight
• type: Fixed
• cost: $150.00

payments universajoin:

• money order
• wallet: Apple-pay
• other
• credit card: Diners-club

offer universajoin:

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

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