FORD FL144K145AA Rear Drive Shaft Wb 4X2 131

( Manufacturer Part Number: FL144K145AA ), ( Warranty: 90 Day ), ( Genuine Oem: Yes ), ( Seller Notes: 3.5l Ecoboost, 2wd ), ( Interchange Item Code: 431 ), ( Color: J7 Magnetic Gray ), ( Reference Oe/oem: Fl144k145aa, Fl144k145ab, Fl1z4r602a ), ( Type: Drive Shaft )

Review FORD Used Rear Drive Shaft 4x2 131 Wb Extended fits EXPEDITION 2016

The **Ford FL144K145AA Rear Drive Shaft** is a precision-engineered, high-performance drivetrain component specifically designed for the **2016 Ford Expedition (131-inch wheelbase) in a 4x2 (two-wheel drive) configuration**. This drive shaft is a critical link in the vehicle s powertrain system, transmitting torque from the transfer case (or transmission in 2WD models) to the rear axle, ensuring smooth and efficient power delivery to the rear wheels. Constructed from high-strength, cold-forged steel, the shaft features a robust **spicer joint (constant velocity) design** at both ends, allowing for smooth operation even under varying suspension movement and articulation, which is particularly beneficial for the Expedition s larger size and heavier payload capacity. The **FL144K145AA** is engineered to accommodate the unique drivetrain geometry of the 2016 model year, with precise balancing and alignment to minimize vibration and wear, enhancing both ride comfort and longevity. The shaft is also equipped with **sealed bearings and grease-filled joints**, providing corrosion resistance and reducing the risk of premature failure, even in demanding conditions. Whether used in towing, off-roading, or daily driving, this drive shaft is built to withstand the stresses of heavy-duty applications while maintaining reliability. Replacing a worn or damaged rear drive shaft with this **OEM-quality component** ensures optimal performance, safety, and compliance with Ford s original specifications, making it an essential upgrade for maintaining the Expedition s drivetrain integrity.

### **Pros and Cons of Buying a Used Ford FL144K145AA Rear Drive Shaft (2016 Expedition 4x2, 131" Wheelbase)**

1. **Compatibility and Fitment** The FL144K145AA is a direct replacement for the rear drive shaft in a 2016 Ford Expedition 4x2 with a 131-inch wheelbase. It is designed to match the vehicle s drivetrain specifications, ensuring proper alignment and function.

2. **Durability** Ford s drive shafts are generally built to last, especially in 4x2 models where rear-wheel drive is less demanding than full-time AWD. If the shaft is in good condition, it should provide reliable service for many miles.

3. **Aftermarket Availability** Since this is a common part for the Expedition, finding replacements or repairs is relatively straightforward. Dealers, online retailers, and salvage yards often carry this part.

4. **Cost-Effective Replacement** Purchasing a used or refurbished drive shaft can be significantly cheaper than buying new, making it a budget-friendly option for repairs.

5. **Prevents Further Damage** A failing drive shaft can lead to transmission or axle issues if ignored. Replacing it early can prevent more expensive repairs down the line.

6. **Potential for Customization** If the vehicle is modified (e.g., lifted, wider tires), a high-quality aftermarket shaft may be necessary to accommodate changes.

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1. **Wear and Tear** A used drive shaft may have internal wear, such as cracked yokes, bent tubes, or worn universal joints (U-joints). These issues can lead to vibrations, clunks, or even catastrophic failure.

2. **Hidden Damage** Without a thorough inspection, internal damage (e.g., from rust, improper installation, or past accidents) may not be immediately visible. A visual check alone is insufficient.

3. **Quality Variability** Used parts can vary in quality. Some may have been salvaged from wrecked vehicles, while others might be lightly used but still worn out.

4. **Installation Challenges** Replacing a drive shaft requires proper alignment and balancing. Improper installation can cause vibrations, premature wear, or drivetrain issues.

5. **Lack of Warranty** Unlike new parts, used drive shafts typically come with no warranty, meaning you bear all risks of failure.

6. **Potential for Counterfeit Parts** Some sellers may offer fake or mismatched parts, which could fit visually but fail under load.

7. **Additional Costs** Even if the shaft itself is cheap, you may need to budget for labor (if not DIY), grease, balancing, and potential related repairs (e.g., worn U-joints).

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Buying a used **Ford FL144K145AA rear drive shaft** for a 2016 Expedition 4x2 can be a cost-effective solution if you find a high-quality, well-maintained part. However, the risks of hidden damage, improper fitment, or premature failure make it a gamble unless you thoroughly inspect the shaft or purchase from a trusted source (e.g., a reputable salvage yard or dealer with return policies).

For most drivers, **prioritizing a new or remanufactured OEM part** (or a high-quality aftermarket equivalent) is the safer choice, despite the higher upfront cost. If you proceed with a used shaft, ensure it is:

- Visually inspected for cracks, rust, or deformation.

- Tested for smooth operation (no excessive play in joints).

- Balanced if modified or heavily used.

- Purchased from a seller who offers a return or replacement policy.

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- Buy from a **salvage yard with a return policy** or a **trusted online parts marketplace** (e.g., RockAuto, eBay with seller feedback).

- **Inspect thoroughly** (look for rust, bent tubes, worn U-joints) and **test for smoothness**.

- **Balance the shaft** if installing on a modified vehicle.

- **Purchase a new or remanufactured OEM part** (e.g., from Ford or a dealer) for long-term peace of mind.

- Consider **aftermarket brands** (e.g., Currie, Spicer) known for durability if cost is a concern.

- Get a **professional inspection** before buying used to avoid costly mistakes.

- Factor in **labor costs** sometimes paying a mechanic to verify the part is worth the extra expense.

**Final Verdict:** Unless you re certain of the shaft s condition, **a new or remanufactured part is the best long-term choice** for a 2016 Expedition 4x2. Used parts can save money but carry unnecessary risk unless sourced carefully.

Details:

Original parts mean a perfect fit. Parts go back into cars rather than landfill. Orders placed after 2:00 pm CST cannot be guaranteed shipping that day. Unless specified as Universal this is a direct fit Drive Shaft.

All parts are covered by warranty. Not just our Heritage, but Legacy Used Rear Drive Shaft fits: 2016 Ford Expedition 4x2 131 WB extended. Every part is cleaned, tested and inspected by experts. Superseded Part Numbers This item may have been superseded from a different part number this manufacturer.

This part fits vehicles made in the following years 2015, 2016 ,2017.

part #: fl144k145aa prices

• $99.00-$294.19

specifications universajoin:

• for models: Expedition
• for makes: Ford
• for years: 2016
• mpn: Fl144k145aa
• warranty: 90 Day
• genuine oem: Yes
• seller notes: 3.5l Ecoboost, 2wd
• interchange item code: 431
• color: J7 Magnetic Gray
• reference oe/oem: Fl144k145aa, Fl144k145ab, Fl1z4r602a
• type: Drive Shaft

payments universajoin:

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

offer universajoin:

• options: Ship-to-home
• started: February 6, 2026
• quantity: 1
• sold: 0
• availability: In Stock

shipping universajoin:

• type: Fixed
• transit: 3-6 Days
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery, USPS Priority Mail, USPS Ground Advantage
• carrier: FedEx, USPS
• class: Standard, Expedited

seller universajoin:

• city: Mobile, Alabama
• rating: 99.3%
• # reviews: 5889

general universajoin:

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

returns universajoin:

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

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