FORD 431-02923 Rear Drive Shaft Aod Transmission 6-232 3.8L

( Part Type: Driveshaft Transmission ), ( Genuine Oem: Yes ), ( Ipn: 431-02923 ), ( Year: 1985 ), ( Warranty: 90 Day )

Review FORD Rear Drive Shaft 3.8l Aod Transmission Ltd fits 1984–1986

The **Ford 431-02923 Rear Drive Shaft (Part Number 6-232)** is a precision-engineered, high-performance drivetrain component specifically designed for the **1984-1986 Ford Mustang GT with a 3.8L V6 engine paired with an automatic overdrive (AOD) transmission and Limited Slip Differential (LSD)**. This drive shaft is a critical link in the powertrain system, transmitting torque from the transmission to the rear axle while accommodating the unique suspension geometry and drivetrain layout of these iconic muscle cars. Crafted from high-grade, heat-treated steel, this shaft is built to withstand the demanding stresses of aggressive driving, towing, or heavy loads, ensuring reliable performance under both normal and extreme conditions. The **6-232** designation indicates its compatibility with the **6-bolt rear axle housing**, a common setup in the **Fox-body Mustang lineup**, while the **AOD transmission** specification ensures proper alignment with the Ford s smooth-shifting, fuel-efficient automatic gearbox. For the **LTD trim**, this drive shaft is particularly well-suited, as it supports the enhanced towing capacity and refined handling dynamics of these models. Whether restoring a classic Mustang to its original glory or upgrading an existing vehicle for improved durability, this **OEM-replacement or high-quality aftermarket** drive shaft delivers the strength, balance, and precision needed to maintain optimal drivetrain function. Its **universal joint (U-joint) and constant velocity (CV) joint-like flexibility** allows for smooth operation even under varying suspension travel, reducing wear on the transmission and differential while extending the lifespan of the entire drivetrain. For enthusiasts seeking authenticity or those looking to enhance their Mustang s performance, this **direct-fit, drop-in replacement** is an essential component that ensures seamless power delivery and long-term reliability.

### **Pros and Cons of Buying a Ford 431-02923 Rear Drive Shaft (6-232, 3.8L AOD Transmission, 84-86 LTD)**

1. **Direct OEM Replacement** This is a genuine Ford part, ensuring a perfect fit and compatibility with your 1984-1986 Ford LTD equipped with a 3.8L V6 and AOD transmission. It eliminates the risk of sizing issues or improper alignment that can occur with aftermarket or non-genuine parts.

2. **Reliability and Durability** Ford s original parts are built to withstand the stresses of daily driving, especially in a rear-wheel-drive vehicle like the LTD. The 6-232 drivetrain (common in early 80s Fords) is a well-engineered system, and a new OEM shaft reduces the risk of premature failure from wear or damage.

3. **Prevents Further Damage** A failing or damaged rear drive shaft can cause excessive vibration, clunking noises, or even detachment while driving, leading to costly repairs or accidents. Replacing it proactively avoids these risks.

4. **Maintains Vehicle Value** If you plan to keep or sell the vehicle later, having all OEM components (especially in a well-maintained 84-86 LTD) can make it more appealing to buyers who prefer complete, unmodified vehicles.

5. **Warranty Coverage** If purchased from an authorized Ford dealer or a reputable parts supplier, this shaft may come with a warranty, providing peace of mind against defects.

6. **Compatibility with Aftermarket Upgrades** While this is an OEM part, it will work seamlessly with aftermarket modifications like performance exhausts, suspension upgrades, or drivetrain enhancements, as long as the modifications don t alter the drivetrain s geometry.

---

1. **High Cost** OEM parts, especially for older Ford models, can be expensive. The 431-02923 shaft may cost significantly more than aftermarket alternatives, which could be a deterrent for budget-conscious buyers.

2. **Limited Availability** Finding this exact part may require ordering from a specialty auto parts store, Ford dealer, or online marketplace (e.g., RockAuto, eBay, or junkyards). Availability can be inconsistent, and lead times may be longer than for more common parts.

3. **Installation Complexity** Replacing a rear drive shaft often requires lifting the vehicle, removing the axle housing, and ensuring proper alignment. While not overly difficult, it may require mechanical skill or professional installation, adding to the overall cost if labor is involved.

4. **Potential for Counterfeit Parts** If purchasing from an untrusted seller, there s a risk of receiving a knockoff or refurbished part that doesn t meet OEM standards. Always verify the part s authenticity and source.

5. **Overkill for Some Owners** If the shaft is only showing minor wear or the vehicle is used infrequently, some owners might opt for a cheaper aftermarket shaft or a used OEM part from a salvage yard to save money.

6. **Weight Consideration** OEM shafts are heavier than some aftermarket lightweight alternatives. While this isn t a major issue for most drivers, performance-oriented owners might prefer lighter shafts for improved drivetrain response.

---

The **Ford 431-02923 rear drive shaft (6-232, 3.8L AOD, 84-86 LTD)** is a **high-quality, reliable, and direct replacement** for your vehicle. It is the best choice if you prioritize **durability, fitment, and long-term reliability**, especially if the shaft is failing or you want to prevent future issues. The upfront cost and potential installation challenges are justified by the part s performance and compatibility.

However, if **budget is a concern** or the shaft is only experiencing minor wear, exploring **aftermarket alternatives** (e.g., from brands like **Dura-Last, Spicer, or Mopar**) or purchasing a **used OEM shaft from a junkyard** could be more economical. Always weigh the **cost of the part against the potential consequences of driving with a failing shaft** safety and longevity should be the primary considerations.

---

- You want the **most reliable and longest-lasting solution**.

- You re replacing a **failed or severely worn shaft**.

- You plan to **keep or sell the vehicle long-term** and want to maintain its value.

- You have access to a **trusted supplier** (dealer, reputable online retailer) to avoid counterfeit parts.

- You re on a **tight budget** and the shaft is only showing **minor issues**.

- You re comfortable with **aftermarket brands** and can verify their quality.

- You re willing to **source a used OEM shaft** from a salvage yard (ensure it s in good condition).

**Final Verdict:** For most owners of a **1984-1986 Ford LTD with a 3.8L AOD transmission**, the **431-02923 OEM rear drive shaft is the best choice** for peace of mind and long-term reliability. If cost is a major factor, thoroughly research aftermarket options and used parts to ensure they meet your needs. Always prioritize **safety and proper fitment** over cost savings.

Details:

Donor Vehicle. See below for fitment information and any notes pertaining to this specific part. For more parts from this vehicle. It is ready to ship and comes with a 90 day warranty.

Notes: AOT 3.8 48 WELD, OFF READY 6. Year: 1985, model: LTD, Stock #: WN4811, Mileage: 90000. This part will only fit: LTD 84 6-232 3.8L, AOD transmission, from 11/83, 85-86 MARQUIS transmission.

part #: 431-02923 price

• $202.09

specifications universajoin:

• for makes: Ford
• for years: 1984-1986
• part type: Driveshaft Transmission
• genuine oem: Yes
• ipn: 431-02923
• year: 1985
• warranty: 90 Day

shipping universajoin:

• cost: $0.00
• carrier: UPS
• transit: 2-6 Days
• service: UPS Ground
• class: Standard
• type: Fixed

returns universajoin:

• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

general universajoin:

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

offer universajoin:

• sold: 0
• started: April 2, 2026
• best offers: True
• availability: In Stock
• quantity: 1
• options: Ship-to-home

payments universajoin:

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

seller universajoin:

• # reviews: 15679
• rating: 98.9%
• city: Toledo, Ohio

Ford 6-232 Is Similar To:

• 1-3600 Amc Fits Various Buick Ford Jeep Models Trw Universal Joint (23% similar) May not fit all vehicles within stated year range, due to possible variations. Please refer to pictures for item condition...(May 19th, 2018)
• 0298-44fc0-fa 029844fc0fa Ford Mustang Gt Rwd Rear Drive Shaft Driveshaft Propeller Oem (34.1% similar) Expedited shipping available, directly for details. Products sold in quantities will show a single image representing the others equal or greater condition...(July 18th, 2018)
• 1-3650 Carquest Nos Ford Fomoco Galaxie Fairlane Custom Rear (14.2% similar) It is in very good condition, with the following SPECIFICATIONS:2R to 1310 hybrid conversion JOINT1310 side 25 span w outside snap RINGS2R side 1 cap x this offer is for an nos 1959 ford galaxies fair lane custom 300 rear u-joint part B9AZ-4635-A lockup span w inside c-clip snap rings...(July 29th, 2018)
• Seal Aod Ford Spl C4 1.498 Yoke Slip Dia Trans Spicer 28 T5 Tremec (25.9% similar) Call with questions. 498 seal DOA 1350 u joint make sure you know if this works for you...(April 30th, 2015)
• 108315397 2006 Ford Expedition Front Drive Shaft 141k Oem 00441 (30.6% similar) No photos of the actual item are available...(October 9th, 2015)
• 108634411 2004-2011 Ford Ranger Rear Drive Shaft 87k Oem 05674 (40.6% similar) No photos of the actual item are available...(February 4th, 2016)
• Front 109304 Ind Fits Drive Ford Shaft Reman Usa 00-05 Excursion (33.1% similar) ...(April 15th, 2015)
• 114-2100 Vintage Ford New Rear Universal Joint Replaces (32.4% similar) Australia takes longer at times. I am glad to combine offers save you on shipping. Priority airmail is faster. Number on box is B5AZ-4635A which fits many old fords. New in box u-joint with grease fitting and clips-locks...(October 30th, 2018)
• F150 04 05 Shaft Drive Front Ford Style 1229875 (34.4% similar) ...(April 4th, 2015)
• 14350542 Aftermarket Products New Driveshaft Rear Ford Explorer Taurus Mercury Sable (29.1% similar) The items are brand new parts that look and fit same as original, except at a much better price...(January 5th, 2019)
• 05 02 10 11 98 01 03 04 Ranger 99 1518199 Front Shaft 07 08 06 Ford 00 Drive 09 (31.3% similar) Warranty is for replacement of the part only and does not include any towing, labor, fluids, seals or gaskets. Sport track boxes. Example left is drivers side. This includes all requests for visual identifications on a part such as a verification of the part number that is printed on the part or ...(April 23rd, 2015)