1. Universal Joints For Sale
  2. sku: 14924958387147772
  3. FORD TRUCK TFORDALL

FORD TRUCK 431-01904 Prop Shaft Rear Drive Wb Manual Tfordall 139 75-77

fits model: F150. make: Ford. year: 1977.

431-01904 Ford Truck Prop Shaft Rear Drive 139 Wb Manual Section Fits 75-77 F150 Pick

( Brand: Ford Truck ), ( Model: TFORDALL ), ( Conditions Options: 2 Pc 39 And 12 W To W 70 Overall ), ( Genuine Oem: Yes ), ( Ipn: 431-01904 )

Review FORD TRUCK Prop Shaft Rear Drive 139 Wb Manual Section 75-77 Pick fits F150 1977

The **Ford 431-01904 Prop Shaft (Rear Drive) for 1975-1977 F-150 with a 139-inch Wheelbase and Manual Transmission** is a critical component designed to transfer torque from the transmission to the rear axle, ensuring smooth and efficient power delivery in your classic Ford pickup. This prop shaft is engineered specifically for the **1975 through 1977 F-150 models** equipped with the **139-inch wheelbase**, making it a precise fit for vehicles built during this era, particularly those featuring a **manual transmission** a hallmark of the era s driving experience. Crafted from high-quality steel, this prop shaft is built to withstand the demands of heavy-duty towing, off-road adventures, or daily commuting, offering durability and reliability that aligns with Ford s legacy of rugged performance. The shaft features a **universal joint (U-joint) at both ends**, allowing for flexibility and accommodating the natural movement of the vehicle s suspension, which is essential for maintaining a seamless power transfer even when the drivetrain experiences slight angular displacement. The **slip yoke** on the transmission end is designed to accommodate variations in the transmission s output housing, ensuring a secure yet adjustable connection, while the **drive yoke** at the axle end is engineered to mate perfectly with the differential housing, minimizing slippage and maximizing efficiency. Whether you re restoring a vintage F-150 to its original glory or upgrading an existing drivetrain for enhanced performance, this prop shaft is a direct-fit replacement that restores factory specifications with precision. Its robust construction and compatibility with the **7.5L V8 engine** (common in these models) make it an ideal choice for enthusiasts seeking both authenticity and performance. Proper installation requires careful alignment and torque specifications to ensure longevity, but once in place, this prop shaft delivers the dependable power transfer that every classic Ford driver expects.

### **Pros and Cons of Buying a Ford 431-01904 Prop Shaft (Rear Drive, 139" Wheelbase, Manual Transmission, 1975-1977 F-150)**

#### **Pros**

1. **Classic Ford Performance** The 1975-1977 F-150 with a rear-drive setup and manual transmission is a sought-after classic truck, especially among enthusiasts who appreciate vintage Ford engineering. The 302 V8 (or 351 Cleveland in some models) provides a strong, reliable base for modifications.

2. **Manual Transmission Option** Manual transmissions (like the C6 or M20) are highly desirable for driving enjoyment, towing, and off-road use. They offer better control, engagement with the vehicle, and are easier to maintain than automatics.

3. **Rear-Wheel Drive (RWD) Advantages** RWD provides better weight distribution, improved off-road traction (especially in loose or muddy conditions), and a more engaging driving experience compared to modern front-wheel-drive trucks. It also allows for easier modifications like lifting, suspension upgrades, and 4WD conversions.

4. **Strong V8 Engine Options** The 302 V8 (271 hp) and 351 Cleveland (250-290 hp) are durable, easy to work on, and have a strong aftermarket support. These engines can be easily upgraded with performance parts (heads, camshafts, intake, exhaust) for better power.

5. **Lower Cost of Ownership (Compared to Modern Trucks)** Parts are generally cheaper than those for newer trucks, and labor costs for repairs are lower. Many mechanics are familiar with classic Ford work, making maintenance more accessible.

6. **Customization Potential** The F-150 from this era is a blank canvas for modifications. Owners can easily swap in modern components (brakes, suspension, drivetrain) while keeping the classic look. The 139" wheelbase also allows for unique builds, such as extended cabs or custom chassis work.

7. **Community & Enthusiast Support** There is a strong community of classic Ford owners, restorers, and builders who share knowledge, parts, and restoration tips. Forums, meetups, and swap meets make it easier to find help and resources.

8. **Potential for High Resale Value** Well-maintained, restored, or modified examples can appreciate in value, especially if kept in original condition or given a custom build. Restomod versions (modernized interiors, electronics, but with classic styling) are particularly valuable.

9. **Durability of Original Components** Many of the original drivetrain and chassis parts (like the prop shaft, differential, and frame) are robust and can last decades with proper care. The 431-01904 prop shaft itself is a common, well-documented component with available replacements if needed.

10. **Off-Road & Adventure Potential** With the right modifications (lift kits, locking differentials, skid plates), these trucks can handle rough terrain better than many modern trucks, especially in their stock or lightly modified states.

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#### **Cons**

1. **Aging Mechanical Components** Many parts (suspension, steering, brakes, and drivetrain) are designed for lighter loads and lower speeds than modern trucks. Rust, worn bushings, and outdated safety features (like minimal rollover protection) can be issues.

2. **Fuel Economy & Modern Standards** The V8 engines are thirsty by today s standards, averaging around **12-15 MPG** in a stock condition. Modern fuel injection and turbocharged engines offer far better efficiency and power-to-weight ratios.

3. **Safety Concerns** Original safety features (seatbelts, airbags, structural integrity) are far inferior to modern standards. The lack of stability control, electronic braking, and advanced crash protection makes these trucks riskier in accidents.

4. **Maintenance & Reliability** While the engines are durable, other components (like the transmission, cooling system, and electrical wiring) can be finicky. Modern trucks have far fewer failure points due to advanced engineering.

5. **Limited Modern Comforts** Original interiors (vinyl seats, manual windows, basic climate control) are less comfortable than modern trucks with power features, heated seats, and advanced infotainment.

6. **Emissions & Legal Restrictions** Some states have strict emissions laws that may require modifications (like catalytic converters or EGR deletions) to keep the truck street-legal. Older trucks may also fail modern smog checks without upgrades.

7. **Parts Availability & Costs** While parts are cheaper than for newer trucks, some components (like original OEM prop shafts, springs, or steering parts) can be hard to find. Aftermarket parts may be necessary, adding to costs.

8. **Insurance & Registration Challenges** Insuring a classic truck can be expensive, especially if it s modified or used for towing. Some states have restrictions on vintage vehicles, requiring special plates or inspections.

9. **Driving Experience Differences** Modern trucks have better handling, suspension tuning, and driver aids (like traction control). The manual transmission, while fun, requires more effort to drive in stop-and-go traffic compared to an automatic.

10. **Potential for Hidden Damage** Older trucks often have rust, frame damage, or electrical issues that aren t immediately obvious. A thorough inspection (or restoration) is often required before purchasing.

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### **Conclusion**

Buying a **1975-1977 Ford F-150 with a manual transmission, rear-wheel drive, and the 431-01904 prop shaft** is a great choice if you:

- **Enjoy classic trucks and manual driving**,

- **Plan to restore or modify it** (rather than use it as a daily driver),

- **Are prepared for maintenance and potential repairs**,

- **Value the off-road and customization potential**,

- **Have a budget for restoration or upgrades**.

However, if you prioritize **modern comfort, safety, fuel efficiency, and low maintenance**, a newer truck (or a restomod version of this classic) may be a better fit.

---

### **Recommendation**

1. **If You Want a Project Truck:**

- Buy a **well-documented example** with a **clean title** and **service records**.

- **Inspect the prop shaft, frame, and drivetrain** for rust or damage.

- **Budget for a full restoration** (or at least a major rebuild) before using it regularly.

- **Consider a restomod approach** (modern interior, electronics, but classic exterior) to balance vintage charm with modern convenience.

2. **If You Want a Daily Driver:**

- Look for a **restored or lightly modified example** with modern safety upgrades (roll cage, modern brakes, fuel injection).

- **Avoid high-mileage examples** unless you re prepared for extensive work.

- **Consider a 4x4 version** if off-roading is a priority.

3. **If You re Unsure:**

- **Test drive multiple examples** to see which one fits your needs.

- **Join classic Ford forums** (like Ford Truck Forum) for advice on specific models.

- **Consult a mechanic** before purchasing to assess hidden issues.

**Final Verdict:**

This prop shaft and truck setup is **ideal for enthusiasts who want a fun, customizable classic** but requires **time, money, and effort** to keep in good condition. If you re willing to put in the work, it can be an incredibly rewarding project. If not, a modern truck or a pre-restored classic may be a smarter long-term investment.

Details:

Verification of fitment based on OEM part number is highly recommended. Warranty Parts are guaranteed against defect and fitment unless the listing specifies that sale is as-is.

specifications universajoin:

  • for models: F150
  • for makes: Ford
  • for years: 1977
  • brand: Ford Truck
  • model: Tfordall
  • conditions options: 2 Pc 39 And 12 W To W 70 Overall
  • genuine oem: Yes
  • ipn: 431-01904

general universajoin:

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

returns universajoin:

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

shipping universajoin:

  • class: Standard
  • transit: 3-6 Days
  • cost: $0.00
  • type: Fixed
  • service: Standard

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seller universajoin:

  • city: Delton, Michigan
  • # reviews: 8693
  • rating: 99.2%

offer universajoin:

  • started: February 20, 2026
  • best offers: True
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • sold: 0
for models: f150, for makes: ford, for years: 1977, conditions options: 2 pc 39 and 12 w to w 70 overall, genuine oem: yes,
manufacturer: ford, category: auto parts > transmission drivetrain > driveshafts parts > driveshafts, sku: 14924958387147772,
Ford Truck TFORDALL Is Similar To:
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1 offer $158.80 USD
  • Used. Offer #1 priced at $158.80 + $0.00 shipping estimate = $158.80* total. FORD F150 PICKUP 75 139" WB, MT; rear section, 8-360. FORD F150 PICKUP 75 139" WB, AT; rear section, 6-300.FREE SHIPPING

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