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  3. FOMOCO FORD C5AW-4668-A

FOMOCO FORD OEM FACTORY ORIGINAL C5AW-4668-A Rear End Axle 64-65-66 Differential Pinion 965

fits model: Thunderbird.

C5aw-4668-a Fomoco Ford Oem Factory Original Thunderbird 9 Inch Rear End Axle Differential Pinion Assembly 965 65 #1

( Brand: Fomoco Ford Oem Factory Original ), ( Manufacturer Part Number: C5AW-4668-A ), ( Part Type: Pinion Axle ), ( Ipn: 64 65 66 ), ( Vintage Part: Yes ), ( Transmission Type: Automatic )

Review FOMOCO FORD OEM FACTORY ORIGINAL Inch Rear End Axle Differential Pinion Assembly 965 65 #1 fits THUNDERBIRD

Introducing the Ford Thunderbird Rear End Axle Differential Pinion 965-65 (C5AW-4668-A), an essential component for ensuring optimal performance and functionality of your Ford Thunderbird's rear differential system.

This pinion, specifically designed for Ford Thunderbird models, is a crucial part of the differential assembly as it connects the drive shaft to the differential gear. It is manufactured using high-quality materials that are built to last, ensuring durability and reliability even under heavy usage.

The Ford Thunderbird Rear End Axle Differential Pinion 965-65 (C5AW-4668-A) features a robust design, with precision-machined teeth that provide superior grip and traction. The pinion gear's teeth are hardened to resist wear and tear, ensuring that power is efficiently transferred from the drive shaft to the differential gears.

This pinion gear also comes with a greasable design, allowing for regular maintenance and lubrication. Proper lubrication ensures that the pinion gear operates smoothly and quietly, reducing the risk of premature wear and failure.

The pinion gear's diameter is specifically engineered to fit Ford Thunderbird models, ensuring a perfect fit every time. It is also designed to meet or exceed OEM specifications, ensuring that it functions as intended and provides the same level of performance as the original equipment.

Installing this pinion gear is a straightforward process, making it an ideal upgrade for DIY enthusiasts or those looking to save on repair costs. With its high-quality construction, precision engineering, and easy installation, the Ford Thunderbird Rear End Axle Differential Pinion 965-65 (C5AW-4668-A) is an excellent investment for any Ford Thunderbird owner looking to maintain or enhance their vehicle's performance and reliability.

Pros and Cons of Buying a Ford C5AW-4668-A Thunderbird Rear End Axle Differential Pinion 965-65

Intro:

The Ford C5AW-4668-A Thunderbird rear end axle differential pinion 965-65 is a crucial component in the Thunderbird's drivetrain system. This part connects the differential to the driveshaft and plays a significant role in power transmission. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this specific rear end axle differential pinion for your Ford Thunderbird.

Pros:

1. OEM Quality: This part is a direct factory replacement, ensuring a perfect fit and reliable performance.

2. Proven Durability: Ford engineers designed this component to withstand the rigors of daily driving, making it a trusted choice for Thunderbird owners.

3. Enhanced Performance: A replacement pinion can help restore the vehicle's original performance, addressing any power loss or drivetrain issues.

4. Peace of Mind: By choosing a genuine Ford part, you can have confidence that the part is backed by a manufacturer's warranty and excellent customer support.

Cons:

1. Cost: Although this part is a high-quality OEM component, the cost may be higher than aftermarket alternatives.

2. Availability: Depending on the location and availability, it may take some time to source and receive this part.

3. Complex Installation: Installing a differential pinion requires specific tools and skills, which might necessitate professional assistance.

Conclusion:

The Ford C5AW-4668-A Thunderbird rear end axle differential pinion 965-65 is a valuable investment for Thunderbird owners seeking optimal performance and reliability. While the cost and installation complexity may be drawbacks, the benefits of OEM quality, durability, and peace of mind make this part an attractive choice for those who prioritize authenticity and dependability.

Recommendation:

If you're in the market for a reliable, high-performance differential pinion for your Ford Thunderbird, the C5AW-4668-A is an excellent choice. We recommend purchasing this part from a trusted Ford parts supplier to ensure authenticity, warranty coverage, and excellent customer service. If you're unsure about the installation process or lack the necessary tools, consider consulting a professional mechanic to ensure proper installation and optimal performance.

Details:

Believed to fit 1964 thru 1966 Thunderbird though you should confirm. I have many others available with different date codes from 1958 thru 1966 so if you are looking for something special let me know. Ford Thunderbird 9 inch complete rear axle assembly removed from a 1965.

part #: c5aw4668 prices

  • $16.00-$84.99

specifications othellodrivetrain:

  • for models: Thunderbird
  • brand: Fomoco Ford Oem Factory Original
  • mpn: C5aw-4668-a
  • part type: Pinion Axle
  • ipn: 64 65 66
  • vintage part: Yes
  • transmission type: Automatic

seller othellodrivetrain:

  • # reviews: 6334
  • rating: 99.5%
  • city: Mira Loma, California

offer othellodrivetrain:

  • options: Ship-to-home
  • sold: 0
  • started: November 5, 2025
  • availability: In Stock
  • quantity: 1
  • best offers: True

payments othellodrivetrain:

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

returns othellodrivetrain:

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

general othellodrivetrain:

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

shipping othellodrivetrain:

  • type: Fixed
  • class: Freight
  • cost: $800.00
  • service: Flat Rate Freight
for models: thunderbird, part type: pinion axle, vintage part: yes, transmission type: automatic,
category: auto parts > car truck parts accessories > transmission drivetrain, sku: 10416707683064762,

Fomoco Ford Oem Factory Original C5AW-4668 Is Similar To:

othellodrivetrain logo
5 offers $16.00–$84.99 USD
  • Offer #1: $16.00 price + $18.15 shipping estimate = $34.15* total. This is part no. For use on 1964-72 Ford Truck Models with Ford WFF (3-6M) Rear AXles.+$18.15 shipping
  • Offer #2: $31.27 price + $0.00 shipping estimate = $31.27* total.FREE SHIPPING
  • Offer #3: $84.99 price + $15.10 shipping estimate = $100.09* total. I APPREICATE ALL OF YOU. Pinion yoke 25 spline.+$15.10 shipping
  • Offer #4: $84.99 price + $15.10 shipping estimate = $100.09* total. Pinion yoke 30 spline.+$15.10 shipping
  • Offer #5: $600.00 price + $800.00 shipping estimate = $1400.00* total. Believed to fit 1964 thru 1966 Thunderbird though you should confirm.+$800.00 shipping

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