fits make: Ford, Jeep. year: 1955–1956.

( Brand: Made In Usa ), ( Manufacturer Part Number: 640391 ), ( Part Type: Gear Transmission ), ( Surface Finish: Steel Brass )
The 1AT90A-2 synchronizer gear is an essential component for 4-speed manual transmissions in certain Ford and Jeep models from the mid-1950s to the early 1960s. Specifically, this part is compatible with Ford vehicles from 1955 and 1956, as well as Jeep models from 1946 to 1966. The 1AT90A-2 synchronizer gear, with part number 640391, is designed to facilitate smooth and efficient gear shifts by synchronizing the rotational speeds of gears as they engage.
This synchronizer gear is made of high-quality materials, ensuring durability and longevity. It features robust construction, with precise internal mechanisms that allow for seamless engagement and disengagement of gears. The 1AT90A-2 synchronizer gear is also designed for easy installation, ensuring minimal disassembly of the transmission is required.
The 1AT90A-2 synchronizer gear is an essential upgrade for any vehicle owner looking to enhance the performance of their manual transmission. Its precise design and robust construction ensure reliable operation, reducing the risk of transmission damage and improving overall driving experience. Whether you're restoring a classic Ford or Jeep, or simply looking to improve the performance of your daily driver, the 1AT90A-2 synchronizer gear is an invaluable addition to your vehicle's maintenance and upgrade arsenal.
Pros of buying 1AT90A-2 synchronizer gear for a 1955-1966 Ford Jeep 46-66:1. Availability: The 1AT90A-2 is a fairly common part for Jeep CJ and Wagoneer models, which means it's likely easily available from various sources, such as auto parts stores or online marketplaces.
2. Compatibility: This synchronizer gear is designed to fit 1955-1966 Ford Jeep 46-66 transmissions, so you can be confident that it will work with your vehicle.
3. Cost-effective: Compared to replacing the entire transmission, purchasing just the synchronizer gear can save you money.
Cons of buying 1AT90A-2 synchronizer gear for a 1955-1966 Ford Jeep 46-66:1. Installation complexity: While the part itself is relatively simple, the installation process can be complex due to the intricacies of the transmission system. You may need to hire a professional mechanic to install the part, which can add to the overall cost.
2. Potential for additional issues: If the synchronizer gear is not the source of your transmission problem, replacing it may not solve the issue. Additionally, if the gear is not properly installed, it could cause further damage to your transmission.
3. Quality concerns: When purchasing from online marketplaces, it's important to ensure you're buying from a reliable seller. Some aftermarket parts may not meet the same quality standards as OEM parts, which could lead to issues down the line.
Conclusion:Ultimately, whether or not to purchase the 1AT90A-2 synchronizer gear for your 1955-1966 Ford Jeep 46-66 transmission depends on several factors, including the severity of your transmission issue, your mechanical skills, and your budget. If you're confident in your ability to install the part and believe it's the source of your transmission problem, it could be a cost-effective solution. However, if the installation process seems too complex or if you have concerns about the quality of the part, it may be worth considering other options, such as hiring a professional mechanic or investigating other potential causes of your transmission issue.
This fits t86e top loader overdrive with the 6 bolt plate. Borg Warner is 1at90a Made In Usa Sterling Int.
Part on box is a Jeep. Shipping quoted is for Usa 50 states. Nos new Ford synchronizer gear overdrive transmission.
Also fits t86e-In plus 1946 to 1966 Jeep t90 3 speed t86e 1964. It fits all Ford overdrive trans with 6 bolt top load plate.
Will combine multiple apical shipping cost. I have 10s of 1000s 50s decade Ford parts Inquire.